Rina’s recipe uses 2 cups of sugar to make 2 ½ dozen cookies. Jonah’s recipe uses 2 ¼ cups of sugar to make 3 dozen cookies. Which recipe uses more sugar for a dozen cookies? Why?

Answers

Answer 1

Answer:

Let's calculate the "cups of sugar per dozen cookies" ratio:

2 cups

---------- = 0.8  (Rina)        

  2.5                                  

2.25 cups

------------- = 0.75 (Jonah)

     3

Rina uses more sugar for a dozen cookies.


Related Questions

1) Which pair of triangles is congruent by Side - Side - Side?

Answers

pair number 4
all sides are congruent, so it has side-side-side congruence :)

The pair of triangles that is congruent by Side-Side-Side rule of congruency is option 4 .

Required:

The option with a pair of triangles that congruent by Side-Side-Side SSS rule of congruency.

Solution;

The given information in option [1] are;

A pair of congruent alternate interior angles, and a pair of angles  in option [1] are congruent by Angle-Side-Angle rule of congruency.

Option [2]

The information given in option [2] are two angles and an adjacent side, therefore;The length of the triangles in option [2] are congruent by Angle-Angle-Side rule of congruency

Option [3]

From the given parameters, the rule of congruency for option [3] is Side-Angle-Side congruency

Option [4]

The triangles have a common side that is shared.3 tic marks and 2 tic mark indicating that the corresponding sides are congruent are placed on the other two sides.

Therefore, b of one triangle are congruent to the corresponding three sides of the other triangle, indicating that triangles are congruent by Side-Side-Side rule of congruency.

Learn more here:

https://brainly.com/question/9524097

LOTS OF POINTS!?!?!?Write a linear function f with the values f(5)=−1 and f(0)=−1.
f(x)=

Answers

Answer:

The euation of the linear function is:

y = -1

Step-by-step explanation:

As the function has the values

at x = 5, f(5) = -1at x = 0, f(0) = -1

Thus, the two points are:

(5, -1)(0, -1)

Finding the slope between (5, -1) and (0, -1)

[tex]\mathrm{Slope}=\frac{y_2-y_1}{x_2-x_1}[/tex]

[tex]\left(x_1,\:y_1\right)=\left(5,\:-1\right),\:\left(x_2,\:y_2\right)=\left(0,\:-1\right)[/tex]

[tex]m=\frac{-1-\left(-1\right)}{0-5}[/tex]

[tex]m=0[/tex]

We know that the slope-intercept form of the line equation is

y=mx+b

where m is the slope and b is the y-intercept

We also know that the y-intercept can be computed by setting x=0 and finding the corresponding value of y.

so at x = 0, y = -1

Thus, the y-intercept 'b' = -1

Now, substituting m = 0 and b = -1 in the slope-intercept form of the line equation

y = mx+b

y = 0x + -1

y = -1

Therefore, the euation of the linear function is:

y = -1

anna worked 3 hours a day for seven days. she made a total of 94.50. how much did she make per hour?

Answers

Answer:

31.5

Step-by-step explanation:

just divide the numbers

9. A certain color paint should have a mix of blue and green in a ratio of 5:2.
needs to use 8 gallons of green paint, how many gallons of blue paint sho
order to obtain the right color?

Answers

Answer:

20 gallons of blue paint

Step-by-step explanation:

The ratio is blue to green right?

5:2

You already know the green

8

divide 8 by its part of the ratio.

8/2

4

Times 5 by 4

20

20 blue paints and 8 green paints.

what is the value of AC

Answers

Also known as the “equivalent” or “DC equivalent” value of an AC voltage or current. For a sine wave, the RMS value is approximately 0.707 of its peak value. The crest factor of an AC waveform is the ratio of its peak (crest) to its RMS value.

Please help! I will give brainliest to the correct answer!

Answers

Answer:

Use desmos graphing calculator. Thats basically the answer to everything that involves graphing. gimme brainliest >:D

Step-by-step explanation:

9514 1404 393

Answer:

  see attached

Step-by-step explanation:

You can identify the lines by the sign of the slope and the value of the y-intercept. Each point of interest is at the intersection of a line with positive slope and a line with negative slope. So, you can identify the pair of lines by their two different y-intercepts.

Clockwise from lower left (3rd quadrant), the pairs of y-intercepts associated with the intersection of interest are ...

2, -1 . . . . 2 is associated with positive slope2, 22, -1 . . . . 2 is associated with negative slope2, -3-1, -3

If the answer choices are designated A–E, left to right, the corresponding list is (again, clockwise from lower left) ...

DCBAE

Please help quick! It is due in 20 minutes. Please help!

Answers

Answer:

7) x=-2

11) x=3

8) x=0

12)x = 3/4 = 0.750

Step-by-step explanation:

7)Let's solve your equation step-by-step.

4x+34=8−9x

Step 1: Simplify both sides of the equation.

4x+34=8−9x

4x+34=8+−9x

4x+34=−9x+8

Step 2: Add 9x to both sides.

4x+34+9x=−9x+8+9x

13x+34=8

Step 3: Subtract 34 from both sides.

13x+34−34=8−34

13x=−26

Step 4: Divide both sides by 13.

13x

13

=

−26

13

x=−2

Answer:

x=−2

11) Let's solve your equation step-by-step.

2x−18=−9−x

Step 1: Simplify both sides of the equation.

2x−18=−9−x

2x+−18=−9+−x

2x−18=−x−9

Step 2: Add x to both sides.

2x−18+x=−x−9+x

3x−18=−9

Step 3: Add 18 to both sides.

3x−18+18=−9+18

3x=9

Step 4: Divide both sides by 3.

Answer:

x=3

8) Let's solve your equation step-by-step.

−x−7=3x−7

Step 1: Subtract 3x from both sides.

−x−7−3x=3x−7−3x

−4x−7=−7

Step 2: Add 7 to both sides.

−4x−7+7=−7+7

−4x=0

Step 3: Divide both sides by -4.

−4x /-4=0 /-4

x=0

12)

x=3/4=0.750

We move all terms to the left:

x-(3/4)=0

We add all the numbers together, and all the variables

x-(+3/4)=0

We get rid of parentheses

x-3/4=0

We multiply all the terms by the denominator

x*4-3=0

Wy multiply elements

4x-3=0

We move all terms containing x to the left, all other terms to the right

4x=3

x=3/4

You are going to attend night classes for 4 months. You have to earn an additional $987 for tuition within this time. You decide to take a second job that pays $9 dollars an hour. You can work as many hours for this job as you like. Taxes are 12% of your earnings, and you are able to save the rest. Over these 4 months, what is the minimum number of hours you will need to work in order to save enough money for your tuition alone? Round your answer to the nearest hour. ​

Answers

Answer:

10.80

Step-by-step explanation:

12% of $9 dollars is $1.08 rounded is 1.080

btw if this was a real job id quit even though im in 6th

The minimum number of hours you will need to work in order to save enough money for your tuition alone is 125 hours.

What is a linear equation?

It is defined as the relation between two variables, if we plot the graph of the linear equation we will get a straight line.

If in the linear equation, one variable is present, then the equation is known as the linear equation in one variable.

It is given that:

You are going to attend night classes for 4 months. You have to earn an additional $987 for tuition within this time.

You decide to take a second job that pays $9 dollars an hour.

Taxes are 12% of your earnings, and you are able to save the rest.

Let x be the minimum number of hours you will need to work in order to save enough money for your tuition alone.

From the data given, we can frame a linear equation in one variable.

987 = 9x - 12% of 9x

987 = 9x - (0.12)(9)x

987 = 9x - 1.08x

7.92x = 987

x = 987/7.92

x = 124.62 ≈ 125 hours

Thus, the minimum number of hours you will need to work in order to save enough money for your tuition alone is 125 hours.

Learn more about the linear equation here:

brainly.com/question/11897796

#SPJ2

Evaluate. X/4-y^2 + 3 1/4 x= if 12 and y=3

Answers

Answer:

− 17/4  or −4.25

hope it helps

Compare rational numbers
Which of the following inequalities are correct?
Choose all answers that apply:
0 >
3
7
P
Te
Report a problem
Stuck? Watch a video or use a hint.
2 of 7 -OOOOOO
Check

Answers

Answer:

[tex]0 > - \frac{3}{7} \\ - \frac{2}{7} > - \frac{3}{7} [/tex]

Step-by-step explanation:

Only the third option is wrong.

PLEASE HELP! CORRECT ANSWERS ONLY!

Answers

A/8x8=19 192 so yea that the answer

Using these coordinates, find the slope. (0, -6), (3, -2)

Answers

Answer:

The slope between the points (0, -6) and (3, -2) will be:

[tex]m=\frac{4}{3}[/tex]

Step-by-step explanation:

Given the points

(0, -6)(3, -2)

The slope between the points (0, -6) and (3, -2) will be:

[tex]\mathrm{Slope}=\frac{y_2-y_1}{x_2-x_1}[/tex]

[tex]\left(x_1,\:y_1\right)=\left(0,\:-6\right),\:\left(x_2,\:y_2\right)=\left(3,\:-2\right)[/tex]

[tex]m=\frac{-2-\left(-6\right)}{3-0}[/tex]

[tex]m=\frac{4}{3}[/tex]

Therefore, the slope between the points (0, -6) and (3, -2) will be:

[tex]m=\frac{4}{3}[/tex]

18% of the cars in the parking lot are blue. If there are 150 cars in the parking lot , how many cars are blue ?

Answers

Answer:

27 cars are blue

Step-by-step explanation:

if you have 150 cars and 18% are blue, you will have to multiply 0.18 x 150 and that equals to 27, so 27 cars are blue

What is the focus of the parabola? y=−1/4x^2 −2x − 2

Answers

Answer:

Step-by-step explanation:

This is a doozy. You have to know A LOT about parabolas to get to this answer. First and foremost, we will have to complete the square on the x terms and get everything else on the other side of the equals sign with the intention of putting this into standard form which looks like this:

[tex]-4p(y-k)=(x-h)^2[/tex]

The negative is because the parabola is upside down. We begin breaking it down by multiplying everything by -4 to get:

[tex]-4y=x^2+8x+8[/tex] and subtract that 8 from both sides to get:

[tex]-4y-8=x^2+8x[/tex]. Now we'll complete the square on the x terms by taking half the linear term, squaring it, and then adding it to both sides. Our linear term (the number with the x stuck to it) is 8. Half of 8 is 4 ad 4 squared is 16. So we add 16 to both sides to get:

[tex]-4y-8+16=(x^2+8x+16)[/tex]

The right side will simplify into a perfect square binomial and the left side we will just combine like terms to get:

[tex]-4y+8=(x+4)^2[/tex]

We're getting close. Now we need to just factor out the -4 on the left to get:

[tex]-4(y-2)=(x+4)^2[/tex]

If the standard form is -4p blah blah blah, then p has to be 1. That means that the focus is 1 unit below the vertex. The vertex is (-4, 2). p is the distance between the vertex and the focus. The focus is always on the axis of symmetry. We know that the parabola opens upside down because of the negative sign, and the parabola always wraps itself around the focus. That's why the focus is p units below the vertex. That means that the focus is located at (-4, 1).

Told you it was difficult. I noticed no one helped you with this one and it's been up here for 5 days...

CAN SOMEONE PLEASE HELP ME??!!

Answers

Answer:

Step-by-step explanation:its ratxrat

...

The zeros of the divisor,

x-3=0,x=3

f(3)=4(3)²-3-3=30

The remainder is 30

Find the slope please help!

Answers

Answer:

4.5 is the answer 9/2=4.5

Step-by-step explanation:

18 55 -101 196 55 18 22 X-22 57 88
Calculate the missing data value X from the given average (arithmetic mean) of 38 and the known data values in the table.
A)
-38
B) the
-32
0
D
32
E
38
Statistics and Probability

Answers

Answer:

maybe a that's my answer

f(x) = 2(x – 1)– 5 and g(x) = – 2x + 1 , determine the x-values of the points of intersection.

Answers

Answer:

             x = 2

Step-by-step explanation:

These are equations of lines with different slopes, so there is only one point of their intersect.

The point of intersect is where f(x) = g(x).

2(x - 1) - 5 = - 2x + 1

 +2x            +2x

2x - 2 - 5 + 2x = 1

       +7               +7

          4x = 8

        ÷4     ÷4

          x = 2

Answer: x = 2

Explanation:

From the way you were referring to the x-values as plural, I assumed there were multiple x-values and multiple points of intersection, but these are linear equations, so one x-value it is!

Simply f(x)=2(x-1)-5 into f(x)=2x-7. Just plug in 2x-7, in order to make it equal to -2x+1. That would make the equation 2x-7=-2x+1. Add 7 to both sides to make it 2x=-2x+8. Add 2x to both sides to make it 4x=8. Divide 4 to both sides and that results with x=2.

Round 23.546 to the nearest tenth and the nearest hundredth. Explain your thinking.

Answers

Answer:

nearest tenth is 23.5

nearest hundredth is 23.55

Step-by-step explanation:any number more than 5 is rounded up to +1 for the next number so for tenth 23.546= 23.5 and for hundredth 23.546=23.55

Tia dilated the rectangle below by a scale factor of 7/2. What is ther perimeter of the new rectangle?
A
64 inches

B
220 inches

C
2695 inches

D
224 inches

Answers

Answer:

D. 224 inches

Step-by-step explanation:

Length of the new rectangle after dilation = 22 × ⁷/2 = 77 inches

Width of the new rectangle after dilation = 10 × ⁷/2 = 35 inches

Perimeter of rectangle = 2(length + width)

= 2(77 + 35)

= 2(112)

Perimeter = 224 inches

Toby read a total of 12 books over 3 months. If Toby has read 16 books so far, how many
months has he been with his book club? Assume the relationship is directly proportional.
(Not so great at math)

Answers

Answer:

Step-by-step explanatioen:

Answer:

4 months

Step-by-step explanation:

PLEASE ANSWER MY QUESTION I BEG I GIVE BRAINLIEST FAST EXTRA POINTS PLSPSLPLSPLS IMAGE INCLUDED

Answers

The y-intercept of any function is the value of the function when x = 0.

The y-intercept of f(x) is f(0) = 4(0) - 1. This is equal to -1.The y-intercept of g(x) is g(0), which we can see from the graph is 2.The y-intercept of h(x) is h(0), which is cos(0 + 2pi). This is equal to 1.

Therefore, g(x) has the greatest y-intercept.


Need help for geometry.

Answers

Answer: The first.

Step-by-step explanation: If you draw out a triangle and lable the points on each point with values from each triangle, you get J=M, K=N, and L=O. The first is the only one that proves it.

The difference between two whole numbers is 9. Twice the smaller number is 6 more than the larger. What is the smaller number?

Answers

Answer = 3
Explanation:
27/3= 9
3x2= 6

The smaller number is 15

let

the larger number = x

the smaller number = y

Therefore,

The difference between the two whole numbers is 9 can be express as follows:

x - y = 9

Twice the smaller number is 6 more than the larger. Therefore,

2y = x + 6

Combine the equation.

x - y = 9

-x + 2y = 6

y = 15

x - 15 = 9

x = 9 + 15

x = 24

Therefore,

The larger number = 24

The smaller number = 15

read more: https://brainly.com/question/14194708?referrer=searchResults

PLEASE EXPLAIN STEPS

Answers

Answer:

C. m<C = m<F

Step-by-step explanation:

this is because in their triangle names, they are in the same spot (third letter of the name)

if they are in the same spot, they have to be congruent

same goes for the other letters, <A has to be congruent to <D and <B has to be congruent to <E

what is -3 exponent 2 in expanded form?

Answers

Answer:

-3 times -3 that is -4 exponent two in expanded form

Step-by-step explanation:

-3²

= -3 • -3

eg. Expanded form or expanded notation is a way of writing numbers to see the math value of individual digits. When numbers are separated into individual place values and decimal places they can also form a mathematical expression. 5,325 in expanded notation form is 5,000 + 300 + 20 + 5 = 5,325.

The middle school band has a boy to girl ratio of 4:6.
The band had 20 members last year and 25 members this year.
How many girls and how many boys are in the band in each of these two years?

Answers

4x+ 6x= 45
10x= 45
x= 4,5
girl= 6*4,5= 27

math question!
please answer for 10+ points

Answers

Answer:

5 to the fourth power is 625

625 / 25 is 25

so now you have 25 = 5 to the second power

and five to the second power is 25

Step-by-step explanation:

So the answer should be the third one.

the answer is 15 I had the same question

solve k/2 - 2k + 1=7

Answers

Answer:

=

4

Step-by-step explanation:

2

2

+

1

=

7

Answer:

Ok that other answer is invalid the actual answer is = -4

Step-by-step explanation:

If you need a step by step let me know :)

-3/10h = 15, what is h?

Answers

Multiply both sides by 10h
-3/10h * 10h = 15 * 10h
-3 = 150h
h = -1/50

Answer:

-50

Step-by-step explanation:

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