Maurice has completed 72 pages of the research paper he is writing. That is 90% of the required length of the paper. What is the required length of the paper? ​

Answers

Answer 1

Answer:

its 100 pages ................

Answer 2

Answer:

80

Step-by-step explanation:

When we first look at this, it generally says "90% of what number is 72?" so that's what we can do.

We can change 90% into a decimal, and put in x, which is what our answer will be!

[tex]0.9*x=72[/tex]

We can multiply both sides of this equation by 100, and then divide by 90. After all of this, we have

[tex]x=72*10/9[/tex], which is 80.


Related Questions

Ordered: 100mg. Available: 0.1g. How many tablets should be given?

Answers

1 tablet

100mg = 0.1g

Solve the following inequality.
-10 < 5 + X <-5
[?] < < <[ ]
Enter

Answers

Solution:

Simplify the inequality one by one:

-10 ≤ 5 + x < -5=> -10 - 5 ≤ x => -15 ≤ x => 5 + x < -5=> x < -5 - 5=> x < -10

This means that...

-15 ≤ x < -10

Hoped this helped!

Required solution :

First solving for -10 < 5 + x

⇒-10 - 5 < x

⇒ -15 < x

Now for 5 + x < -5

⇒ x < -5 - 5

⇒ x < -10

Therefore,

-15 < x < -10

find x in the following image

Answers

Answer:

70°

Step-by-step explanation:

As, the sum of the angles in a straight line is 180°.

<E F C + < E F B = 180

70 + < E F B = 180

< E F B = 180 - 70

< E F B = 110°

Also, we know that the sum of the interior angles in a quadrilateral is 360°

So,

< E A B + < A E F + < E F B + < F B A = 360

90 + 90 + 110 + x = 360

290 + x = 360

x = 360 - 290

x = 70°

Hope this helps you :-)

Let me know if you have any other questions :-)

pls help me on this i need to pass it tomorrow​

Answers

Answer:

1 angle in straight line add up to 180

Step-by-step explanation:

for example 2x +3x+3x+7=180 the put like term together trust me

At Best Buy they have a 60" TV that sells for $1250 and is on sale for 15% off. If the sales tax is 6.5%, what is the final cost?

Answers

Answer:

Step-by-step explanation:

The sale price = Initial Cost - 15% of the initial Cost

The sale price = 1250 - 15/100 * 1250

The sale price = 1250 - 187.5

The Sale Price = 1062.5

Now you add on the sales tax

Cost with Sales Tax = 1062.50 + 6.5/100 * 1063

Cost with Sales Tax = 1062.50 + 69.06

Cost with Sales Tax = 1131.56 dollars.

What is the solution to the equation below. square root x - 4 = -2

Answers

Answer:

Answer A is correct

Step-by-step explanation:

√x - 4 = -2

√x = -2 + 4

√x = +2

x = 2²

x = 2 × 2

x = 4

 Hope this helps you :-)

Let me know if you have any other questions :-)

You have $575 to spend on clothes for the school year. You want to by 8 pairs of pants that cost $352.45 including tax and hoodies that will have a 8.7 % sales tax. What is the inequality that represents the amount of money you have to spend?

Answers

Answer:

352.45 + 1.087x ≤ 575

Step-by-step explanation:

The most you can spend is $575, so the total you spend must be ≤ 575.

You already have a total for the pants of $352.45.

352.45 + price of hoodies ≤ 575

Let x = total price of the hoodies before tax.

The price of the hoodies with tax is

x + 8.7% of x = x + 0.087x = 1.087x

The inequality is

352.45 + 1.087x ≤ 575

calculate the interest if R300 is invested for 3years at 5% per annum compound interest.​

Answers

Answer:

SIMPLE INTEREST=PRT/100

P=300

R=5%

T=3

SI=300×5×3/100

SI=3×5×3

SI=45

Answer:

Compound Interest

Principal(P) = R300 rate( r )=5% n=5 years

Total amount

= P(1+r/100)^n

= 300(1+5/100)^3

=R347. 2875

Interest

= Total amount - Principal amount

= 347.2875 - 300

= R47.2875

= R47.30( rounded up to 2

decimal places)

On average the number of drum sets sold in Michigan each year is 101,968, which is eight times the average number of drum sets sold each year in South Dakota. How many drum sets, on average, are sold each year in South Dakota?

Answers

Answer:

12,746

Step-by-step explanation:

To find this answer, we need to divide by 8

Since we know that South Dakota sells 8X less than Michigan, we have to use the opposite sign (which in this case is division.)

Now, we use the equation 101,968/8 which gets us an answer of…

12,746!

A circle is shown 10 cm. What is the circumference of the circle, to the nearest tenth of a centimeter

Answers

Answer:

31.42cm

Step-by-step explanation:

Answer. We know that C = πd. Since the diameter is 10cm, we know that C = π x 10cm = 31.42cm (to 2 decimal places).

please help me with this math problem (:

Answers

Answer:

[tex] {x}^{2} + ( \frac{ \sqrt{3} }{2} ) {}^{2} = 1 \\ {x}^{2} = \frac{1}{4} \\ x = \frac{1}{2} \: \: or( \frac{1}{2} ) \\ x > 0 \\ therefore \: \: x = \frac{1}{2} [/tex]

Answer:

[tex]x=-\frac{1}{2}[/tex]

Step-by-step explanation:

equation of a circle:  [tex](x - h)^2+(y-k)^2=r^2[/tex]

where (h, k) = center and r = radius

From inspection, we can see that the center of the circle = (0, 0)

and the radius = 1

[tex]\implies (x - 0)^2+(y-0)^2=1^2[/tex]

[tex]\implies x^2+y^2=1[/tex]

Substitute [tex]y=\frac{\sqrt{3}}{2}[/tex]  into  [tex]x^2+y^2=1[/tex]  and solve for [tex]x[/tex]:

[tex]\implies x^2+(\frac{\sqrt{3}}{2})^2=1[/tex]

[tex]\implies x^2+\frac{3}{4}=1[/tex]

[tex]\implies x^2=\frac{1}{4}[/tex]

[tex]\implies x=\pm \sqrt{\frac{1}{4}}[/tex]

[tex]\implies x=\pm\frac{1}{2}[/tex]

As point P is in quadrant 2, [tex]x[/tex] is negative, so [tex]x=-\frac{1}{2}[/tex]

PLEASE HELP!!!

Find the value of x.
78°
(12x + 18)"

Answers

X = 5

Step-by-step explanation:

78 = 12x+18

-18 -18

60 = 12x

5 = x

PLEASE HELP ITS MATH THANK YOUUUU

Answers

Answer:

Caleb and Devon each bowled for [tex]10[/tex] hours and spent [tex]\$55[/tex].

Step-by-step explanation:

Equations:

Caleb: y = 4x + 15Devon: y = 5x + 5

Where:

x = hours spent bowlingy = the total cost

System of equations:

[tex]\begin{cases}y=4x+15\\y=5x+5\end{cases}[/tex]

Solve for x

Step 1: Substitute the second equation into the first.

[tex]\implies 4x+15=5x+5[/tex]

Step 2: Subtract [tex]5x[/tex] from both sides

[tex]\implies 4x-5x+15=5x-5x+5[/tex]

[tex]\implies -x+15=5[/tex]

Step 3: Subtract [tex]15[/tex] from both sides.

[tex]\implies -x+15-15=5-15[/tex]

[tex]\implies -1x=-10[/tex]

Step 4: Divide both sides by [tex]-1[/tex] .

[tex]\implies \dfrac{-1x}{-1}=\dfrac{-10}{-1}[/tex]

[tex]\implies \boxed{x=10}[/tex]

Solve for y

Step 1: Substitute the found [tex]x[/tex] value into one of the system of equations.

[tex]\implies y=4(10)+15[/tex]

Step 2: Multiply and add.

[tex]\implies y=40+15[/tex]

[tex]\implies \boxed{y=55}[/tex]

Therefore, Caleb and Devon each bowled for 10 hours and spent $55.

Answer this correct forr brainliest answer

Answers

Answer:

D

Step-by-step explanation:

1 1/5 = 6/5. 6/5 x 8/8 = 48/40.

2 1/8 = 17/8. 17/8 x 5 = 85/40

:)

Answer:

D)  [tex]\frac{48}{40} + \frac{85}{40}[/tex]

Step-by-step explanation:

[tex]1 \frac{1}{5} =5*1+1= 5+1 =6[/tex]

[tex]\frac{6}{5}[/tex]

[tex]2\frac{1}{8}=8*2+1=16+1 = 17[/tex]

[tex]\frac{17}{8}[/tex]

5 and 8 have a common multiple of 40

[tex]\frac{6}{5}[/tex] + [tex]\frac{17}{8}[/tex] = [tex]\frac{48}{40} + \frac{85}{40}[/tex]

Hope this helps!

Gasoline costs $3.25 per gallon How much does it cost to drive
the 838 miles to Seattle if your car gets 27 miles per galona

Answers

Answer:

$100.87 (to the nearest cent)

Step-by-step explanation:

1 gallon = 27 miles

⇒ number of gallons needed to drive 838 miles = 838 ÷ 27 = 31.0370370... gallons

1 gallon = $3.25

⇒ total cost to drive 838 miles = 3.25 x 838/27 = $100.87 (to the nearest cent)

help me please help me please help me please help me please help me please help me please help me please help me please help me please help me please help me please help me please help me please help me please help me please help me please help me please

Answers

okay put heat on the left

Step-by-step explanation:

Answer:

The heat is rising is progressive tense.

The steak was cooking nicely is perfect tense.

A day at the mall will be boring is progressive tense.

Ed will have finished by now is perfect tense.

I have weeded the garden is perfect tense.

Eva had read that mystery novel is perfect tense.

Step-by-step explanation:

The progressive tenses are used to indicate an unfinished action.  The perfect tenses describe a finished action, beginning in the past.

Gerald fi nds that it takes 30 ml of a
standard solution to neutralize 12 ml of
a solution of unknown concentration.
If he starts with 20 ml of the unknown
solution, it takes 50 ml of standard
solution to neutralize it. Assuming a linear
relationship exists between the amount
of unknown solution and the amount of
standard solution required to neutralize
it, how much unknown solution can
be neutralized with 175 ml of standard solution?

Answers

167+57 written in base ten method

8x + 4y = -104
4x + y = -24

Answers

Step-by-step explanation:

there are different ways you could do it using the elimination and substitution method.

hope this helps you!

-s.

Answer:

x = 1 and y = -28

(1,-28)

:- Solution

Elimination & Substitution method

8x + 4y = -104 →multiply by 1

4x + y = - 24 →multiply by 4

8x + 4y = -104

16x + 4y = -96

____________-

-8x = -8

x = -8/-8

[tex] \boxed{x = 1}[/tex]

Substitute x

4x + y = -24

4(1) + y = -24

4 + y = -24

y = -24 - 4

[tex] \boxed{y = - 28}[/tex]

Can you help solve problem 11

Answers

Answer:

i dont know that try looking it up

I have a problem with this question. Please help, thank you.

Answers

Answer:

x= 7/12

Step-by-step explanation:

3/4- 1/6

18/24- 4/24

14/24

7/12


In 2011 online sales were $194 billion, and in 2014 they were $251 billion.
a) Find a linear function that models these data, where is the sales in billions of dollars and x is the year. Write S(x) in slope-intercept form.
b) Interpret the slope of the graph of S.
c) Determine when online sales were $232 billion.

Answers

Answer:

a)

Step-by-step explanation:

find a linear function that models these data.

f(x) = x^3 - 5x^2 - x ; find f(3)

Answers

Answer:

Here is your answer

Step-by-step explanation:

Question: f(x)= x³-5x²-x

Answer:. f(3)=3³-5 x 3³ -3

f(3)=27 -135 -3

f(3)=27-138

f(3)=-111

hope this helps you

please mark me brainliest

have a great day :)

10. Jan purchased 140 shares of stock in the ABC Company at a price of $18.75 per share. During the
next three days, the value declined by $1.00, $1.75 and $1.50. What was the value of a share of ABC
stock at the end of three days?

Answers

[tex]\bold{\huge{\orange{\underline{ Solution }}}}[/tex]

[tex]\bold{\underline{ Given :- }}[/tex]

Jan purchased 140 shares of stock in ABC company at a price of $18.75 per share During the next 3 days, the value of share declined by $1.00 , $1.75 and $1.50

[tex]\bold{\underline{ To \: Find :- }}[/tex]

We have to find the value of a share of ABC stock at the end of 3 days

[tex]\bold{\underline{ Let's \: Begin :- }}[/tex]

According to the question,

Cost of 1 share of ABC company = $18.75

Therefore,

Cost of 140 shares purchased by Jan in the ABC company

[tex]\sf{ = 140 × 18.75 }[/tex]

[tex]\sf{ = 2625\: dollars }[/tex]

Now,

For next 3 days, the value of share declined

[tex]\sf{ = (1 + 1.75 + 1.50)dollars }[/tex]

[tex]\sf{ = 4.25 \: dollars }[/tex]

Therefore,

The value of shares after 3 days will be

[tex]\bold{ = }{\bold{\frac{2625 - 4.25}{ 140}}}[/tex]

[tex]\bold{ = }{\bold{\frac{ 2620.75}{ 140}}}[/tex]

[tex]\bold{\red{ = 18.75\: dollars}}[/tex]

Hence, The value of share after 3 days will be $18.75 .

A traveller arrived at 17: 25. The journey took 5 hours and 50 minutes. What time did the traveller start?

Answers

Answer is   11:35

Explanation:

"5 hours 50 minutes" is close to "6 hours"

Let's subtract 6 hours from 17:25

It would drop us to 11:25 since 17-6 = 11.

When we subtracted 6 hours, we subtracted 10 extra minutes that we shouldn't have done. To fix this, add 10 minutes on to go from 11:25 to 11:35

Answer:

The traveler started at 11:35

Step-by-step explanation:

The question already gives you the time that the traveler arrived which is 17:25 and how long it took them to get to the desired location which was 5 hours 50 minutes. So what you need to do is subtract the time the traveler arrived to how long it took to get there.

Equation:

17:25 - 5:50

= 11:35

Complete the statement below.
The
property can be used to remove the parentheses in the expression 1.7(x + 9).

Answers

Answer:

I believe it is the "square root" sign

Answer:

distributive

Step-by-step explanation:

1 kg = 2.2 lb. Dan weighs 170 lb. How many kilograms does he
weigh?
Round answer to the nearest tenth.

Answers

it should be 77.3 kg

When an object falls due to gravity on Earth, the acceleration is 9.8 m/s. A student drops a rock
down a mineshaft. It takes 3.00 seconds for the rock to hit the bottom of the shaft. What is the
velocity of the rock as it impacts?

Answers

Answer:

29.4 m/s

Step-by-step explanation:

Use v = at with a = 9.8 m/s^2 and t = 3.00 sec

v = 9.8 * 3.00 = 29.4 m/s

what are the measures of the angles of a triangle (4x-4) 58 (8x-18)

Answers

1856x^2 - 6032x + 4176 hope it helps if you dont understand ask me anything!

Help please.


Which statements apply to the expression 3/5 ³


Answers

Answer:

A is true. (3/5)³ has base 3/5

C is true. (3/5)³ has exponent 3.

D is true. (3/5)³ = 3/5 × 3/5 × 3/5.

G is true. (3/5)³ = 3/5 × 3/5 × 3/5 = 27/125

A room that is 5 meters long has an area
of 5x + 10 square meters. What expression
represents the width of the room

Answers

Answer:

Breadth=x+2

Step-by-step explanation:

[tex]Solution,\\\\Length(l)=5m\\\\Area=5x+10m^{2} \\\\Breadth(b)=?\\\\As,\\\\Area=l*b\\\\5x+10=5*b\\\\b=\frac{5x+10}{5}\\\\b=\frac{5x}{5} +\frac{10}{5} \\\\b=x+2[/tex]

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