kali runs 10 laps around a track each day. Each lap around the track is 400 meters. How many will it take kali to run a total of 12 kilometers?

Answers

Answer 1

Answer:

3 days

Step-by-step explanation:

Kali runs 10 laps around a track each day, and each lap is 400 meters. So, the first step would be:

10 • 400 = 4,000

That means Kali runs 4,000 meters each day.

Now, there are 1,000 meters in 1 kilometer. This means he runs 4 kilometers each day, and we're trying to get to 12 kilometers.

The final step is to divide. 12/4 = 3

So, it would take 3 days for him to run a total of 12 kilometers.

Answer 2

Answer:

Kali will run 3 days

Step-by-step explanation: took quiz


Related Questions

What is square root of 100?

Answers

Answer:

10

Step-by-step explanation:

i just thought of 10 * 10 = 100 because that is how square root works!

please mark brainliest if this helped

10!
10 x 10 = 100. therefore the square root of 100 is 10

Translate into a variable expression. twenty-nine more than one-third of the square of z​

Answers

[tex]29 +\sqrt[1/3]{z}[/tex]

Step-by-step explanation:

I think this is it i might be wrong because it might be [tex]29 + \sqrt[z]{1/3}[/tex]

if i got it correct then please mark brainliest i rlly need it

The variable expression for "twenty-nine more than one-third of the square of z" is (1/3) × z² + 29.

Given information:

29 greater than one-third of the square of z

Let's break down the sentence into parts to create a variable expression as follows:

The square of z as show below:

One-third of the square of z given as:

(1/3) × z²

Twenty-nine more than one-third of the square of z as given below:

(1/3) × z² + 29

So, the variable expression for "twenty-nine more than one-third of the square of z" is (1/3) × z² + 29.

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5-2y+7y-2-1
It’s needs to be simplified

Answers

Very simple

[tex]\\ \tt\longrightarrow 5-2y+7y-2-1[/tex]

Combine like variables

[tex]\\ \tt\longrightarrow -2y+7y-2-1+5[/tex]

[tex]\\ \tt\longrightarrow 5y-3+5[/tex]

[tex]\\ \tt\longrightarrow 5y+2[/tex]

what is the value of 5 as it is used in this 102,587

Answers

Answer :

500

Explanation: 102,500

587 Is The First 5 And The Value Is Hundreds

◊ YusuCr ◊

Answer:

500 or hundreds place

Step-by-step explanation:

5 is in the hundredths place

102,587

| | | | | |- ones place

| | | | |- tens place

| | | |-hundreds place

| | |- thousands place

| |- ten thousandths place

|- hundred thousandths place

A bowl has a radius of 3 inches. What is the circumference of the bowl?

A) 3 inches
B) 28.26 inches
C) 9.42 inches
D) 18.84 inches

Answers

Answer:

18.84 inches

Step-by-step explanation:

The circumference of a circle is found by

C = 2 * pi *r  where r is the radius

C = 2 * pi * 3

C = 6 pi

Approximating pi by 3.14

C =6*3.14

C =18.84 inches

Answer:

18.84 in

Step-by-step explanation:

[tex]Solution,\\\\Radius(r)=3in\\\\Now,\\\\Circumference=2\pi r\\\\Circumference=2*\pi *3in\\\\Circumference=18.84in[/tex]

Magician Anthony has in his magic hat 14 grey, 8 white and 6 black mice. What is
the least number of mice he has to take out of his hat blindfolded to be absolutely
certain that he has got at least one mouse of each colour?

Answers

The least number of mice that he has to take out of his hat would be 23.

How to solve for the least number of mice

We have the following details to solve this problem

x = 14

t = 8

u = 6

n1 = x + t + 1

= 14 + 8 + 1 = 23

n2 = t + u + 1

= 8 + 6 + 1 = 15

n3 = x + u + 1

= =14+6+1=21

From here the

max n (n1, n2, n3) = 23, 15, 21

Hence the least number that has to be taken out would be 23.

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Simplify x+2/x_2_x+3/x_1

Answers

Answer:

-(3x + 1)/x

Step-by-step explanation:

(x + 2)/x  - 2 - (x + 3)/x  - 1

(x + 2)/x  -  (x + 3)/x  - 2 - 1

(-1)/x - 3

-1/x - 3x/x

(-1 - 3x)/x

-(3x + 1)/x

I couldn't really tell what you meant by how you wrote it but if it's what I understood, then this is the simplification.

Agency leadership is very interested in trend analysis. Using the 750 randomly selected vehicles as their​ sample, data was collected to determine which vehicles currently meet or exceed fuel economy standards and which vehicles currently do not meet fuel economy standards. This information is found in the Meet or Not Meet Current Standards column. Agency leadership asks your team to construct a​ 95% One-Sample proportion confidence interval for the population proportion of all vehicles that meet current fuel economy standards. Assume that all necessary Central Limit Theorem conditions for a​ One-Proportion confidence interval have been met. What is the​ 95% lower​ limit?

Answers

Using the z-distribution, as we are working with a proportion, considering that the estimate is of 90%, the 95% lower​ limit is of 0.8785.

What is a confidence interval of proportions?

A confidence interval of proportions is given by:

[tex]\pi \pm z\sqrt{\frac{\pi(1-\pi)}{n}}[/tex]

In which:

[tex]\pi[/tex] is the sample proportion.z is the critical value.n is the sample size.

In this problem, we have that:

There is a 95% confidence level, hence[tex]\alpha = 0.95[/tex], z is the value of Z that has a p-value of [tex]\frac{1+0.95}{2} = 0.975[/tex], so [tex]z = 1.96[/tex]. We suppose an estimate of [tex]\pi = 0.9[/tex].The sample size is of n = 750.

Hence, the lower bound of the interval will be given by:

[tex]\pi - z\sqrt{\frac{\pi(1-\pi)}{n}} = 0.9 - 1.96\sqrt{\frac{0.9(0.1)}{750}} = 0.8785[/tex]

More can be learned about the z-distribution at https://brainly.com/question/25890103

what is the ratio between 11 : 1

Answers

Answer:

22:2  33:3 44:4 ...

Step-by-step explanation:

just multiply numbers by natural numbers

Answer: 22:2

Step-by-step explanation: hope its correct

multiply to see what numbers they have in common

A standard number cube is rolled. What is the probability of rolling a number less than or equal to 2?

Answers

Answer: The probability is 1/3

Explanation: I am guessing by "standard number cube" it means the classic six-sided dice. This dice has numbers 1 through 6 on each side. There are only 2 numbers less than or equal to two. 1 and 2. This means that 2/6 rolls will roll a 1 or 2. You can simplify by dividing the fraction by 2. This gives you 1/3.

please do this you will be marked brainliest

Answers

Answer:

z ∈ { 12, + ∞ >

Alternate form: z ≥ 12, { z l z ≥ 12 }

Step-by-step explanation:

1- Determine the defined range

2- Factor the expression

3- Simplify the root

4- Move the variable to the left

5- Separate into possible cases

6- Solve

7- Find the intersections

8- Find the union

Answer: Z ≤ 12

The correct answer is "Z is less than or equal to 12", Z ≤ 12.

Step-by-step explanation:

Hope this helps.

Order the numbers from least to greatest.
And PLEASE explain, PLEASE on how you got the answer

Answers

1/3 2/5 3/4 4/5 is the answer

Answer:

[tex]\frac{1}{3}, \frac{2}{5} , \frac{3}{4} , \frac{4}{5}[/tex]

Step-by-step explanation:

Start by making a common denominator. That way we can just compare the numerators of the fractions and easily order then from least to greatest. Start by finding the LCM(least-common-multiple) of the denominators.

The LCM of 3, 4, and 5, is 60.

So let's make each of the fractions have a denominator of 60.

Start with [tex]\frac{2}{5}[/tex],

[tex]\frac{2}{5} =\frac{x}{60}[/tex], no we have to solve for x, and since we multiply by 12 to get to 60 from 5, we multiply 2 by 12 as well.

So, [tex]x=24[/tex].

Now do the same for each fraction.

[tex]\frac{1}{3} =\frac{x}{60}[/tex], we multiply by 20, so [tex]x=20[/tex]

[tex]\frac{4}{5} =\frac{x}{60}[/tex], we multiply by 12, so [tex]x=48[/tex]

[tex]\frac{3}{4}=\frac{x}{60}[/tex], we multiply by 15, so [tex]x=45[/tex]

So now are new fractions are [tex]\frac{24}{60} , \frac{20}{60} ,\frac{48}{60} , \frac{45}{60}[/tex]

Now just order these like normal since they have a common denominator.

[tex]\frac{20}{60} ,\frac{24}{60} , \frac{45}{60} , \frac{48}{60}[/tex]

Now revert them and make them there original values

[tex]\frac{1}{3}, \frac{2}{5} , \frac{3}{4} , \frac{4}{5}[/tex]

Find the base
90% of what number is 27?​

Answers

Answer:

30 is the total number..p

Consider the following graph of g(x). Write a formula for g(x) that describes the transformations performed on the basic function.

Answers

The resulting equation of the given graph will be -|x+1|

Transformation of graph

The parent function of the given graph function is given as:

f(x) = |x|

The given graph shows a reflection over the x-axis and a horizontal translation by 1 unit to the left

Reflection = -|x|

Horizontal shift = -|x+1|

The resulting equation of the given graph will be -|x+1|

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helppp pleass fastt i love you wallllaa

Answers

Answer:

one solution:1

infinite no. of solutions: 2

no solution:3

Step-by-step explanation:

one solution because it intersects in one point

infinite no. of solutions because we have only one line so we have infinitely many solutions.

no solution because 2 parallel will never intersect

hope I helped habibti

The ordered pair (–2, 4) is located at
.

Answers

1 quadrant I’m pretty sure since I’ve done this

Help pls!!

What is the formula to find the area of a circle?

Question 5 options:

A = 2π

A = 2πr2

A = πr2

A = π2

Answers

Answer:

[tex]\pi \times {r}^{2} [/tex]

hope this answer will help you

have a great time

For what value of x does 32x93x-4?
0 1
O 2
O 3
04

Answers

The solution is B! 2 hope it helps!

The value of x in the equation  [tex]3^2^x = 9^3^x^-^4[/tex] is 2.

What is Equation?

Two or more expressions with an Equal sign is called as Equation.

The given equation is [tex]3^2^x = 9^3^x^-^4[/tex]

We need to find the value of x.

We can write the given equation as below to make the bases same.

as 9 is equal to 3²

[tex]3^2^x = 3^2^(^3^x^-^4^)[/tex]

Apply distributive property in exponential part.

[tex]3^2^x = 3^(^6^x^-^8^)[/tex]

Now compare the exponential part as the bases are same

2x=6x-8

8=6x-2x

8=4x

Divide both sides by 4

x=2

Hence, the value of x in the equation  [tex]3^2^x = 9^3^x^-^4[/tex] is 2.

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what is the number between 8 and 21

Answers

Answer:

9,10,11,12,13,14,15,16,17,18,19,20

i hope you can wrap your mind around it

enjoy your next 24 hours <3

2(x+9)= [ ]x + [ ] what is the answer I’m struggling in math rb please help!!

Answers

Answer:

2x+18

Step-by-step explanation:

We can start by distributing the 2 to each term in the parentheses...

2(x)+2(9)

Multiply

2x+18

Answer:

[tex]\large\boxed{\boxed{\underline{\underline{\maltese{\pink{\pmb{\sf{\: 2x + 18}}}}}}}}[/tex]

Step-by-step explanation:

[tex]2(x + 9)[/tex]

Remove the brackets & mutiply 2 with x & 9.

[tex]2(x) + 2(9)\\\\\Longrightarrow\large\boxed{ \sf\:2x + 18}[/tex]

•°• Our expression is 2x + 18, i.e, 2 (x + 9) = [2]x + [18].

__________

Hope it helps !

[tex]\mathfrak{Lucazz}[/tex]

10in what is the volume of a triangular pyramid that is 10 in tall and has a base area of 9 in

Answers

1/3 X Base area X Height = 30 in^3

Select the graph that would represent the best presentation of the solution set.
\absP > 3

Answers

Answer:

Step-by-step explanation:

there's no graph selection attached. Can you upload it and then I can help?

Nicole has a machine that will produce a number from 1 through 50 when she pushes a button. If she pushes the button, what is the probability of:

a. P(multiple of 10)

b. P(not 100)

C. P (not a multiple of 4)

d. P (one-digit number)?​

Answers

Answer: Number from 1 through 50. 50 possible numbers. multiple of 10 : 10, 20, 30, 40, 50. 5 possible events. multiple of 4: 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48. 12 possible events one-digit number: 1, 2, 3, 4, 5, 6, 7, 8, 9. 9 possible events P(multiple of 10) = 5/50 or 1/10 P(not 100) = 50/50 or 1 P(not a multiple of 4) =  38/50 or 19/25  P(one-digit number) = 9/50  

Answer: See below

Step-by-step explanation:

Test 1:

5 numbers that are a multiple of 10

Total amount of numbers = 50

Probability = 10/50

P = 1/5 or 20%

Test 2:

None of the numbers from 1 to 50 are 100, so obviously the probability will be 1 or 100%

Test 3:

12 multiples of 4 in all 50 numbers, since we want numbers that are not multiples of 4 we subtract the total number of them from 50

50 - 12 = 38

Probability = 38/50

P = 19/25 or 76%

Test 4:

There are 9 one-digit numbers in total

Probability = 9/50

P = 9/50 or 18%

In the diagram above, angle 4=40 degrees. Find the measure of angle 1

Answers

Answer:

140° is the answer.

Step-by-step explanation:

The photo explains it

A farmer’s land is separated into sections of size 2 1/5 acres. Suppose there are 4 4/9 such sections. How many acres of land does the farmer own? Write your answer as a mixed number in simplest form.

Answers

Answer:

now what is this and what dose it mean it means you need to play attention in class more

Cuanto es (x-1) - (x-5) con procedimiento porfa doy corona

Answers

Answer:

x^2−6x+5

Step-by-step explanation:

First Step:

Apply the distributive property.

x(x−5)−1(x−5)

Apply the distributive property.

x⋅x+x⋅−5−1(x−5)

Apply the distributive property.

x⋅x+x⋅−5−1x−1⋅−5

Second Step:

Simplify and combine like terms.

Simplify each term.

Multiply x by x

[tex]x^2+x x-5-1x-1x-5[/tex]

Third Step:

Move −5to the left of x.

x^2−5⋅x−1x−1⋅−5

Rewrite −1x as −x.

x^2−5x−x−1⋅−5

Multiply −1 by −5.

x2−5x−x+5

Subtract x from −5x.

x^2−6x+5

Help please with this math homework #help

Answers

Answer:

128/15 glass of water

Step-by-step explanation:

3/4 hrs = 4/5 of 8 = 32/5

Now,

1 hr = 32/5/3/4

or, 1 hr = 32/5 × 4/3

or, 1 hr = 128/15

Once again....i need help

Answers

Answer:
This is 1/4 of a circle and we know since the angle is a right angle.
SInce we need the area we can find the area of the “full” circle and then divide that by 4 to find the section of this circle.

The formula is
A=πr^2

Radish is 2.
2^2=4
SInce we have 3.14 for π
A=3.14(4)
12.56=a

Divide by 4

12.56/4= 3.14

3.14 is the area.

what is 5(7+2) please im giving brainliest

Answers

Answer:

45

Step-by-step explanation:

5x 7 = 35

5 x 2 = 10

35 +10=45

45 is the answer.

Order of operation. Bodmas. Brackets first so 7+2 = 9 then you would have to multiply 9 and 5 so 9 x 5 = 45.

The sum of two numbers is 18. The difference of the two numbers is -2. Find the numbers.

Answers

Answer:

8 and 10

Step-by-step explanation:

8+10= 18

8-10= -2

Answer: The two numbers are 8 and 10.

Hopefully this helps!

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