Help plz I don’t understand how to do this math below

1. [tex] \frac{1}{3} \times \frac{2}{5} \\ \frac{1 \times 2}{3 \times 5} = \frac{2}{15} [/tex]

2. [tex] \frac{2}{5} \div \frac{3}{5} \\ \frac{2}{5} \times \frac{5}{3} \\ = \frac{2}{3} [/tex]

- BRAINLIEST answerer

1. When multiplying fractions, multiply the numerators and multiply the denominators:

1/3 x 2/5 = (1 X 2) / (3 X 5) = 2/15

2. When dividing fractions multiply by the inverse of the second fraction.

2/5 / 3/5 = 2/5 x 5/3 = 10/15 = 2/3

i need help friends on my math problem

A researcher claims that 89% of people sleep with a pillow. In a random sample of 1000 people, 825 say that they sleep with a pillow

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He are you able to solve these

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Can someone give more explanation

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A. (2,-1)
B.(1,-2)
C.(-1,2)
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Help please




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unicorn a is 4 times older than unicorn b.The sum of their ages is 1.450.

Glve the position of E on this number line. -- 1 Write a fraction for your answer. 昌 口号 Х ?​

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Can someone help me on theses?

I need help I been here all day trying to solve this I'm good I reading not math ​

16. In April, Harry received his phone bill and found that he was charged $40 for 120
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Part A: Find the rate that Henry is charged for each minute of use.
a. $2 per minute
b. $1 per minute
C. $5 per minute
d. $0.50 per minute
Part B: Describe an equation in point slope form for calculating the cost (y) based on
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9.
Identify the point corresponding to Q.



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C. Q′ (1, −1)

D. Q′ (−3, 2)

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Umm how to do rates

Shirley is making a map of Main Street, which runs west to east through town. She used the number line shown, where each unit on the number line represents a block of main street and town hall was placed at zero.

After walking Main Street, she noted the following statements in her notebook. The flower boutique is five blocks west of the pet store. The pet store is four blocks east of the bank. The bank is eight blocks west of the hardware store. The hardware store is three blocks east of the bookstore. The bookstore is two blocks east of town hall.

Shirley also made a note to place an empty store in the opposite location of the bank on the number line.

Where should Shirley plot the empty store?

A banker estimated a customer's worth to be $127,000. The customer was actually worth $120,000.

Find the percent error.


A. 5.5%

B. 5.6%

C. 5.7%

D. 5.8%


Please explain and get 100 points+ Brainlyist

Simplify the linear expression.
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2
Select the correct answer.
Which equation represents the vertical line passing through (7,-3)?
Α.x= -3
B. y=-3
C.x= 7
D.y=7

Please someone help

The base of a triangle is 7 inches more than its height. If the area of the triangle is 39 square inches, find the base and height of the triangle
The height of the triangle is

In 2011 online sales were $192 billion and in 2014 they were $243 billion

(a) Find a linear function S that models these data, where S is the sales in billions of dollars and is the year Write S(x) in slope-intercept form
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(c) Determine when online sales were $226 billion

(a) Write S(x) in slope-intercept form S(x)=

(b) Interpret the slope of the graph of S Choose the correct answer below

A .Sales increased on average by $17 billion/yr B .Sales increased by $17 billion in next 3 years C. Sales decreased an average by $17 billion/y D.Sales decreased by $17 billion in next 3 years

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