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almond37 [142]
1 year ago
9

9) A bookstore sold 15 books in 5 days. At

Mathematics
1 answer:
Alla [95]1 year ago
8 0
1. Find the unit rate

15 books divided by 5 days = 3 books sold per day.

Since we are looking for how many days it would take the store to sell 21 bucks, we could do 21 (amount of books) divided by 3 (how much books is sold in a day).

Therefore, it will take a week / 7 days to sell 21 books.
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Varvara68 [4.7K]

Answer:

Step-by-step explanation:

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Area of this rectangle = 10 * 2 =20 sq meters

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Total area = 36 sq meters

3 0
1 year ago
8m 56mm change into mm​
Eduardwww [97]

Answer:

8056 mm

Step-by-step explanation:

1 m=1000 mm

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3 0
3 years ago
If y varies directly as x and y = 36 when x = 4,what is the value of y when x=6?​
zepelin [54]

Answer:

<h2>y = 54 ✅</h2>

Step-by-step explanation:

If the two numbers vary directly, we can use a proportion to find the missing value.

36/4 = y/6

4y = 216

Divide by 4

y = 54

Check

36/4 = 54/6

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2 years ago
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sergij07 [2.7K]

Answer:

71

Step-by-step explanation:

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2 years ago
If y = 7x – 5, which of the following sets represents possible inputs and outputs of the function, represented as ordered pairs?
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