For the first one just do the multiplication as you do normally.
For the second one, you have to put a zero behind before calculating the numbers in front

5 0

3 years ago

Calculate the ratio of 3 nickels to 12 dimes.

irga5000 [103]

Answer:

1/4

Step-by-step explanation:

3/12=

3÷3/12÷3=

1/4

4 0

3 years ago

What is the length of each side of a square if its area is 121 ft??

vladimir2022 [97]

Answer:

11 feet

Step-by-step explanation:

Given,

Area of square ( a^2 ) = 121 ft

To find : Length of each side ( a ) = ?

Formula : -

Area of square = a^2

a^2 = 121

a = √121

a = 11 feet

8 0

3 years ago

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Rachel solved 50 problems of her Homework correctly and scored 62.5%. How many problems were there in the Homework?

maria [59]

Answer:

Step-by-step explanation:

50 problems/x total = 62.5%

50/62.5=0.8 problem for each percent

0.8 * 100 percent = 80 problems

3 0

3 years ago

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