Mary has $20\frac{1}{3}$ feet of yarn. If there are 12 inches in a foot, how many inches of yarn does she have?

answer: 177/8

step-by-step explanation:

3,6 and 7.

step-by-step explanation:

a) unit place of 37 is 7

so the unit place of cube of 37 will be

7³= 343=3

the answer is 3.

b) unit place of 56 is 6, so the unit place of cube of 56 will be

6³= 216=6

the answer is 6.

c) unit place of 133 is 3, so the unit place of cube of 133 will be

3³= 27= 7.

the answer is 7.

2/3=10/15

1/5=3/15

10+3=13/15

2 13/15 is the answer