Answer:
7 students play an instrument.
Calculation:
35=100%
20%=[20×35]÷100
=7
Answer:
2
Step-by-step explanation:
3-4+4+(-1) (-4+4=0)
=3-1
=2
Answer:

Given:

To find:

Step-by-step explanation:

A carpenter wants you to find the surface area of a shelf top. The length of the shelf is 3/4 m and the depth is 1/8 m.