Answer:
7 students play an instrument.
Calculation:
35=100%
20%=[20×35]÷100
=7
The answer is x=3. Work shown in the photo above!
Answer:
235or 236
Step-by-step explanation:
A cone has a radius of 5 cm
a height of 9 cm
Volume of cone =1/3πr^2h
=1/3×3.14×5×5×9
= 3.14×25×3
=3.14×75
=235.5
=235or 236 is the answer
$125 per quarter, if quarter means every 3 months.