Answer:
7.2, which equals to 7 1/2
Step-by-step explanation:
Answer:
48-x
Step-by-step explanation:
Decreased means subtraction
Let x be the unknown number
48-x
Answer:
4
Step-by-step explanation:
r = 
16π² = 157.9136704
= 3.54
3.54 rounded up is 4
D is your answer. If you multiply the numbers ,you would get 23.868. It is closer to 24.