Answer:
20 45¢ stamps
Step-by-step explanation:
Since 100¢ = $1,
you have to convert $9 into 900¢
900 ÷ 45 = 20
So you can buy 20 stamps
Hope this helps! :)
Answer:
401.92
Step-by-step explanation:
The formula used the calculate the volume of a cylinder is
πr^2h
π= 3.14
H= 8
r= 4
Volume= 3.14 × 4^2 × 8
= 3.14 × 16×8
= 401.92
Hence the volume is 401.92
Answer:
3x+15
Step-by-step explanation:
You would add up the ones taking math, science, and both. Then subtract that from 147. Then divide that by 147, then times by 100. This wouldn't work because 95 + 73 = 168.