19 jumping jacks
This is simple math use your multiplication skills
Answer:
237600 feet per hour
Step-by-step explanation:
there are 5280 feet in a mile
if he is going 45mph you multiply 45 by 5280
45 x 5280 = 237600
Volume of cylinder =

if height is doubled the volume is doubled
K= 8. If you look at the pattern each x value is multiplied by 8 to give you the y value. You could also solve it by:
40=k5
40/5=k
8=k
you could do this with any of the x or y values and still end up with 8.