Question

convert each rate using dimensional analysis. round to the nearest tenth if necessary.

30mi/h=_____ ft/min
a.2640
b.264
c.880
d.2112

Answer 1

how many feet are in a mile?

Answer 2

5280

Answer 3

great since we multiply by 30 miles and divide 60 minutes we just multiply that number

by \[\frac{1}{2}\]

Answer 4

i got 1320 but thats not an option

Answer 5

I said multiply that number by 1/2

Answer 6

so i multiply 5280 by 1/2?

Answer 7

yes

Answer 8

I got one of the answers so you should be good if you did it right

Answer 9

ok thank you