Question

What is 6.4 × 10−8 mi/day in feet per hour? (1 mi = 5280 ft)

A.
8.11 × 10−3 ft/h

B.
1.408 × 10−5 ft/h

C.
2.909 × 10−10 ft/h

D.
5.05 × 10−13 ft/h

Answer 1

@cc_peach

Answer 2

I do these type of questions by multiplying by a series of fractions.

Answer 3

ok

Answer 4

same

Answer 5

they rn't as hard as they look

Answer 6

well... w8
sometimes they r
lol

Answer 7

lol

Answer 8

\[\frac{ 6.4 \times 10^{-8} miles }{ 1 day }\times \frac{ 5280 ft }{1 mile } \times \frac{ 1 day }{ 24 hours } = ???\frac{ ft }{ hr }\]Notice how the units cancel to end up with the units desired.

Answer 9

ok

Answer 10

swaggy<3

Answer 11

lol

Answer 12

yea im not that kools
;p

Answer 13

na idk

Answer 14

idc

Answer 15

lol

Answer 16

did u get the answer?

Answer 17

yea it is b

Answer 18

Well done.

Answer 19

nice job

Answer 20

@cc_peach gets the medal? Boo hoo.

Answer 21

lol