Question

A moon is about 420000 miles away from it orbits.

A: write this number in scientific notation.
420000=

B: if a rocket travels at 6 x 10^4 miles per hour how long would it take for it to reach the moon from the planet?
it would take the rocket ? hours to reach the moon.

Answer 1

A:
`4.2* 10^(5)`

B: 6*
`10^(4)` is 60000 so to find the answer do 420000/60000 to get a final time of 7 hours.

It would take 7 hours to get to the moon