Question

If there are 1600 meters in one mile, how fast is 90 miles per hour in
meters per second?

Answer 1

40 meters/sec

Explanation:

1600 meters

Multiply 90 mph by the conversion factor -------------------- = 1

1 mile

obtaining 144000 meters per hour

1 hour

and then multiply this result by the conversion factor ---------------

3600 sec

which comes out to 40 meters/sec

Answer 2

40 meters per second.

Explanation:

If there are 1600 meters in one mile, there are 144,000 meters in 90 miles meaning 90 mph is 144,000 meters per hour.

There are 3,600 seconds in an hour so there would be

144,000 meters ÷ 3,600 seconds = 40 meters per second.