Two cars start at a given point and travel in the same direction at an average speeds of 45 mph ,, and 52 mph. so, the question is how far apart will they be in 4 hours

  28 mi

Step-by-step explanation:

The cars are separating at the rate of 52 mi/h - 45 mi/h = 7 mi/h. Then after 4 hours, their separation distance will be ...

  (7 mi/h)(4 h) = 28 mi

50*10 is greater

step-by-step explanation:

if you add the zero from 10 to 50, it will give you a bigger number.

2nd one in the first row is correct