This is similar to Problem 1 from your Section 2.3 (part 2) worksheet.

On a mile automobile journey, Sanjay averaged miles per hour on the first half of the time it took him to complete the trip, and he averaged miles per hour on the second half of the time it took him to complete the trip. How long did the entire journey take if the two parts each took the same number of hours?

It took a total of units

Hint:

Hint:

Hint: