Translate into an inequality. DO NOT SOLVE.

It took Alvin sixteen more minutes to drive to work today than it did yesterday. Tomorrow Alvin wants it to take 5 minutes less than yesterday so that his average drive time for the 3 days is no more than 30 minutes. How long did it take for Alvin to get to work each day?

Question

Translate into an inequality. DO NOT SOLVE.

It took Alvin sixteen more minutes to drive to work today than it did yesterday. Tomorrow Alvin wants it to take 5 minutes less than yesterday so that his average drive time for the 3 days is no more than 30 minutes. How long did it take for Alvin to get to work each day?

anonymous · Answer

Let y = yesterday's time.
Today = y + 16
Tomorrow = y - 5

[y + (y + 16) + (y - 5)] / 3 <= 30

Note: "<= 30" means less than or equal to 30

anonymous · Answer

Thank you!!! :)

anonymous · Answer

I don't know why my brain has a glitch between getting the problem into an equation. I look way too far into it I think.