Find the area of the shaded region a=cm2

The table shows the balance of a money market account over time. write a function that represents the balance y (in dollars) after t years.

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

Acyclist bike x distance at 10 miles per hour .and returns over the same path at 8 miles per hour. what is the cyclist average rate for the round trip in miles per hour ?