Question

In August an online store sold 213 graphing calculators during their back to school sale. Since then, sales have increased at a rate of 5% each month. Which function can be used to determine the monthly calculator sales sine August?

Answer 1

`y = 213 + 0.05x`

Explanation:

Given

`Initial = 213`

`Rate = 5\%`

The equation to o this is:

`y = intial +rate * weeks`

`y = 213 + 0.05x`