Helen

Mathematics

13 December, 15:24

4. The money in my savings account and in my sister's savings account is shown in the table below for a few

consecutive months in 2018.

1. Describe how my savings account changed.

Month My Savings My Sister's Savings

0 1 200.00

200.00

245.00

240.00

2. Describe how my sister's account changed.

290.00

288.00

335.00

345.60

380.00

414.72

3. Which statement best describes the results?

425.00

497.66

A. My sister's bank account changed exponentially.

B. My account changed exponentially.

C. Both accounts changed at a constant rate.

D. Both accounts changed exponentially.