Mathematics

Dominic

27 August, 23:08

A student solved this problem by making a table.

Arturo has $120. Max has $90. In how many years will they both have the same amount of money if Arturo saves $90 per year and Max saves $100?

Arturo $120 $210 $300 $390

Max $90 $190 $290 $390

Year 0 1 2 3

Here is a problem that can also be solved by making a table.

Amira has $80. Sasha has $40.

In how many months will they both have the same amount of money if Amira saves $40 per month and Sasha saves $50?

months