### Home > MC2 > Chapter 7 > Lesson 7.2.2 > Problem7-81

7-81.
1. Alex has a job delivering newspapers. He puts 20% of his earnings each week into his college savings account. Each week he puts $16 into the account. Homework Help ✎ 1. Draw a diagram to represent this situation. How much money does Alex earn each week? 2. Alex spends 10% of his earnings on snacks each week. How much does he spend? 3. When Alex has worked for one year, he will get a raise that is equal to 15% of his current earnings. How much more money will he earn each week?$16 is 20% of what?

$\frac{20}{100}=\frac{16}{\textit{x}}$

$80 Find 10% of the answer from part (a). 0.10 (80)$8

Find 15% of earnings per week, the answer from part (a).