Question

Handy Aaron helped a neighbor $1 \frac{1}{4}$ hours on Monday, $50$ minutes on Tuesday, from $8:20$ to $10:45$ on Wednesday morning, and a half-hour on Friday. He is paid $\$3$ per hour. How much did he earn for the week?

$\$ 8$

$\$ 9$

$\$ 10$

$\$ 12$

$\$ 15$

Answer: E

Concepts:unit conversion rate

Difficulty rating: 1000

Solution:

Aaron worked $75$ minutes on Monday, $50$ minutes on Tuesday, $145$ minutes on Wednesday, and $30$ minutes on Friday.

The total is $75+50+145+30=300$ minutes, or $5$ hours.

At $\$3$ per hour, he earned $5\cdot3=15$ dollars.

Thus, E is the correct answer.

2004 AMC 8 Problem 10

Answer: E

Difficulty rating: 1000

Solution:

Problem 10 in Other Years