You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?
$8 per pound
15
If Justin can type 408 words in 4 minutes, how many words can he type per minute?
102 words per minute
15
An eighth-grade math teacher can grade 25 homework assignments in 20 minutes. Is he working at a faster rate or slower rate than grading 36 homework assignments in 30 minutes?
Faster
15
Alycia earned $20.40 in 3 hours. What is her unit rate in dollars per hour?
$6.80 per hour
15
Which is the better deal? Oreos $2.98 for 15 oz OR Chips Ahoy $2.50 for 14 oz