Let's solve each of these
unit rate problems step by step. A
unit rate is a rate where the second quantity (the denominator) is 1. So, we want to find how much of the first quantity occurs
per one unit of the second.
We'll divide the first number by the second to get the unit rate.
---
1. 25 goals in 50 games
$$
\frac{25}{50} = 0.5 \text{ goals per game}
$$
✔ Answer: 0.5 goals per game
---
2. $100 for 4 hours of work
$$
\frac{100}{4} = 25 \text{ dollars per hour}
$$
✔ Answer: $25 per hour
---
3. 60 calls in 12 hours
$$
\frac{60}{12} = 5 \text{ calls per hour}
$$
✔ Answer: 5 calls per hour
---
4. 32 eggs every 16 days
$$
\frac{32}{16} = 2 \text{ eggs per day}
$$
✔ Answer: 2 eggs per day
---
5. 120 flights per 4 hours
$$
\frac{120}{4} = 30 \text{ flights per hour}
$$
✔ Answer: 30 flights per hour
---
6. 350 students in 7 groups
$$
\frac{350}{7} = 50 \text{ students per group}
$$
✔ Answer: 50 students per group
---
7. 800 words per 4 minutes
$$
\frac{800}{4} = 200 \text{ words per minute}
$$
✔ Answer: 200 words per minute
---
8. 180 ml of rain in 3 hours
$$
\frac{180}{3} = 60 \text{ ml per hour}
$$
✔ Answer: 60 ml per hour
---
9. 180 seats in 9 rows
$$
\frac{180}{9} = 20 \text{ seats per row}
$$
✔ Answer: 20 seats per row
---
10. 250 miles on 5 gallons of gas
$$
\frac{250}{5} = 50 \text{ miles per gallon}
$$
✔ Answer: 50 miles per gallon
---
11. 147 kilometers in 7 hours
$$
\frac{147}{7} = 21 \text{ km per hour}
$$
✔ Answer: 21 km/h
---
12. 625 meters in 25 seconds
$$
\frac{625}{25} = 25 \text{ meters per second}
$$
✔ Answer: 25 m/s
---
13. 60 calls in 12 hours
This is repeated from #3:
$$
\frac{60}{12} = 5 \text{ calls per hour}
$$
✔ Answer: 5 calls per hour
---
14. 200 pages in 5 days
$$
\frac{200}{5} = 40 \text{ pages per day}
$$
✔ Answer: 40 pages per day
---
✔ Final Answers:
| Problem | Unit Rate |
|--------|-----------|
| 1. 25 goals in 50 games | 0.5 goals/game |
| 2. $100 for 4 hours | $25/hour |
| 3. 60 calls in 12 hours | 5 calls/hour |
| 4. 32 eggs in 16 days | 2 eggs/day |
| 5. 120 flights in 4 hours | 30 flights/hour |
| 6. 350 students in 7 groups | 50 students/group |
| 7. 800 words in 4 minutes | 200 words/minute |
| 8. 180 ml in 3 hours | 60 ml/hour |
| 9. 180 seats in 9 rows | 20 seats/row |
| 10. 250 miles in 5 gallons | 50 miles/gallon |
| 11. 147 km in 7 hours | 21 km/hour |
| 12. 625 m in 25 seconds | 25 m/second |
| 13. 60 calls in 12 hours | 5 calls/hour |
| 14. 200 pages in 5 days | 40 pages/day |
---
💡
Tip: To find a unit rate, always divide the
first quantity by the
second quantity, so that the result is "per one" of the second unit.
Let me know if you'd like this as a printable answer sheet!
Parent Tip: Review the logic above to help your child master the concept of unit rate math worksheet.