Find the time for one unit

Flip the rate: how much time for one unit? Write a fraction in lowest terms.

1. A worker packs 16 boxes in 4 hours. How many hours does it take for each box? Write a fraction.
2. A tap fills 12 L in 2 minutes. How many minutes does it take for each L? Write a fraction.
3. A cyclist rides 24 km in 4 hours. How many hours does it take for each km? Write a fraction.
4. A car travels 9 km in 3 hours. How many hours does it take for each km? Write a fraction.
5. A tap fills 35 L in 5 minutes. How many minutes does it take for each L? Write a fraction.
6. A worker packs 35 boxes in 7 hours. How many hours does it take for each box? Write a fraction.
7. A worker packs 30 boxes in 6 hours. How many hours does it take for each box? Write a fraction.
8. A car travels 12 km in 6 hours. How many hours does it take for each km? Write a fraction.
9. A printer prints 18 pages in 6 minutes. How many minutes does it take for each page? Write a fraction.
10. A car travels 35 km in 7 hours. How many hours does it take for each km? Write a fraction.
11. A car travels 99 km in 9 hours. How many hours does it take for each km? Write a fraction.
12. A cyclist rides 32 km in 8 hours. How many hours does it take for each km? Write a fraction.
13. A printer prints 228 pages in 12 minutes. How many minutes does it take for each page? Write a fraction.
14. A printer prints 96 pages in 12 minutes. How many minutes does it take for each page? Write a fraction.
15. A worker packs 119 boxes in 7 hours. How many hours does it take for each box? Write a fraction.
16. A cyclist rides 84 km in 7 hours. How many hours does it take for each km? Write a fraction.
17. A printer prints 258 pages in 6 minutes. How many minutes does it take for each page? Write a fraction.
18. A car travels 390 km in 13 hours. How many hours does it take for each km? Write a fraction.
19. A worker packs 216 boxes in 12 hours. How many hours does it take for each box? Write a fraction.
20. A printer prints 115 pages in 5 minutes. How many minutes does it take for each page? Write a fraction.