Time and Work Practice Test 1 with solutions

6 writers can write 6 poems in 6 hours.
1 writer can write 6 poems in (6 × 6) hours.
1 writer can write 1 poem in $\left(\frac{6\times 6}{6}\right)$ = 6 hours.
1 writer can write 4 poems in (6 × 4) hours.
4 writers can write 4 poems in $\left(\frac{6\times 4}{4}\right)$ hours = 6 hours.