-
Jyothi can do 3 of a job in 12 4
days. Mala is twice as efficient as Jyothi. In how many days will Mala finish the job ?
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- 6 days
- 8 days
- 12 days
- 16 days
Correct Option: B
Using Rule 1,
| ∵ Jyothi can do | th of a job in 12 days | 4 |
∴ Jyothi can do 1 job in
| = 16 days | 3 |
As Mala is twice as efficient as Jyothi,
∴ Mala will finish the job in 8 days
