# Time and Work - 01

## 04. A and B can do a job together in 7 days. A is 134$1\frac{3}{4}$1\frac{3}{4}  times as efficient as B. The same job can be done by A alone in :

• 1
$9\frac{1}{3}$
days
• 211 days
• 3
$12\frac{1}{4}$
days
• 4
$16\frac{1}{3}$
days
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