XAT 2017 Question 42
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XAT
Since he already has one handi of sabji, he will invest the first 30 minutes of starting time in making puris in the oven. As 1 oven cooks 2 plates of puris in 15 minutes, in the first 30 minutes, he will be able to prepare 8 plates of puris.

Total plates of Puri = 8 + 7*2 = 22
Now, profit = 15 × 22 = 330 - 50 (Transport cost) = 280
Thus, the correct answer is B.
