Previous Year Paper
CAT-2002-Previous Years Paper
The owner of a local jewellery store hired three watchmen to guard his diamonds, but a thief still got in and stole some diamonds. On the way out, the thief met each watchman, one at a time. To each he gaveof the diamonds he had then, besides 2 more. He escaped with one diamond. How many did he steal originally?
|D||None of these|
Since thief escaped with 1 diamond,
Before 3rd watchman he had (1 + 2) × 2 = 6
Before 2nd watchman he had (6 + 2) × 2 = 16
Before 1st watchman he had (16 + 2) × 2 = 36
Check with choices.