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Previous Year Paper

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CAT-2006-Previous Years Paper

Question
16 out of 25
 

The sum of four consecutive two-digit odd numbers, when divided by 10, becomes a perfect square. Which of the following can possibly be one of these four numbers?



A 21

B 25

C 41

D 67

E 73

Ans. C

Odd digits are 1, 3, 5, 7 and 9. If sum of four consecutive odd numbers is divisible by 10, then the digits should be 7, 9, 1 and 3.

Now using the option (c) – the numbers are 37, 39, 41 and 43.

CAT-2006-Previous Years Paper Flashcard List

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