Maths Week Day 3

Maths Week Day 3 -Wednesday: Question 1: Find the odd man out in the following list: 3,5,11,14,17,21 Question 2: What decimal of an hour is a second? A. .0025 B. .0256 C. .00027 D. .000126
Answers to yesterday's questions: Question 1: Answer: Option A Explanation: Let the son's present age be x years. Then, (38 - x) = x 2x = 38. x = 19. Son's age 5 years back (19 - 5) = 14 years. Question 2: Answer: Option D Explanation: 91 is divisible by 7. So, it is not a prime number.
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