SHARPEN YOUR MIND

1. There are 12 one rupee stamps in a dozen. How many 50 paise stamps are there in a dozen?
2. From the words given below can you find the odd one out? Give reasons for your answer.
Define
Abcess
Hijack
Study
North.
3. From the numbers 1 to 100 how many times does the numeral 3 appear?
4. Daniel is exactly one fifth of my age. In 21 years’ time, I will be exactly twice of his age. My wife is exactly seven times older than my daughter, Jessica. In 8 years’ time, my wife will be three times older then Jessica. How old are Daniel and Jessica now?
5. Tom has a tank filled with petrol that weighs 10kg.  He then puts something into it and now the barrel weighs less than 10kg. What does Tom put in the barrel?
6. Who is silent in the parliament?

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 ANSWERS:

1. 12 stamps.
2. North — all the other words start with three consecutive letters of the alphabet.
3. Twenty times.
4. Daniel is 7 years old and Jessica is 4 years old.
5. A hole.
6. The Letter ‘A’.