FUN WITH MATHEMATICS
BRAIN-TEASERS
PUZZLES & RIDDLES
Rahul wanted to find the height of a tree in his garden. He checked the ratio of his height to his shadow’s length. It was 4:1. He then measured the shadow of the tree. It was 15 feet. So what was the height of the tree?
Answer: _______
60 FEET
A woodcutter took 12 minutes to make 3 pieces of a block of wood. How much time would be needed to make 5 such pieces?
Answer: _______
24 MINUTES
A cloth shrinks 0.5% when washed. What fraction is this?
Answer: _______
1/200
Smita’s mother is 34 years old. Two years from now mother’s age will be 4 times Smita’s present age. What is Smita’s present age?
Answer: _______
7 YEARS
Maya, Madhura and Mohsina are friends studying in the same class. In a class test in geography, Maya got 16 out of 25. Madhura got 20. Their average score was 19. How much did Mohsina score?
Answer: _______
21
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