1) A man had Rs 4000. He saved Rs 400. What percentage did save, and what percentage was used?
2) What percentage of 75 is 15?
3) A school had 200 pupils, 150 were boys. 20 % of the boys are good in sports. How many are good in sports?
4) What percentage of 200 is 40?
5) 20 % of what number is 3500?
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