Two students appeared for an examination. One of them secured 20 marks more than the other and his marks were 55% of the sum of their marks. The marks obtained by them are
3. Two numbers are 35% and 50% lesser than a third number. By how much percent is the second number to be enhanced to make it equal to the first number?
6. A cloth merchant has announced 25% rebate in prices. If one needs to have a rebate of ? 40, then how many metres of cloth costing ? 32 per metre he should purchase
8. Two students appeared for an examination. One of them secured 9 marks more than the other and his marks were 56% of the sum of their marks. The marks obtained by them are