1.How many kilograms of sugar costing `9 per kg must be mixed with 27kg of sugar costing ` 7 per kg so that there may be gain of 10% by selling the mixture at `9.24 per kg? (2)
1) 60kg 2) 63kg 3) 50kg 4) 77kg 5) None of these
2.A man bought an article listed at 1,500/- with a discount of 20% offered on the list price. What additional discount must be offered to the man to bring the net price to `1,104/-? (1)
1) 8% 2) 10% 3) 1% 4) 15% 5) 16%
3.The diameter of a wheel is 98cm. The number of revolutions in which it will have to cover a distance of 1540m is (1)
1) 500 2) 600 3) 700 4) 800 5) 750
4.The cost price of an article is `800/-. After allowing a discount of 10%, a gain of 12.5% was made. Then the marked price of the article is : (1)
1) `1,000/- 2) `1,100/- 3) `1,200/- 4) `1,300/- 5) None of these
5.The ratio of the income to the expenditure of a family is 10 : 7. If the family’s expenses are 10,500/- , then saving of the family is : (1)
1) `4,500/- 2) `10,000/- 3) `4,000/- 4) `5,000/- 5) None of these