Math Quantitative Aptitude
Math Quantitative Aptitude
21. A dealer allows 16% discount to a retailer and retailer allows 10% discount to a customer. These both discounts are given on the painted price of the book. If the customer pays Rs. 270 for a book and the dealer makes a profit of 5% what is the C.P. of the book for the dealer?
- Rs. 252
- Rs. 250
- Rs. 243
- Rs. 240
22. The price of sugar increases by 32%. A family reduces its consumption so that the expenditure of the sugar is up by 10% only. If the total consumption of sugar before the price rise was 10 kg per month, then the consumption of sugar per month at present (in kg) is
- 8.33
- 8.5
- 8.75
- 9
23. A ball pen factory decided to reduce its production by 10% over that of previous month for next 3 months starting from February 1994. In January 1994, it produced 3000 ball pens. How many ball pens were
produced in March 1994?
produced in March 1994?
- 2700
- 2430
- 2187
- 2400
24. A building worth Rs 133,100 is constructed on land worth Rs. 72,900. After how many years will the value of both be the same if land appreciates at 10% pa. and building depreciates at 10% p.a. ?
- 2.5
- 2
- 1.5
- 3
25. A man’s basic pay for a 40 hour week is Rs. 2000. Overtime is paid for at 25% above the basic rate. In a certain week, he worked overtime and his total wage was Rs. 2500. He, therefore, worked for a total of:
- 45 hours
- 47 hours
- 48 hours
- 50 hours
26. Salaries of A, B and C are in the ratio 1:2:3. Salary of B and C together is Rs. 60000. By what percent is salary of C more than that of A?
- 300
- 600
- 100
- 200
27. The price of a table is Rs. 400 more than that of a chair. If 6 tables and 6 chairs together cost Rs. 4800, by what percent is the price of the chair less than that of the table?
- 200
- 400
- 100
- None of these
28. The length and breadth of a square are increased by 40% and 30% respectively. The area of the resulting rectangle exceeds the area of the square by?
- 42%
- 62%
- 82%
- None of these
29. The length of a rectangle is increased by 20% and the width is decreased by 20%. The area decreases by
- 0.8%
- 1.2%
- 4%
- 8%
30. The length of a rectangle is increased by 60%. By what percent would the width have to be decreased to maintain the same area ?
- 37 %
- 60%
- 75%
- None of these