Mathematics Questions and Answers
Quantitative Aptitude - Mathematics Questions with Answers help develop analytical and numerical skills. Mathematics Aptitude is vital for exams like CAT, SBI Clerk, and other placement tests. Practicing these questions ensures accuracy and speed.
Mathematics
Showing 10 of
99 questions
61. An Elmira is sold for Rs 1,800 cash or Rs 600 cash down payment followed by two monthly installments of Rs 610 each. The rate of interest charged under the instalment scheme is
- 14% p.a.
- 13.41% p.a.
- 15% p.a.
- 16.72% p.a.
62. x, y, z are three sums of money such that y is the simple interest on x and z is the simple interest on y for the same time and rate. Then the relation between x, y and z is
- y2 = zx
- xyz
- xyz = 1
- None of these
63. The simple interest on a certain sum for 8 months at 4% simple interest is Rs 129 less than the simple interest on the same sum for 15 months at 5% per annum. Then the sum is
- Rs 3,400
- Rs 3.500
- Rs 3,600
- Rs 3,700
64. A sum of Rs 1,550 was lent partly at 5% and partly at 8% simple interest. The total interest received after 3 years was Rs 300. The ratio of money lent at 5% to 8% is
- 31: 6
- 16: 15
- 31: 16
- 6: 5
65. If the compound interest for 2 years on a certain sum is Rs 63 and the simple interest for 3 years on the same sum at same rate be Rs 90, then the sum will be
- Rs 300
- Rs 315
- Rs 325
- Rs 350
66. Rs 2,000 amount to Rs 2226.05 in two years at compound interest. The rate of interest is
- 5.5%
- 5%
- 4.5%
- 4%
67. A sum of Rs 550 was taken as a loan. This is to be paid back in two equal installments. If the rate of interest be 20% compounded annually, then the amount of each instalment will be
- Rs 360
- Rs 350
- Rs 340
- Rs 300
68. If after 24% wastage the net output of a coal mine is 68,400 quintals, then the total output is
- 80,000 quintals
- 89,000 quintals
- 90,000 quintals
- 9,000 quintals
69. Mohan bought 20 tables for Rs 12,000 and sold them at a profit equal to the cost price of 4 tables. Then the selling price of 1 table is
- Rs 720
- Rs 650
- Rs 550
- Rs 500
70. A color TV is available for Rs 13,440 inclusive of sales tax. If the original cost of TV is Rs 12,000, then the rate of sales tax is
- 10%
- 12 %
- 13%
- 14%