51. | Two numbers A and B are such that the sum of 5% of A and 4% of B is two-third of the sum of 6% of A and 8% of B. Find the ratio of A : B. |
A. | 2 : 3 | B. | 1 : 1 | C. | 3 : 4 | D. | 4 : 3 | |
52.What is 25% of 25% equal to ?
[A] 0.00625
[C] 0.625
[B] 0.0625
[D] 6.25
|
53. | Two persons Raj and Ramu started working for a company in similar jobs on January 1, 1991. Raj's initial monthly salary was Rs 400, which increases by Rs 40 after every year. Ramu's initial monthly salary was Rs 500 which increases by Rs 20 after every six months. If these arrangements continue till December 31, 200. Find the total salary they received during that period. |
| A. | Rs 1,08,000 |
| B. | Rs 1,44,000 |
| C. | Rs 1,32,000 |
| D. | Rs 1,52,400
|
View Answer and Explanation:
54. In an examination, 5% of the applicants were found ineligible and 85% of the eligible candidates belonged to the general category. If 4275 eligible candidates belonged to other categories, then how many candidates applied for the examination ?
A. 30,000 B. 35,000
C. 37,000 D. None of these
55.218% of 1674 = ? x 1800
[A] 0.5
[C] 6
[B] 4
56.A fruit seller had some apples. He sells 40% apples and still has 420 apples. Originally, he had
A. 588 apples B. 600 apples
C. 672 apples D. 700 apples
57.It costs Re. 1 to photocopy a sheet of paper. However, 2% discount is allowed on all photocopies done after first 1000 sheets. How much will it cost to copy 5000 sheets of paper?
[A] Rs. 3920
[C] Rs. 4900
[B] Rs. 3980
[D] Rs. 4920.
58.10% of the votes did not cast their vote in an election between two candidates. 10% of the votes polled were found invalid. The successful candidate got 54% of the valid votes and won by a majority of 1620 votes. The number of votes enrolled on the voters list was:
[A] 25000
[C] 35000
[B] 33000
[D] 40000
59. | The volume of the sphere Q is 3764% less than the volume of sphere P and the volume of sphere R is 1927% less than that of sphere Q. By what % is the surface area of sphere R less than the surface area of sphere P? |
| A. | 77.77 % |
| B. | 87.5 % |
| C. | 75 % |
| D. | 67.5 % |
View Answer and Explanation:
60. | A student multiplied a number by | 3 | instead of | 5 | . | 5 | 3 | What is the percentage error in the calculation? |
A. | 34% | B. | 44% | C. | 54% | D. | 64% | |