1. What will come in place of the question mark (?) in the following number-series?
15 24 16 23 17 ?
1. 25
2. 32
3. 22
4. 35
5. 38
SOL : +9, – 8, + 7, – 6, +5
2. 16 persons complete a job in 12 days. How many days will 4 persons take to complete the same job?
1. 36 days
2. 48 days
3. 24 days
4. 30 days
5. 20 days
SOL : 48 days
3. The difference between 80% of a number and 63% of the same number is 578. What is 87% of that number?
1. 2858
2. 3558
3. 3368
4. 3645
5. 2958
Sol : 2958
4. The average age of a man and his son is 42 years. The ratio of their ages is 4:3 respectively. What is the son's present age?
1. 32 years
2. 28 years
3. 36 years
4. 30 years
5. 24 years
Sol : 36 years
5. What would be the simple interest obtained on an amount of Rs. 7745 at the rate of 10 p.c.p.a. after 6 years?
1. Rs. 4647
2. Rs. 4800
3. Rs. 4700
4. Rs. 5200
5. Rs. 4947
Sol : Rs. 4647
6. In the annual examination, Mukesh scores a total of 431 marks out of 750. What is his approximate percentage in the annual exam?
1. 60%
2. 65%
3. 70%
4. 58%
5. 72%
Sol : 58%
7. What is the least number to be added to 1400 to make it a perfect square?
1. 50
2. 44
3. 64
4. 49
5. 52
Sol: 44
8. If an amount of Rs. 198011 is distributed equally amongst 47 persons. How much amount would each person get?
1. Rs. 4132
2. Rs. 4231
3. Rs. 4213
4. Rs. 5232
5. Rs. 4332
Sol: 4213
9. Find the average of the following set of scores.
413, 527, 936, 526, 426, 934.
1. 637
2. 647
3. 627
4. 597
5. 650
Sol: 627
10. What would be the circumference of a circle whose area is 745.36 sq.cm?
1. 86.8 cm
2. 91.8 cm
3. 78.8 cm
4. 96.8 cm
5. 87.8 cm
Sol: 96.8 cm
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MAHENDRA GURU