Q1. One year ago, the ratio between Mahesh’s and Suresh’s salaries was 3 : 5. The ratio between the salary of last year to that of present year of Mahesh and Suresh are 2 : 3 and 4 : 5 respectively. If their total salaries for the present year is Rs. 43000, what is the present salary of Mahesh?
(a) Rs. 19000
(b) Rs. 18000
(c) Rs. 16000
(d) Rs. 15500
(e) Rs. 14400
Q2. A hostel has provision for 250 students for 35 days. After 5 days, a fresh batch of 25 students was admitted to the hostel. Again after 10 days, a batch of 25 students left the hostel. How long will the remaining provisions survive?
(a) 18 days
(b) 19 days
(c) 20 days
(d) 17 days
(e) 13 days
Q3. Two taps individually can fill a tank in 20 minutes and 30 minutes, respectively. There is an outlet tap at exactly half level of that rectangular tank which can pump out 100 litres of water per minute. If the outlet tap is open, then it takes 24 minutes to fill an empty tank. What is the volume of the tank?
(a) 1800 litres
(b) 1500 litres
(c) 1200 litres
(d) 2400 litres
(e) 2800lyres
Q4. A sum of money becomes eight times in 3 years if the rate is compounded annually. In how much time the same amount at the same compound interest rate will become sixteen times?
(a) 6 years
(b) 4 years
(c) 8 years
(d) 5 years
(e) 2 years
Q5. Atal can hit a target 3 times in 6 shots, Bhola can hit the target 2 times in 6 shots and Chandra can hit the target 4 times in 4 shots. What is the probability that at least 2 shots hit the target?
(a) 1/2
(b) 2/3
(c) 1/3
(d) 11/18
(e) None of these
Solutions (1-5):
Directions (6-10): What approximate value will come in place of question mark (?) in the following questions? (You are not expected to calculate the exact value)
Q6. 9219.889 – 5020.232 + 1499.889 =?
(a) 6500
(b) 6000
(c) 6300
(d) 5700
(e) 5100
Q7. 1000.23 ÷ 49.89 × 99 – 1299.76 =?
(a) 680
(b) 610
(c) 925
(d) 435
(e) 560
Q8. 29.8% of 260 + 60.01% of 510 – 103.87 =?
(a) 450
(b) 320
(c) 210
(d) 280
(e) 350
Q9. (21.98) ² – (25.02) ² + (13.03) ² =?
(a) 28
(b) 125
(c) 6
(d) 65
(e) 140
Solutions (6-10):
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