Q.11. A and B take part in 100 m race. A runs at 5 kmph. A gives B a start of 8 m and still beats him by 8 seconds. The speed of B is:
(A) 5.15 kmph
(B) 4.14 kmph
(C) 4.25 kmph
(D) 4.4 kmph
Q.12. A is thrice as good as workman as B and therefore is able to finish a job in 60 days less than B. Working together, they can do it in:
(A) 20 days
(B) 45/2
(C) 25 days
(D) 30 days
Q.13. In a game of 100 points, A can give B 20 points and C 28 points. Then, B can give C is
(A) 8 points
(B) 10 points
(C) 14 points
(D) 40 points
Q.14. There is 60% increase in an amount in 6 years at simple interest. What will be the compound interest of Rs. 12,000 after 3 years at the same rate?
(A) Rs. 2160
(B) Rs. 3120
(C) Rs. 3972
(D) Rs. 6240
Q.15. In a race of 200 m, A can beat B by 31 m and C by 18 m. In a race of 350 m, C will beat B by:
(A) 22.75 m
(B) 25 m
(C) 19.5 m
(D) 18.5 m
Q.16. Simple interest on a certain sum of money for 3 years at 8% per annum is half the compound interest on Rs. 4000 for 2 years at 10% per annum. The sum placed on simple interest is:
(A) Rs. 1550
(B) Rs. 1650
(C) Rs. 1750
(D) Rs. 2000
Q.17. A man sitting in a train which is traveling at 50 kmph observes that a goods train, traveling in opposite direction, takes 9 seconds to pass him. If the goods train is 280 m long, find its speed.?
(A) 60
(B) 62
(C) 64
(D) 65
Q.18. If the simple interest on a sum of money for 2 years at 5% per annum is Rs. 50, what is the compound interest on the same at the same rate and for the same time?
(A) Rs. 51.25
(B) Rs. 52
(C) Rs. 54.25
(D) Rs. 60
Q.19. Two trains are running in opposite directions in the same speed. The length of each train is 120 meter. If they cross each other in 12 seconds, the speed of each train (in km/hr) is
(A) 42
(B) 36
(C) 28
(D) 20
Q.20. A sum of money amounts to Rs. 9800 after 5 years and Rs. 12005 after 8 years at the same rate of simple interest. The rate of interest per annum is:
(A) 5%
(B) 8%
(C) 12%
(D) 15%
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