1. A train passes a 50 m long platform in 14 s and a man standing on the platform train passe in 10 s. The speed of the train is?
(a) 24 km/h
(b) 36 km/h
(c) 40 km/h
(d) 45 km/h
(a) 200
(b) 225
(c) 240
(d) 250
3. If 16 men or 20 women can do a piece of work in 25 days, in what time will 28 men and 15 women do it?
(a) 14 2/7 days
(b) 33 1/3 days
(c) 18 3/4 days
(d) 10 days
4. A can go round a circular path 8 times in 40 min, If the diameter of the circle is increased to 10 times the original diameter, the time required by A to go round the new path once travelling at the same speed as before is?
(a) 25 min
(b) 20 min
(c) 50 min
(d) 100 min
5. The average wage of 500 workers was found to be Rs. 200. Later on it was discovered that the wages of two workers were misread as 180 and 20 instead of 80 and 220. The correct average wag is?
(a) Rs. 200.10
(b) Rs. 200.20
(c) Rs. 200.50
(d) Rs. 201.00
6. The sum of the squares of three consecutive natural numbers is 2030. Then, what is the middle number?
(a) 25
(b) 26
(c) 27
(d) 28
7. If doubling a number and adding 20 to the result gives the same answer as multiplying the number by 8 and taking away 4 from the product, the number is?
(a) 2
(b) 3
(c) 4
(d) 6
8. If the sum of two numbers is 22 and the sum of their squares is 404, then the product of the numbers is?
(a) 40
(b) 44
(c) 80
(d) 88
9.The compound interest on Rs. 10000 in 2 yr at 4% per annum, the interest being compounded half-yearly is?
(a) Rs. 636.80
(b) Rs. 824.32
(c) Rs. 912.86
(d) Rs. 828.82
10. If the 4th term of an arithmetic progression is 14 and the 12th term is 70, then the first term is?
(a) - 10
(b) - 7
(c) + 7
(d) + 10
ANSWER KEY:
01. d
02. d
03. d
04. c
05. b
06. b
07. c
08. a
09. b
10. b
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