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36. A certain number of men can do a work in 75days. If there were 6more men, it could be completed in
15 days less. How many men were there in the beginning ?
A) 30 men
B) 27 men
C) 24 men
D) 21 men
37. Three different containers contain 496 litres, 403 litres and 713 litres of mixtures of milk and water respectively. What biggest measure can measure all the different quantities exactly ?
A) 1 ltr
B) 7 ltrs
C) 31 ltrs
D) None of these
Ans. c
38. The L.C.M. of two numbers is 4800 and their G.C.M. is 160. If one of the numbers is 480, then the other
number is :
A) 1600
B) 1800
C) 2200
D) 3600
Ans. a
39. In how many ways can a number 6084 be written as a product of two different factors ?
A) 27
B) 26
C) 13
D) 14
Ans. c
40. A single letter is drawn at random from the word, “ASPIRATION”, the probability that it is a vowel is?
A) 1/2
B) 1/3
C) 3/5
D) 2/5
Ans. a