1 If (12 + 22 + 32 + ..... + 102) = 385, then the value of (22 + 42 + 62 + ..... + 202) is : A) 770 B) 1155 C) 1540 D) 385
4 A is two years older than B who is twice as old as C. If the total of the ages of A, B and C be 27, then how old is B ? A) 7 B) 8 C) 9 D) 10 E) 11
5 The cost price of 20 articles is the same as the selling price of x articles. If the profit is 25%, then the value of x is : A) 15 B) 16 C) 18 D) 25 E) 30
6 If 5% more is gained by selling an article for Rs. 350 than by selling it for Rs. 340, the cost of the article is : A) Rs. 50 B) Rs. 160 C) Rs. 200 D) Rs. 225 E) Rs. 250
7 In how many different ways can the letters of the word 'DETAIL' be arranged in such a way that the vowels occupy only the odd positions ? A) 32 B) 48 C) 36 D) 60 E) 120
8 A man swimming in a stream which flows 1.5 kmph, finds that in a given time he can swim twice as fast with the stream as he can against it. At what rate does he swim ? A) 4 km/hr B) 4.5 km/hr C) 5 km/hr D) 5.5 km/hr E) 6 km/hr.
9 Two pipes C and D can fill a tank in 36 hours and 45 hours respectively. If both the pipes are opened simultaneously, how much time will be taken to fill the tank? A) 40 hours B) 50 hours C) 60 hours D) 20 hours E) none of the above
11 Anand took some money for borrowed, for 3 years the total will be Rs. 5000 and 5 years it will be Rs. 6000/-. Then how much amount he borrowed ? A) Rs. 3500 B) Rs. 4000 C) Rs. 3000 D) Rs. 2500 E) Rs. 4500
12 A motor boat goes 15 km against the stream running at 4 km/h and back in 2 hours. The speed in km/h of the motorboat in still water is A) 16 B) 15 C) 13.5 D) 18 E) 19
13 If 6 men and 8 boys can do a piece of work in 10 days and 26 men and 48 boys can do the same work in 2 days, the time taken by 15 men and 20 boys to do the same type of work will be A) 5 days B) 4 days C) 6 days D) 7 days E) 10 days
14 By how much percent is the four-fifth of 70 less than five-seventh of 112? A) 42% B) 30% C) 24% D) 36% E) 45%
