A trader makes a profit equal to the selling price of 75 articles when he sold 100 of the articles . What % profit did he make in the transaction?
(A) 300%
(B) 150%
(C) 33.33%
(D) 75%
In a triangle, lengths of all the three medians are 9 cm, 12 cm. and 15 cm respectively. Then what will be the area of the triangle?
(A) 54
(B) 60
(C) 36
(D) 72
The least value of n, such that (1 + 3 + 32 + ... + 3n) exceeds 2000, is-
(A) 7
(B) 8
(C) 3
(D) 5
A man borrows some money at 3% simple interest per annum and lends it to somebody at 5% interest to be compounded annually. By this he makes a profit of Rs.541 at the end of 3 years. The money he borrowed was-
(A) Rs. 15800
(B) Rs. 18400
(C) Rs. 8000
(D) Rs. 12000
If a number multiplied by 25 % of itself gives a number which is 200% more than the number, then 25% of the number is -
(A) 6
(B) 5
(C) 4
(D) 3
In bag there are coins of 25 paisa, 50 paisa and 1 rupee in the ratio of 3 : 4 : 5. If there are in all Rs.31, then how many 1 rupee coins are there in the bag?
(A) 12
(B) 16
(C) 24
(D) 20
Two students appeared for an examination. One student who scored 20 marks more than the other, his score was 60 % of the sum of their marks. What was his score?
(A) 80
(B) 20
(C) 40
(D) 60
The average weight of 8 people increase by 2.5 kg when a new person comes in place of one of them weighting 75 kg. What is the weight of the new person?
(A) 95 kg
(B) 75 kg
(C) 85 kg
(D) 65 kg
The ratio of the number of boys and girls in a college is 6 : 7. If the percentage increase in the number of boys and girls be 20% and 10% respectively, what will be the new ratio?
(A) 72 : 77
(B) 35 : 36
(C) 36 : 35
(D) 77 : 72
A hollow copper pipe is 22 cm long and its external diameter is 28 cm. If the thickness of the pipe is 3 cm and iron weighs 8.5 g/cm3 , then the weight of the pipe is closest to:
(A) 34 kg
(B) 44 kg
(C) 14 kg
(D) 24 kg
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