Maths questions series #4
A basket consists of five blue balls, four green balls, two red balls and three yellow balls. Three balls are drawn at random. What is the probability that at least one blue ball is drawn?
(A) $$ {8\over13}$$
(B) $$ {9\over13}$$
(C) $$ {10\over13}$$
(D) $$ {11\over13}$$
(E) None of these
Correct Answer : C
The marked Price of a television is Rs. 12,000 and the shopkeeper gives 5 percent discount on it. So what is its selling price
(A) Rs. 600
(B) Rs. 11,400
(C) Rs. 800
(D) Rs. 11,200
Correct Answer : B
An article is listed at Rs 2375 A man purchases it at two successive discounts of 50 % and 25 % spends Rs 165 on repairing of article. If he sells the articles at a profit a of 62.5 % then what is the selling price (in Rs) of the article?
(A) Rs. 1715.39
(B) Rs. 1464.6
(C) Rs. 1467.6
(D) Rs. 1492.6
Correct Answer : A
The greatest number that can be subtracted from 10000 so that the remainder may be divisible by 32, 36, 48 and 54 is:
(A) 9216
(B) 9316
(C) 9136
(D) 9236
Correct Answer : C
The third proportional of two numbers 9 and 24 is
(A) 39
(B) 48
(C) 72
(D) 64
Correct Answer : D
If P= 22 + 62 + 102 +142 +……..942 and Q=12 + 52 + 92 +……..812, then what is the value of P- Q ?
(A) 24645
(B) 31515
(C) 29317
(D) 26075
Correct Answer : D
If a-6b = 3 then the value of a3-216b3-54ab is :
(A) 27
(B) 64
(C) 9
(D) 1
Correct Answer : A
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