The average of 6 numbers is 20. If a number is removed then average becomes 15. In place of removed number by adding a number 39 the average of new 6 number will be__
(A) 17
(B) 20
(C) 19
(D) 18
A starts business with Rs.3500 and after 5 months, B joins with A as his partner. After a year, the profit is divided in the ratio 2:3. What B’s contribution in the capital?
(A) Rs 7500
(B) Rs. 8000
(C) Rs. 8500
(D) Rs. 9000
P and Q entered into a partnership investing Rs.16000 and Rs.12000 respectively. After 3 months P withdrew Rs.5000 while Q invested Rs.5000 more. After 3 more months R joins the business with a capital of Rs.21000. The share of Q exceeds that of R, out of a total profit of Rs.26488 after one year by?
(A) Rs.3612
(B) Rs.3162
(C) Rs.3126
(D) Rs.3216
From a pack of 52 cards, two cards are drawn together at random. What is the probability of both the cards being kings?
(A)
(B)
(C)
(D)
(E) None of these
A bag contains 2 red, 3 green and 2 blue balls. Two balls are drawn at random. What is the probability that none of the balls drawn is blue?
(A)
(B)
(C)
(D)
(E) None of these
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