IBPS Government Jobs Exams Numerical Ability Probability

A basket contains 8 red and 10 blue balls. Two draws of 1 ball each are made without replacement, what is the probability that one ball is red and other ball is blue ? A) 77/153 B) 40/153 C) 73/153 D) 80/153

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IBPS Other Question

George has two weighing machines and he uses them in the ratio 2:3. The first machine is defective and shows a weight 100 gm more than actual. George sold 1 kg of rice to each of 5 customers. If he sells at cost price, how much profit will he make ? At present, Pia is 6 years older to Ray. The respective ratio between the present age of Pia and Minis is 3:4. At present, Ray is 14 years younger to Mini. What is present age of Ray ? (1) 16 yrs (2) 20 yrs (3) 14 yrs (4) 18 yrs (5)
24 yrs