3 balls are drawn randomly from a bag contains 3 black, 5 red and 4 blue balls. What is the probability that the balls drawn contain balls of different colors?
A, B and C jointly thought of engaging themselves in a business venture. It was agreed that A
would invest Rs. 6500 for 6 months, B, Rs. 8400 for 5 months and C, Rs. 10,000 for 3 months. A
wants to be the working member for which, he was to receive 5% of the profits. The profit earned
was Rs. 7400. Calculate the share of B in the profit.
a) Rs. 1900 b) Rs. 2660 c) Rs. 2800
d) Rs. 2840 e) None of these
Matematics is like Love,a simple idea but can get complicated.
MD.Intshamuddin
Pure mathematics is the world's best game. It is more absorbing than chess, more of a gamble than poker, and lasts longer than Monopoly. It's free. It can be played anywhere - Archimedes did it in a bathtub.