There are 5 Rock songs, 6 Carnatic songs and 3 Indi pop songs. How many different albums can be formed using the above repertoire if the albums should contain at least 1 Rock song and 1 Carnatic song? A) 15624 B) 16384 C) 6144 D) 240 E) None of these
Solution Y is 30 percent liquid X and 70 percent water. If 2 kilograms of water evaporate from 8 kilograms of solution Y and 2 kilograms of solution Y are added to the remaining 6 kilograms of liquid, what percent of this new solution is liquid X? (A) 30% (B) 33 1/3% (C) 37.5% (D) [...]
A bag contains red, black and white socks. What is the least number of socks that must randomly be taken out of the bag to be sure of having five pair of socks? (A pair is two socks of the same colour) A) 10 B) 12 C) 15 D) 18 E) 20 Today’s Hot Links [...]
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