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Generation of sales leads can be improved by ?

A box contains 90 discs which are numbered 1 to 90. If one disc is drawn at random from the box, the probability that it bears a perfect…

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Kapil started a shop by investing Rs.1200. Dinesh joined him four months later investing Rs.7000. At the end of one year they earned a…

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(a% of a) + (b% of b) = 2% of ab, then what percentage of a is b ?

A bag contains 13 white and 7 black balls. Two balls are drawn at random what is the probability that they are of same colour ?

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Find out the wrong number in the number series: 3, 5, 13, 43, 176, 891, 5353