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Q. The average weight of 8 persons increased by 1.5 kg when a person weighing 65 kg is replaced by a new person, what could be the weight of new person?
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Q. In a family, mother’s age is twice that of daughter’s age. Father is 10 years older than...
Q. Calculate the difference between the smallest and the largest indivisible numbers of two digits.
Q. If 3 : m :: m : 27, then what is the value of m?
Q. On selling a pen for Rs 18, a man losses 1/10 of it's cost price. The cost price of the pen is
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