The length of the diagonal of a square is 12 cm. Find its area (in cm2).
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If tan(A/2) = x, then the value of x is
What is the unit digit of 15+25+35+...+205 ?
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A canal of a village can be cleaned by 24 villagers in 12 days. The number of days in which 36 villagers can clean the canal is ?
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A dealer marks his goods 20% above their cost prices. Then,he allows such a discount on the marked price so that he makes a profit of 8%. The rate of discount is: