A, B, C, D, E, F, G, H, I are all of squares which are combined in a square. Area of B is 81 cm2. Side of A is 1 cm. Then find area of I?
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A person gives a secret to two other persons in 5 minutes. How long will he take to tell the secret to 768 people?
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at what rate of interest would compound interest on a sum in two years be 20% more than the corresponding simple interest?
A store owner is packing small radios into larger boxes that measure 25 in. by 42 in. by 60 in. If the measurement of each radio is 7 in. by 6 in. by 5 in., then how many radios can be placed in the box?
three friends a,b,c run around a circular track of length 120m at a speed of 5,7,15m/sec respectively starting simultaneously from the same point in the same direction .how often they three will meet????
If the equation x2 - 3x + a = 0 has the roots (0,1) then value of a is ?