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Aluminium2.8 x 10-8 Copper 1.7 x 10-8 Gold 2.4 x 10-8 Silver 1.6 x 10-8
A bag contains 5 red and 3 green balls. Two balls are drawn at random. Find the probability that both balls are red.
Kevin and Ben started a business with initial investments in the ratio of 4:5. After six months, Kevin increased his investment by 25%, and Ben increase...
The marked price and the selling price of an item are in the ratio of 5:4. If the % discount offered is equal to the % profit ear...
A person sells two items, X and Y. The marked prices of X and Y are 25% and 40% higher than their cost prices, respectively. After a 10% discount on bot...
In the figure, ABCD is a cyclic quadrilateral with O as center of the circle If ∠ BOC = 136°, find ∠ OBC.
What is the total amount allocated to Development and Customer Support combined?
A bag contains 8 black and 10 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?
How many perfect square factors does 512 have?
The time taken by Boat 'X' to travel a distance of '2a' km upstream is the same as the time it takes to travel '3a' km downstream. Similarly, the time t...