Mathematics
If 14 taps fill a swimming pool in 10 hours, how much time will 5 taps take to fill the pool?
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A mixture contains alcohol and water in the ratio of 12:5. On adding 14 litres of water, the ratio becomes 4:3. The quantity of alcohol is:
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Rahi buys some toffees at 2 for a rupee and sells them at 5 for a rupee. His loss percentage is
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Simplify: (-2x)3:
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If 3x = 4y = 5z then x:y:z = ?
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Ali sold a table for Rs.800 which he bought for Rs.1000. What is his % loss?
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A milk vendor has 2 cans of milk. The first contains 25% water and the rest milk. The second contains 50% water. How much milk should mix from each of the containers so as to get 12 liters of milk such that the ratio of water to milk is 3: 5?
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The average of first 10 natural numbers is?
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The number whose 25% is 75 is:
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