Mathematics
If a car travels 1/100 of a kilometer each second, how many kilometers does it travel per hour?
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Two vessels A and B contain spirit and water mixed in the ratio 5: 2 and 7: 6 respectively. Find the ratio in which these mixtures be mixed to obtain a new mixture in vessel C containing spirit and water in the ratio 8: 5?
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Solve for x:
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Ratio of Bio students to math students is 6:7. If 90 students are taking bio, how many are taking maths?
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Average of 15,5,0,12,8 =?
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-7m - [3n - {8m - (4n - 10m)}] = ?
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One quality of wheat at Rs. 9.30 per kg is mixed with another quality at a certain rate in the ratio 8: 7. If the mixture so formed be worth Rs. 10 per kg, what is the rate per kg of the second quality of wheat?
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If x/y = 1/3 then value = ?
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If the sum of 10 values is 10, then the average is:
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