The speed of two trains are in the ratio 6 : 7. If the second train covers 364 km in 4 hours, then what is the speed of the first train?

What should be the least added to 41116 so that the sum is divisible by 8?

If a shopkeeper buys 2 oranges for Rs.5 and sells 3 for Rs.7 only, then what percentage of loss and loss did he gain?

The price of milk is increased by 25%, by what percentage should a housewife reduce the use of milk in her house so that there is no increase in her monthly expenditure?

On subtracting 10 from a number, that number is decreased by 20%, then what is 60% of that number?

72 grams is what percent of 3.6 kilograms?

Manju's salary is 60% more than Sohan's then tell what % Sohan's salary is less than Manju's salary?

In an examination a student had to find 3/14 of a number, he found 3/4th by mistake, his answer was 150 more than the correct answer, find the required number.