A passenger train running at the speed of 80 kms/hr leaves the railway station 6 hours after a goods train leaves and overtakes it in 4 hours. What is the speed of the goods train?
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If the cost price of 25 pens is equal to the selling price of 20 pens, then the profit percent is
Simple interest on a sum for 12 months at the rate of 25% per annum is Rs 935.What is the value (in Rs) of sum?
If the ratio of the cost price and the selling price of an article be 4:5, then the percentage of profit is:
If x=8+215, then what is the value of x+1x?
After a discount of 23% an article is sold for Rs 1848. What is the marked price (in Rs) of the article?
Giving two successive discounts of 20% is same as giving one discount of ________ %.
Of the 3 numbers whose average is 22, the first is 3/8th the sum of other 2. What is the first number?