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Let the length and speed of the train ‘A’ be ‘l’ metre and ‘s’ m/s, respectively. According to question, l = 8s Also, 12s = 8s + 70 Or, 4s = 70 Or, s = 17.5 Therefore, length of train ‘A’ = 8s = 140 metres Length of train ‘B’ = 70 × (5/2) = 350 metres Required time taken = 350 ÷ 25 = 14 second
A shopkeeper initially marked up the price of an item by 50% above its cost. To make a sale, he offered two consecutive discounts: the first was 20%, an...
If the selling price of an article is Rs. 540 and the cost price is Rs. 450, what is the profit percentage?
Select the options that correctly indicate a 25% profit and a 15% loss
The difference between the cost price and sale price of an article is Rs.600 and the profit is 30%. Find the selling price.
A shopkeeper bought an article for Rs. 180. He sold it at profit 30% after allowing a discount of 40%. If instead he had sold it at 20% discount, then f...
A trader marks his goods at 40% above the cost price and offers a discount of 20%. If the trader still makes a profit of Rs. 96, find the cost price.
The marked price of a chair is Rs. 600. If the chair is sold after allowing successive discounts of 15% and 25%, then find the se...
If a vendor sells a coconut at Rs 14.4 he makes 10% loss. If he wants to make 25% profit, then at what price (in Rs) should he sell?
The cost of item X is Rs. 150, while the cost of item Y is 36% greater than that of item X. Item X is sold at a profit of 8%, and...
