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ATQ, Let the speed of the stream be 10x km/hr. So, speed of the boat in still water = 1.5×10x=15x km/hr ATQ, Speed of stream = 10x = 10.8 km/hr Now, Reduced speed of boat in still water = 15x × 0.8 = 12 km/hr Therefore, required distance = (12−10.8)×5 = 6 km
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The ratio of difference between the present age of A and B to the present age of B and C is 6:1. 6 years hence, the ratio between the age of A and C is ...
A shopkeeper marks the price of an item 40% above its cost price and then offers a discount of 25% on the marked price. If the shopkeeper still earns a ...
A sold a watch to B at a profit of 20%. B sold it to C at 30% profit. C sold it to D at 10% loss. If B's profit is ₹.80 more than that of A, then D bo...
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The ratio of the C.P. and S.P. of an article is 15: 14. What is the Loss percent?