Question 1
The speed of a boat in the downstream direction is 18 km/h, and its speed in the upstream direction is 10 km/h. The boat covers 144 km downstream and 120 km upstream in a total of 20 hours. Find the speed of the boat in still water.
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The speed of a boat in the downstream direction is 18 km/h, and its speed in the upstream direction is 10 km/h. The boat covers 144 km downstream and 120 km upstream in a total of 20 hours. Find the speed of the boat in still water.
P and Q started a business by investing capital at the beginning of the year. Q invested Rs 18,000. After 6 months, R joined the business with an investment of Rs 12,000. At the end of 1 year, the total profit earned was Rs 1,800, out of which P's share was Rs 600. Find the initial investment of P.
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