Home
Class 14
MATHS
A ship, 40 kilometres from the shore, sp...

A ship, 40 kilometres from the shore, springs a which admits `3 3/4` tonnes of water in 12 minutes. 60 tonnes would suffice to sink her, but the ship, pumps can throw out 12 tonnes of water in hour. Find the average rate of sailing, so that may reach the shore just as she begins to sink. `1 1/2k m//h r` b. `\ 2 2/1k m//h r` c. `3 1/2k m//h r` d. `4 1/2k m//h r`

Promotional Banner

Similar Questions

Explore conceptually related problems

A ship 60 km from the shore spring a leak which admits 3(3)/(4) tonnes of water in 15 min. 25 tonnes of water would suffer to sink her, but the pumps can thrown out 12(1)/(2) tonnes of water an hour. Find the average rate of sailing that the she may just reach the shore as she begins to sink.

A ship 55 km from the shore springs a leak which admits 2 tonnes of water in 6 min . 80 tonnes of water would suffer to sink it, but the pumps can throw out 12 tonnes of water an hour. Find the average rate of sailing that it may just reach the shore as it begins to sink

A ship 77km from the shore,springs a leak which admits 2(1)/(4) tonnes of water in 5(1)/(2) minutes.92 tonnes of water would sink it. But the pumps can throw out 12 tonnes of water per hour.Find the averages rate of sailing so that the ship may just reach the shore as it begins to sink.

A man's speed with the current is 15 km / hr and the speed of the current is 2.5 km/ hr. The man's speed against the current is: 8. 5\ k m//h r b. \ 9\ k m//h r c. 10\ k m//h r d. 12. k m//h r

A ship is sinking and 120 more tons of water would suffice to sink it. Water seeps in at a constant rate of 2 tons a minute while pumps remove it at a rate of 1.75 tons a minutes. How much time in minutes has the ship to reach the shore before is sinks?

A man can reach a certain place in 30 hours. If the reduces his speed by1/(15)t h he goes 10 km less in that time. Find his speed. 4 k m//h r b. 5 k m//h r c. 5 1/2k m//h r d. 6k m//h r

The speed of a boat in still water is 10 km /hr. If it can travel 26 km downstream and 14 km upstream in the same time, the speed of the stream is : 2 k m//h r b. 3 k m//h r c. 4 k m//h r d. 2. k m//h r

A man can row 9 1/3 kmph in still water and finds that it takes him thrice as much time to row up than as to row down the same distance in the river. The speed of the current is : a. 3 1/3 k m//h r b. 3 1/9k m//h r c. 4 2/3k m//h r d. 4 1/2k m//h r

A man rows to a place 48 km distant and back in 14 hours. He finds that he can row 4 km with the stream in the same time as 3 km against the stream. The rate of the stream is : 1 k m//h r b. 1. 8 k m//h r c. 1. 5 k m//h r d. 3. 5 k m//h r