Related Questions

A boat has a crack in its bull which is leaking water into the boat and could pump which can pump the water out in 8 hours . If the boat is 168 km away from the shore and the pump is running what is the minimum speed the boat should run at so that it can reach the shore before sinking?
ক 5km./hour
খ 6 km/hour
গ 7 km/hour
ঘ 8km/hour
The gypsys are a tribe of strange people. They do not have any fixed home but wander about from place to place and live in tents. they were originally natives of India. But as they reached England from Egypt ,the English took them from Egyptians. this is why they came to be called gypsys. they were beloved to possess strange powers. they could tell your fortune by reading the palm of your hand. it was thought they stole little children to train them in their way of life. whenever a child got lost it was thought that it has been carried away by gypsys so they were arrested and sent for trial. but this attitude towards the Gypsy has gradually changed.The gypsies are people who ---
ক have a settled way of life
খ came originally from Egypt to England
গ are always on the move
ঘ steal children to train them in the way of life
In the sentence ‘We have to keep our fingers crossed till the final result is declared the idiomatic expression 'to keep our fingers crossed' means.
ক to feet suspicious
খ to feel scared
গ to wait expectantly
ঘ to keep praying
The first Bangali who crossed English channel is
ক Brojen Das
খ Musharraf Hossain
গ Altaf Hossain
ঘ Shamiur Rahman
`The English Channel can be crossed by
ক Bicycle
খ Motor car
গ Ship
ঘ Bus
The English Channel can be crossed by
ক Bicycle
খ Motor car
গ Ship
ঘ Bus
The ratio of the speed of boat in still water to the speed of stream is 16 :5. A boat goes 16.5 km in 45 minute upstream. Find the time taken by boat to cover the distance of 175 km downstream.
ক 30minutes
খ 25minutes
গ 50minutes
ঘ 45minutes
The ratio of the speed of boat in still water to the speed of stream is 16: 5. A boat goes 16.5 km in 45 minute upstream . Find the time taken by boat to cover the distance of 17.5 km downstream .
ক 30 minutes
খ 25 minutes
গ 50 minutes
ঘ 45 minutes
The ratio of the speed of boat in still water to the speed of stream is 16 : 5. A boat goes 16.5 km in 45 minute upstream , find the time taken by boat to cover the distance of 17.5 km downstream .
ক 30 minutes
খ 25minutes
গ 50 minutes
ঘ 45 minutes
স্থির পানির উপর ভাসমান নৌকা হতে একজন বালক অনুভূমিক দিকে লাফ দিয়ে তীরে পৌঁছাল। নৌকার এবং বালকের ভর যথাক্রমে 200 kg এবং 50kg। বালকের বেগ 20 m/s হলে, নৌকার পশ্চাৎ বেগ কত? (A boy jumps horizontally from a boat floating on stationary water and reaches the shore. The mass of the boat and the boy are 200 kg and 50 kg respectively. If the velocity of the boy is 20 m/s, what is the recoil velocity of the boat?)
ক 5.0 m/s
খ 7.5 m/s
গ 9.0 m/s
ঘ 6.5 m/s

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