A boat sails m miles upstream at the rate of r miles per hour. If the rate of the stream is s miles per hour, how long will it take the boat to return to its starting point?

Created: 2 months ago | Updated: 2 weeks ago

\frac{m}{(r + 2 s)}

\frac{m}{r + s}

\frac{(m + r)}{s}

None of these

Job Solution Eastern Bank Ltd Eastern Bank Ltd - Officer - 2005 গণিত

246

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ABC is a right angle of an isosceles triangle $∆ A B C . B D i s p e r p e n d i c u l a r t o A C . w h i c h o f t h e f o l l o w i n g, i f a n y, i s n o t a 45 ° a n g l e .$

Created: 2 months ago | Updated: 2 weeks ago

∠ B A D

∠ B C D

∠ C B D

None of these

Job Solution Eastern Bank Ltd Eastern Bank Ltd - Officer - 2005 গণিত

301

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If a pipe fills a tank in h hours what part of the tank does it fill in 2 hours?

Created: 2 months ago | Updated: 2 weeks ago

2/h

h/2

1-2/h

None of these

Job Solution Eastern Bank Ltd Eastern Bank Ltd - Officer - 2005 গণিত

435

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A bag of chicken feed can feed 18 chickens for 54 days. For how many days will it feed 12 chickens?

Created: 2 months ago | Updated: 2 weeks ago

৮১

৩৬

৭২

None of these

Job Solution Eastern Bank Ltd Eastern Bank Ltd - Officer - 2005 গণিত

544

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A salesman travels a distance of 70 miles in 2.5 hours. How much faster, in miles per hours, must he travel to make the same trip in 0.75 hours less time?

Created: 2 months ago | Updated: 2 weeks ago

২৮

৩৭

None of these

Job Solution Eastern Bank Ltd Eastern Bank Ltd - Officer - 2005 গণিত

635

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A man runs x miles in m minutes. What is his rate of run in miles per hour?

Created: 2 months ago | Updated: 2 weeks ago

60x/m

60/x

mx/60

x/60m

None of these

Job Solution Eastern Bank Ltd Eastern Bank Ltd - Officer - 2005 গণিত

293

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A boat sails m miles upstream at the rate of r miles per hour. If the rate of the stream is s miles per hour, how long will it take the boat to return to its starting point?

Related Questions

ABC is a right angle of an isosceles triangle ∆ABC. BD is perpendicular to AC. which of the following , if any , is not a 45° angle.

If a pipe fills a tank in h hours what part of the tank does it fill in 2 hours?

A bag of chicken feed can feed 18 chickens for 54 days. For how many days will it feed 12 chickens?

A salesman travels a distance of 70 miles in 2.5 hours. How much faster, in miles per hours, must he travel to make the same trip in 0.75 hours less time?

A man runs x miles in m minutes. What is his rate of run in miles per hour?

ABC is a right angle of an isosceles triangle $∆ A B C . B D i s p e r p e n d i c u l a r t o A C . w h i c h o f t h e f o l l o w i n g, i f a n y, i s n o t a 45 ° a n g l e .$