Pipe A can fill a tank in 5 hours, pipe B in 10 hours and pipe C in 30 hours. If all the pipes are open, in how many will the tank be filled?

Created: 6 months ago | Updated: 4 months ago

2.5

3.5

Job Solution Probashi Kallyan Bank Probashi Kallyan Bank - Senior Officer - 14.02.2014 গণিত

391

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A certain class is divided into two section A and B of equal numbr of students. If the ratio of girls to buys for whole class is 3/5 and the ration of girls to boys in section A is 5/7. What is the ratio o fgirls to biys in section B?

Created: 5 months ago | Updated: 4 months ago

3 to 1

2 to 1

1 to 3

1 to 2

Job Solution Probashi Kallyan Bank প্রবাসী কল্যাণ ব্যাংক-সিনিয়র অফিসার-09-10-2021 গণিত

1662

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Given that $1^{2} + 2^{2} + 3^{2} . . . . . + 10^{2} = 385, w h a t i s t h e v a l u e o f 3^{2} + 6^{2} + 9^{2} + . . . . . 30^{2} ?$

Created: 5 months ago | Updated: 4 months ago

1,155

১,৫৪০

1,925

3,465

Job Solution Probashi Kallyan Bank প্রবাসী কল্যাণ ব্যাংক-সিনিয়র অফিসার-09-10-2021 গণিত

1625

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Roni can walk a certain distance in 410 days when he rests 9 hours a day. How long will be take to walk twice the distance, twice as face and rest tvwice as long each day?

Created: 5 months ago | Updated: 4 months ago

35 days

55 days

100 days

80 days

Job Solution Probashi Kallyan Bank Officer (Cash)-25-09-2021 গণিত

1277

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If x-y=3 then what is the value of $x^{3} - y^{3} - 9 x y ?$

Created: 5 months ago | Updated: 4 months ago

১৮

২৭

Job Solution Probashi Kallyan Bank Officer (Cash)-25-09-2021 গণিত

1217

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A takes twice as much time as B or thrice as much time as C to finish a piece of work Working together, they can finis the work Working together , they can finish teh work in 2 days . B can do the work alone in -

Created: 5 months ago | Updated: 4 months ago

4 days

8 days

6 days

12 days

Job Solution Probashi Kallyan Bank এসিস্ট্যান্ট এক্সিকিউটিভ অফিসার (ক্যাশ) ০১. ১১. ২০১৯ গণিত

2224

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Related Questions

A certain class is divided into two section A and B of equal numbr of students. If the ratio of girls to buys for whole class is 3/5 and the ration of girls to boys in section A is 5/7. What is the ratio o fgirls to biys in section B?

Given that 12+22+32.....+102=385, what is the value of 32+62+92+.....302?

Roni can walk a certain distance in 410 days when he rests 9 hours a day. How long will be take to walk twice the distance, twice as face and rest tvwice as long each day?

If x-y=3 then what is the value of x3-y3-9xy?

A takes twice as much time as B or thrice as much time as C to finish a piece of work Working together, they can finis the work Working together , they can finish teh work in 2 days . B can do the work alone in -

Given that $1^{2} + 2^{2} + 3^{2} . . . . . + 10^{2} = 385, w h a t i s t h e v a l u e o f 3^{2} + 6^{2} + 9^{2} + . . . . . 30^{2} ?$

If x-y=3 then what is the value of $x^{3} - y^{3} - 9 x y ?$