A boat runs at 22 km per hour along the stream and 10 km per hour against the stream .Find the ratio of the speed of the boat in still water to that of the speed of the stream .

Created: 3 months ago | Updated: 2 months ago

২ :৩

5 : 3

৭ : ৩

৮ : ৩

Job Solution Probashi Kallyan Bank এক্সিকিউটিভ অফিসার (সাধারণ) ১৮.১০.২০১৯ গণিত

489

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In a certain class consisting of 36 students , some boys and some girls exactly 1/3 of the boys and exactly 1/4 of the girl walk to school. what is the greatest class who walk to school?

Created: 3 months ago | Updated: 1 month ago

৯

১০

১১

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

1287

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A sum of miney amounts to Tk 9800 after 5 years and Tk. 12005. after 8 years at the same rate of simple interest. The rate of interest per annum is.

Created: 3 months ago | Updated: 1 month ago

৫%

৮%

১২%

15%

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

587

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One third of the Faculty membes of a department are female. Sixteen of the male teachers are unmarried. While 60% of them are married, The total number of faculty members in the department is-

Created: 3 months ago | Updated: 1 month ago

৩০

৯০

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

685

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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: 3 months ago | Updated: 1 month 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

939

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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: 3 months ago | Updated: 1 month ago

1,155

১,৫৪০

1,925

3,465

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

853

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A boat runs at 22 km per hour along the stream and 10 km per hour against the stream .Find the ratio of the speed of the boat in still water to that of the speed of the stream .

Related Questions

In a certain class consisting of 36 students , some boys and some girls exactly 1/3 of the boys and exactly 1/4 of the girl walk to school. what is the greatest class who walk to school?

A sum of miney amounts to Tk 9800 after 5 years and Tk. 12005. after 8 years at the same rate of simple interest. The rate of interest per annum is.

One third of the Faculty membes of a department are female. Sixteen of the male teachers are unmarried. While 60% of them are married, The total number of faculty members in the department is-

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?

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