In a row of boys, if A who is tenth from the left and B who is ninth from the right interchange their positions, A becomes fifteenth from the left, How many boys are there in the row?

In a row of boys, if A who is tenth from the left and B who is ninth from the ri...

1.

১৯, ৩৩, ৫১, ৭৩ - পরবর্তী সংখ্যাটি কত?

Created: 5 days ago | Updated: 5 days ago

Updated: 5 days ago

ক

৮৫
খ

১২১
গ

৯৯
ঘ

৯৮

PSC DSS Field Supervisor গণিত বিবিধ মানসিক দক্ষতা (Miscellaneous)

2

2.

What is the next term of the sequence $1, \sqrt{4}, 3, \sqrt{64}, 15, \sqrt{1024} ?$

Created: 2 weeks ago | Updated: 2 weeks ago

Updated: 2 weeks ago

ক

31
খ

45
গ

63
ঘ

127

Combined Bank Combined Banks Officer Cash গণিত বিবিধ মানসিক দক্ষতা (Miscellaneous)

29

3.

Which of the following is the next number in the series. 2, 1, 4, 3, 16, 4, 32, 5

Created: 1 month ago | Updated: 1 month ago

Updated: 1 month ago

ক

36
খ

56
গ

60
ঘ

64
ঙ

None

BUET BSCIC Promotion Officer গণিত বিবিধ মানসিক দক্ষতা (Miscellaneous)

15

4.

A seesaw is in balance at its centre at a point three foot above the ground. What is the highest, in feet, one end, can rise above the ground?

Created: 1 month ago | Updated: 1 month ago

Updated: 1 month ago

ক

6
খ

3
গ

5
ঘ

9
ঙ

None

BUET BSCIC Promotion Officer গণিত বিবিধ মানসিক দক্ষতা (Miscellaneous)

9

5.

If $t_{n}$ denotes the $n^{t h}$ term of the series 2 + 3 + 6 + 11 + 18 +....... what will be the $25^{t h}$ term of the series?

Created: 1 month ago | Updated: 3 weeks ago

Updated: 3 weeks ago

ক

$25^{2} - 1$
খ

$25^{2} + 1$
গ

$24^{2} + 1$
ঘ

$24^{2} + 2$
ঙ

None

BUET BSCIC Promotion Officer গণিত বিবিধ মানসিক দক্ষতা (Miscellaneous)

26

6.

২, ৬, ১৪, ৩০ ……. ধারাটির পরবর্তী সংখ্যা কত?

Created: 1 month ago | Updated: 1 month ago

Updated: 1 month ago

ক

৫৬
খ

৬২
গ

৭৪
ঘ

৮০

PSC DOE Sample Collector গণিত বিবিধ মানসিক দক্ষতা (Miscellaneous)

5

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In a row of boys, if A who is tenth from the left and B who is ninth from the right interchange their positions, A becomes fifteenth from the left, How many boys are there in the row?

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