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Showing 73-84 of 95
In a class of 60 students, 20 students like Math, 25 students like English and 30 students like Science. If 5 students like both Math and English, 7 students like both Math and Science, 8 students like both English and Science and 3 students like neither of these subjects, How many students like all of the three subjects ?
A
2
B
3
C
4
D
5
Answer: A - 2
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If a sum of Taka invested amounts to BDT 460 in 3 years and amounts to BDT 500 in 5 years then what is that invested sum in BDT?
A
300
B
350
C
400
D
450
Answer: C - 400
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Of following list of numbers, which has the greatest standard deviation?
A
1, 2, 3
B
2, 4, 6
C
4, 7 10
D
6, 8, 10
Answer: C - 4, 7 10
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If A is an integer, which of the following Cannot be inferred from the statement above?
A
A necessary condition for A to be a multiple of 10 is that A is a multiple of 5
B
If A is a multiple of 10 implies that A is a multiple of 5
C
If A is multiple of 5, then A is a multiple of 10
D
If A is not a multiple of 5, then A is not a multiple of 10
Answer: C - If A is multiple of 5, then A is a multiple of 10
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In how many different orders cam 8 different colors of flowers be arranged in a straight line?
A
40360
B
64
C
8
D
80640
Answer: A - 40360
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How many positive integers less than 100 have a reminder of 2. When divided by 13 ?
A
6
B
7
C
8
D
9
Answer: B - 7
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সবচেয়ে বড় সংখ্যা কোনটি?
A
০.০০৯৯
B
০.১০০
C
৯/১০০
D
৯/১০০০
Answer: B - ০.১০০
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<p>১<sup>২</sup> + ২<sup>২</sup> + ৩<sup>২</sup> + … … + ৫০<sup>২</sup>=?</p>
A
৩৫৭২৫
B
৪২৯২৫
C
৪৫৫০০
D
৪৭২২৫
Answer: B - ৪২৯২৫
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৮৭, ৯, ৩৬, ৮১, ১৪৪, ... এর পরবর্তী সংখ্যা ---
A
১৬৯
B
২২৫
C
২৫৬
D
৩১৯
Answer: B - ২২৫
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-১ হতে কত বিয়োগ করলে বিয়োগফল ০ হবে?
A
-১
B
-২
C
১
D
২
Answer: A - -১
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৩, ৫, ১০, ১৮, ২০ --- ধারাটির পরবর্তী সংখ্যা কত?
A
২৮
B
৩০
C
৩৪
D
৩৮
Answer: D - ৩৮
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১ ট্রিলিয়ন = ?
A
১০০ কোটি
B
১০০০ কোটি
C
১০০০০০ কোটি
D
১০০০০০০ কোটি
Answer: C - ১০০০০০ কোটি
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