From a group of 7 men and 6 women, five persons are to be selected to form a committee so that at least 3 men are in the committee. In how many ways can it be done?
The expression (11.98 × 11.98 + 11.98 × Q + 0.02 × 0.02) will be a perfect square for Q =
If one-third of one-fourth of a number is 15, then three-tenth of that number is:
০.০১ × ০.০০১ × ০.০০০১ × ০ = কত?
০.০০০০০০১
০.০০০০০১
0
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