16
17
18
20
Source: প্রাথমিক বিদ্যালয় প্রধান শিক্ষক নিয়োগ -2009-(শাপলা-02) (11-09-2009)
Answer: 16
Explanation:
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which one of the following numbers can be removed from the set S ={ 0, 2, 4,5.9) without changing the average of set S ?
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In a certain office, the human resources department reports that 60% of the employees in the office commute over an hour on average each day, and that 25% of those employees who commute over an hour an average each day commute by train. If an employee at the office is selected at random, what is the probability that the employee commutes over an hour on average by train?
১/২, ৩/৪, ৫/৬, ৫/১২ এদের গড় কত?
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