One-half of the employees of a company earns over Tk. 18000 per month. One-third of the remainder earns between Tk. 15000 and Tk. What part of the staff earns below Tk. 15000?

One-half of the employees of a company earns over Tk. 18000 per month. One-third of the remainder earns between Tk. 15000 and Tk. What part of the staff earns below Tk. 15000?

A One sixth

B two-thirds

C 50%

D 10%

Solution

Correct Answer: Option E

1/2 + 1/2 × 1/3

= 1/2 +1/6

= (3+1)/6

= 4/6

=2/3

So, 1 - 2/3

=1/3 (Ans.)