The data below shows the number of workers
employed in the various sections of a construction
company in Lagos.

Carpenters 24 Labourers 27
Plumbers 12 Plasterers 15
Painters 9 Messengers 3
Bricklayers 18


If one of the workers is absent on a certain day,
what is the probability that he is a bricklayer?

A.

1/12

B.

1/9

C.

2/9

D.

1/6

E.

1/4

Correct answer is D

No explanation has been provided for this answer.