** 9) If 8 men can paint a fence in 3 hours, how many hours will it take 6 men to do the same job? Assume each man work uniformly at the same rate.**

(A) 4

(B) 3

(C) 2

(D) 1

** 10) If 10 men can do a piece of work in 12 days working 7 hours a day, how many hours a day must 6 men work to do the same work in 14 days?**

(A) 5 hrs

(B) 10 hrs

(C) 7 hrs

(D) 20 hrs

** 11) If 15 men can do a piece of work in 20 days, the number of days in which 25 men can finish the same work is**

(A) 12

(B) 14

(C) 16

(D) 20

** 12) If 2 men or 3 women or 6 children can do a piece of work in 70 days, in what time would 2 men, 6 women and 24 children can do it?**

(A) 9 days

(B) 5 days

(C) 12 days

(D) 10 days

** 13) If 20 men can do a piece of work in 8 days, how many men will finish it in 10 days**

(A) 16

(B) 4

(C) 8

(D) 12

** 14) Four men working together can dig a ditch in 42 days. They begin, but one man works only half days. How long will it take to complete the job?**

(A) 42

(B) 43

(C) 44

(D) 48

** 15) If in 5 days a clerk can copy 125 pages, 36 lines each, 11 words to the line, how many pages of 30 lines each and 12 words to the line can he copy in 6 days?**

(A) 145

(B) 155

(C) 165

(D) 160

** 16) A and B can do a job together in two hours. Working alone A does the job in 5 hours. How long will it take B to do the job alone?**

(A) 2 1/3 hrs

(B) 2 1/2 hrs

(C) 3 hrs

(D) 3 1/3 hrs