If 36 men do a work in 70 days, in how many days will 40 men do it?  Answers:
A) 64
B) 63
C) 65
D) 66
E) 67
36 * 70 = 40 * x   x = 63 days   Answer: 63
<result>B</result>
If 36 men do a work in 70 days, in how many days will 40 men do it?