Time and work: 12 men can do a piece of work in 10 days. How many men would be required to do the same work in 8 days:

by

(A) 15
(B) 17
(C) 23
(D) 26

🧠 Explanation (Math):

Given: 12 men finish in 10 days; finish in 8 days; find men
Step 1: Total work in man-days = 12 × 10 = 120
Step 2: Men needed = 120 ÷ 8 = 15
Final Answer: 15