A. 35 days
B. 37 days
C. 39 days
D. 40 days
🧠 Explanation (Math):
Given: 18 workers finish in 26 days; finish in 12 days ⇒ how many workers Step 1: Workers ∝ 1/(days) for fixed work Step 2: Required workers = 18 × (26/12) = 39 Final Answer: 39 days
A. 35 days
B. 37 days
C. 39 days
D. 40 days
Given: 18 workers finish in 26 days; finish in 12 days ⇒ how many workers Step 1: Workers ∝ 1/(days) for fixed work Step 2: Required workers = 18 × (26/12) = 39 Final Answer: 39 days