16 boys or 24 girls can construct the wall in 6 days. the number of days that 16 boys and 12 girls Will take to construct? Choose the correct choice from the following
A) 7 days B) 4 days C) 6 days D) 8 days E) 9 days

Rationale: "explanation : 16 boys = 24 girls , 1 boy = 24 / 16 girls 1 boy = 6 / 4 girls 16 boys + 12 girls = 16 ã — 6 / 4 + 12 = 24 + 12 = 36 girls 4 days to complete the work answer : option b"
Answer: B