12 monkeys can eat 12 bananas in 12 minutes. In how many minutes can 4 monkeys eat 4 bananas ?
A. 4 minutes
B. 10 minutes
C. 12 minutes
D. 8 minutes
Answer: Option C
Solution(By Examveda Team)
$$\eqalign{ & {\text{Let the required time}} = {\text{T}} \cr & \Rightarrow \frac{{{{\text{m}}_{\text{1}}} \times {{\text{d}}_{\text{1}}} \times {{\text{t}}_{\text{1}}}}}{{{{\text{w}}_{\text{1}}}}}{\text{ = }}\frac{{{{\text{m}}_{\text{2}}} \times {{\text{d}}_{\text{2}}} \times {{\text{t}}_{\text{2}}}}}{{{{\text{w}}_{\text{2}}}}} \cr & \Rightarrow \frac{{12 \times 12}}{{12}} = \frac{{4 \times {\text{time}}}}{4} \cr & \Rightarrow {\text{Time}} = 12\operatorname{minutes} \cr} $$Related Questions on Time and Work
A. 18 days
B. 24 days
C. 30 days
D. 40 days
Join The Discussion