The time taken by 4 men to complete a job is double the time taken by…

Question

The time taken by 4 men to complete a job is double the time taken by 5 children to complete the same job. Each man is twice as fast as a woman. How long will 12 men, 10 children and 8 women take to complete a job, give…

Accepted Answer

Option C. 1 day. Answer & Solution Answer: Option C Solution: & By using formula & M_1 D_1 H_1 = M_2 D_2 H_2 & According to the question, & 5C = 4M × 2 & M C = 5/8 ( Efficiency ratio ) & Again, & M W = 2/1 ( Efficiency ratio ) & \,\,\,\, M : W : C & \,\,\,\, 2_ × 5: 1_ × 5 & \,\,\,\,5_ × 2:\,\,\…

The time taken by 4 men to complete a job is double the time taken by 5 children to complete the same job. Each man is twice as fast as a woman. How long will 12 men, 10 children and 8 women take to complete a job, given that a child would finish the job in 20 days ?

Solution