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A person can complete a work in 15 days, and another person can complete the same work in 20 days. They work together for 5 days, and then the first per...
Choose the statements that correctly show two workers taking 6 hours and 9 hours to complete a task, respectively.
A’ and ‘B’ together can complete a work in 15 days while ‘A’ takes 20 days to complete the same work alone. If ‘C’ is 50% more efficient t...
P, Q, R can do a piece of work in 40 days, 90 days, and 36 days, respectively. P started the work. Q joined him after 8 days. If R joined them after 9 d...
The efficiency of C is 20% more than the efficiency of D. D alone can complete a piece of work in (y-2) days. The time taken by C alone to complete the ...
‘A’ alone can complete a work in 40 hours. ‘A’ started the work alone and left after working on it for 20 hours. If ‘B’ completed the rest o...
Sachin can complete a job in 15 days. Ankit alone can complete the same job in 10 days. Sachin works for 9 days and then the remaining job is completed ...
Amit and BK working together can finish a particular task in 90 days, while BK and Chiku working together can complete the same task in 70 days. Determi...
A and B together can complete a piece of work in 55 days while B and C together can complete the same work in 66 days. All of three togeth...
A job is done by 15 men in 30 days and 30 women in 20 days. How many days will it take for 8 men and 12 women to finish the work?