- Person A can complete 25% of a job in 4 days. Person B is 20% less efficient than Person A. How many days will it take for both A and B, working together, ...
‘A’ and ‘B’ alone can do a certain work in 30 days and 40 days, respectively. Both started the work together but after ‘x’ days ‘A’ left...
A can complete a job in 20 hours. B alone can complete the same job in 15 hrs. A work for 9 hrs and then the remaining job is completed by B. How many h...
A does 55% of some work in 12 days. Later, with B’s help, she completes the remaining work in 4 days. In how many days can Be B complete the entire wo...
- 'P', 'Q', and 'R' can complete a job in 60, 90, and 120 days respectively. They begin together, but 'P' leaves 10 days before the work is done and 'Q' leav...
‘P’ and ‘Q’ can complete a task together in 30 days. If ‘P’ is 60% more efficient than ‘Q’, how many days will ‘Q’ take to finish th...
Pawan can finish a task in 28 days, while Bhavna requires 7 more days than Pawan to complete the same task. They both started wor...
Four boys and nine girls can complete a task in 24 days. Three boys and five girls can finish the same task in 36 days. How many ...
Ajay, Bablu and Chirag can complete a certain work in 21, 28 and 15 days respectively. Ajay and Chirag started the work while Bablu joined them after 5 ...
A 250 litres mixture contains only water and phenyl in the ratio 3:2, respectively. If 60 litres of this mixture is replaced with 90 litres of alcohol, ...
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