The phrase should be "for the last few weeks" instead of "since the last few weeks." "Since" is used to indicate a specific point in time, whereas "for" is used for a duration.
‘P’ can complete 40% of a task in 24 days, while ‘Q’ can complete 25% of the task in 20 days. How long will it take appro...
A does 1/2 work and B does 3/4 work in the same time. Difference between number of days taken by A and B to work alone to complete the work individually...
'Asmita,' who is three times as efficient as 'Bittu,' can complete a task on her own in 15 days. 'Asmita' and 'Bittu' began working together, but after ...
P and Q together can do a piece of work in 30 days, Q and R together can do it in 20 days. P starts the work and works on it for 5 days, then Q takes it...
Kusum, Joy and Mona together can complete a piece of work in (y-18) days. The efficiency of Kusum is 62.5% less than the efficiency of Mona. Joy alone c...
Leela and Laila, working together, can complete a task in 18 days. Given that Laila is 125% more efficient than Leela, how long would it take for Laila ...
6 boys and 8 girls can do a piece of work in 12 days. 7 boys and 11 girls can do the same piece of work in 10 days. In how many days can 2 boys and 6 g...
X men can complete the piece of work in 36 days and (X + 30) men can complete the same work in 15 days less than that of days taken by X men. Find the v...
‘A’ alone can complete a work in 50 hours. ‘A’ started the work alone and left after working on it for 20 hours. If ‘B’ completed the rest o...
‘A’ and ‘B’ can do a piece of work in 15 days and 20 days, respectively. They started working together but ‘A’ left after 3 days. Find the t...
