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Arabic, Chinese, English, French, Russian and Spanish are the six official languages of the United Nations. English and French are the working languages of the United Nations Secretariat and are used in day-to-day professional exchanges.
Q can complete a project in ‘x ‘ hours , R needs ‘0.7x’ hours to do half of The same project. R and S jointly can complete the same project in 1...
Nakul can do a piece of work in 12 days; Aaravya is 50% more efficient than Nakul. How much more time does Nakul take than Aaravya to do the same piece ...
A, B, and C can individually complete a task in 20 days, 15 days, and 10 days, respectively. B and C begin the task and work together for 3 days, after...
Ashish and Anil can do a piece of work in 12 days and 15 days respectively. Ashish completed 30% of the work. Find the time taken by Anil to complete th...
A can do a work in 12 days and B in 16 days. If they work on it together for 3 days then in how many days the remaining work will be completed by B?
An elephant can do a work as fast as two horses ‘A’ and ‘B’ can do it by working together. If horse ‘A’ alone can complete the work in 9 hou...
A and B can complete a work together in 25 days. If A alone can complete one-fourth of the work in ‘x’ days and remaining work is completed ...
X, Y and Z can do a piece of work in 90 days, 40 days and 120 days respectively. If they all work together alternatively starting with X, Y than Z respe...
‘A’ alone can complete a work in 12 days. ‘B’ alone can complete the same work in 20 days. If ‘A’ and ‘B’ work together for 6 days, then...
P alone can finish a piece of work ‘M’ in 8 days while Q takes 4 days to finish it alone. P, Q and R working together can finish the work &l...
