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Kalology is the Study of Beauty. Ophthalmology is the Study of Eyes. Physiology is the Study of Function of various system of organism Gerontology is the Study of Ageing.
A, B, C can do a piece of work in 11 days, 20 days, and 22 days respectively. If B works daily and is supported by A and C on alternate days beginning w...
N workers can complete a piece of work in 50 days. When 5 more workers joined, then the work got completed in 40 days, then what is the value of N?
132 unit of work can be completed by P alone in 22 days. P started working alone and joined by Q after 10 days such that they completed the remaining wo...
Two efficient workers or three non-efficient workers can complete a certain task in 20 days. If each efficient worker improves their efficiency by 33(1/...
A buffalo alone can plough field ‘A’ in 80 days. A Bull alone can plough the field ‘A’ in 160 days. Find the number of days taken by 2 bulls and...
A robot can finish a task as quickly as two humans, 'E' and 'F', together. If human 'E' can finish the task in 8 hours and human 'F' in 24 hours, how lo...
Ram can do a work in 60 days while Mohan can do the same in 84 days. If Ram work for 'x' days while Mohan work for ' x + 2' days then one-third of the w...
A can complete a work in 12 days, and B can complete the same work in 18 days. How many days will they take to complete the work if they work together?