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Start learning 50% faster. Sign in nowWhen only one type of microorganism is grown in the media without contamination by other types or species of microorganisms, the culture is called pure or axenic culture.
A, B and C together can do a work in p/13 days, A and B together can do the work in p/10 days and B alone can do the work in p/4 days. If C takes 20 day...
Virat can do a piece of work in 20 days and Sachin can do the same work in 30 days. If Virat works for 4 days and got Rs. 2400, and the remaining work w...
A painter charges ₹500 for every hour of work. If he works for 6 hours a day and completes a project in 5 days, what is the total amount charged by th...
‘P’ and ‘Q’ can complete a project in 45 days and 60 days respectively while ‘P’, ‘Q’ and ‘R’ together can complete the same project...
'x' men can complete a work in 60 days. If there had been 20 more men, the work would have been completed in 30 days. Find the value of 'x'.
Three Typists Axe, Wye and Zed working together 3 hours per day and can type 720 pages in 12 days. In a day Wye types as many pages more than Axe as Zed...
Worker A can build a wall alone in 30 days. When A and B work together, they can complete the wall in 16 days. If B starts building the wall alone and w...
A and B together, B and C together and A and C together can complete a piece of work in 40 days, 30 days and 50 days respectively. Find the ratio...
Puneet and Qureshi together can complete (7/8)th of a piece of work in 9 days, Qureshi and Rohit together can complete (3/5)th of the work in 8 days and...