Which of the following is used in laser printer to transfer the image to the paper?
Laser printers have become another familiar laser-based consumer product, often used in conjunction with personal computers. Their principle of operation involves electrophotography, also called xerography, the same process that is used in photocopy machines.
‘A’ alone can complete a work in 40 days while ‘A’ and ‘B’ together can complete the same work in 20 days. How much ...
Aman, Arun and Abraham can complete a work in 12, 20 and 24 days respectively. They all start working together. Aman left the work 1 day before its comp...
'Q' is 20% less efficient than 'P' and 'R' is 60% more efficient than 'P'. If 'Q' takes 20 more days than 'R' to complete the same work, then find the t...
If 3/5 of the work is done by 35 workers in 6 days, then how many more workers would be required to complete the remaining work in next 2 days?
Jack is twice efficient as Jill and Jill can do a piece of work in 30 days. Jill started the work and after a few days Jack joined him. They completed t...
A buffalo alone can plough field ‘A’ in 30 days. A Bull alone can plough the field ‘A’ in 36 days. Find the number of days taken by 2 bulls and ...
X men can complete the piece of work in 50 days and (X + 51) men can complete the same work in 30 days less than that of days taken by X men. Find the v...
A and B do some work, the efficiency of A is 25% more than that of B. If B does a piece of work in 10 days more than A. Then find out in how much time b...
A 40 hectare field is reaped by 4 men, 6 women and 8 children together in 10 days. If working capabilities of a Man, a Woman and a Child are in the rati...
A work can be completed by ‘A’ and ‘B’, alone in 7 days and 14 days, respectively. Find the number of days taken by ‘C’ to complete the same...
