Question
Which of the following is used in laser printer to
transfer the image to the paper?Solution
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.Â
If 'A' = (2/5) of 'B', 'B' = (3/4) of 'C', then find the value of (A + B) :(B + C) .
Find the fourth proportion of (5k + 5), (10k + 10) and (15k + 15). (Note: 'k' is the smallest prime number.)
A, B and C entered into a partnership by investing in the ratio of 5:2:4. At the end of the year, the total profit is in the ratio of 10:2:8. Find the r...
Ratio of monthly income to monthly expenditure of A is 19:7, respectively and monthly savings of A is Rs. 2400. Find the monthly income of A.
If 'T' is the prime number 11, then find the fourth proportion of (T + 1), (T - 5) and (T + 3).
If the mean proportion of 0.54 and 0.24 is 'x', then find the third proportion of (x + 8.64) and (2x + 5.28) .
In an orchard, the ratio of the number of mango and lichi trees is 2:5, respectively. Also, there are few apple trees in the orchard which is 50% more t...
There are some assistants and officers in an office, if 12 assistants leave then there are 2 officers for each assistant. After this again 36 officers g...
If ‘A’, ‘B’ and ‘C’ are in proportion in the given order while ‘A’ = 27 and ‘B’ = 63, then find the value of ‘C’.
...Monthly savings of ‘Q’ is 20% more than that of ‘P’ and is 44% less than monthly income of ‘P’. Monthly expenditure of ‘Q’ is Rs. 4760 a...
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