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
What value should come in the place of (?) in the following number series?
5670, 1620, 540, 216, 108, ?
What will come in place of the question mark (?) in the following series?
15, 90, 450, ?, 5400, 10800Â
4, 9, 24, 69, ?, 609
What will come in place of (?) question mark in the given number series.
12, 27, 44, 65, ?, 139
11    16    42    141    ?   2945   17700
...18   29   16   31   ?   33
In each of the following number series, one term is missing. Find the missing term.
5, 7, 12, 22, 39, 65, ?
What will come in place of the question mark (?) in the following series?
72, 108, 172, ?, 416, 612
254, ?, 1022, 1150, 1214, 1246
5, 6, 14, 45, ?, 925
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