2. IN HOW MANY WAYS 6 EXAMINATION Q. PAPER OUT OF WHICH 2 ARE MATHS CAN BE ARRANGEND SO THAT 2 MATHEMATICS PAPER NEVER COM TOGETHER ? (WITH EXPLANATION )
Asked by Satyam sinha | 13th Feb, 2014, 09:06: PM
Expert Answer:
6 papers can be arranged in 6! ways.
When 2 mathematics paper are together, the number of arrangements will be 5! x 2.
When 2 mathematics papers are not together, the number of arrangements will be
6! - (5!)2 = 5!(6 - 2) = (4) x(5!) = 480 ways
When 2 mathematics paper are together, the number of arrangements will be 5! x 2.
When 2 mathematics papers are not together, the number of arrangements will be
When 2 mathematics papers are not together, the number of arrangements will be
6! - (5!)2 = 5!(6 - 2) = (4) x(5!) = 480 ways
Answered by | 14th Feb, 2014, 11:13: AM
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