Question
Find the least number that should be added to 90,
so that the remainder when divided by 5, 6 and 9 will leave the same remainder 1.Solution
LCM of 5, 6 and 9 = 90 Since the remainder in each case is 1, the number must be 90 + 1 = 91 [if gte msEquation 12]>
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33 34 37 42 48 58
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210, 140, 105, 84, 70, 63, 52.5
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...1000, 200, 56, 24, 12, 7.2
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6, -3, 11, 21, 125, 715
Find the wrong number in given number series.
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