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1. Number System
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Q79 of 200 Page 5

If a number divides three numbers exactly, it must divide their sum exactly.

True
It is a general property so it is always true.
e.g. Say 3 divides 6, 9 and 12 exactly
Then, Sum = 6 + 9 + 12 = 27, which is exactly divisible by 3.


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77

Every number is a multiple of itself.

78

Sum of two consecutive odd numbers is always divisible by 4.

80

If a number exactly divides the sum of three numbers, it must exactly divide the numbers separately.

81

If a number is divisible both by 2 and 3, then it is divisible by 12.

Questions · 200
1. Number System
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