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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 8 - Mathematics
5.23 Number Theory Review Test

Q 1: L.C.M. of 16, 24 and 30 is ______.
140
240

Q 2: The least perfect number is ___.
8
6

Q 3: If two numbers do not have any common factors other than 1 they are called relatively prime or co-primes. (True/False)
False
True

Q 4: Two numbers are relatively prime if their G.C.D. is 1. (True/False)
True
False

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Question 6: This question is available to subscribers only!


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