Q 1: If A and B are two natural numbers and L and G are their L.C.M. and G.C.D. then relation between these four is A*B = L*G. (True/False) False True

Q 2: If a and b are coprimes their G.C.D. = ____. 1 2

Q 3: Every composite number has ___ factors. At least 3 2

Q 4: The number of factors of 72 is _____. 12 10

Q 5: The sum of the first 10 odd numbers is ____. 100 150

Q 6: If p and q are two numbers and r is G.C.D. then L.C.M. = (p.q/r).(True/False) True False

Q 7: G.C.D. means greatest common divisor. (True/False) True False

Q 8: 2,4,6,8,.... are divided by 2 then the remainder is _____. 0 1

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Question 10: This question is available to subscribers only!

