Q 1: Find the GCF of 12 and 15. Answer:

Q 2: Which are the first 5 multiplies of 17? 17, 35, 52, 69, 85 17, 34, 51, 68, 85 None of the above 17, 34, 68, 85, 102

Q 3: Change 10001100 base two into decimal system. 140 150 160

Q 4: What is the multiplicative identity? Answer:

Q 5: The LCM of two numbers is 1320 and their GCD is 12. If one of the numbers is 132, find the other. 120 150 260

Q 6: The LCM and GCD of two numbers respectively are 80 and 4. If one of the numbers is 16, find the other. 60 20 40

Q 7: 5,7; 11,13; and 17,19 are examples of ________. Twin Composites Double Numbers Twin Primes Composite Numbers

Q 8: Two cans contain 60 and 165 liters of milk respectively. Find a can of maximum capacity which can measure the milk in the two cans integral number of times? (Hint: Find the GCD of given numbers) 45 25 15

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