JSpiders Numbers assignment 1
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The document contains 5 multiple choice questions about mathematical concepts: 1) The LCM of two co-prime numbers whose product is 117 is 117. 2) If the LCM of two numbers is 495 and their HCF is 5, and their sum is 100, then their difference is 46. 3) There is 1 pair of numbers whose product is 2028 and HCF is 13. 4) The number with the most divisors is 101. 5) The HCF of the given numbers is 360.
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JSpiders Numbers assignment 1
- 1. 1. Product of two co-prime numbers is 117. Their L.C.M should be A) 1 B) 117 C) Equal to their H.C.F D) cannot be calculated 2. The L.C.M of two numbers is 495 and their H.C.F is 5. If the sum of the numbers is 100, then their difference is A) 10 B) 46 C) 70 D) 90 3. The product of two numbers is 2028 and their H.C.F. is 13. The number of such pairs is: A) 1 B) 2 C) 3 D) 4 4. Which of the following has the most number of divisors? A) 99 B) 101 C) 176 D) 182 5. H.C.F of 4 x 27 x 3125, 8 x 9 x 25 x 7 and 16 x 81 x 5 x 11 x 49 is A) 180 B) 360 C) 540 D) 1260