Splet11. apr. 2024 · Hence, the LCM of 7 and 13 is 91. Note: In this type of question students may use another method of finding LCM as there are many more methods. One of the students may use the method of prime factorisation as follows: First we will find out prime factors of given numbers. SpletCorrect option is C) Let the numbers be 7a and 7b, where a and b are co-primes. We know that LCM × HCF=Product of two numbers, therefore, we have, 7a×7b=(7×140) ⇒49ab=7×140 ⇒ab= 497×140⇒ab=20 Two co-primes with product 20 are 4 and 5 . Therefore, the required number is (7×4,7×5)=(28,35) The sum of these numbers is …
Lcm of 7 and 13 - Math Guide
Splet16. nov. 2016 · The numbers have no common factors, so the LCM will be all of them multiplied out: LCM (7,9,11,13) = 7*9*11*13 = 9009 Upvote • 0 Downvote Add comment Report Still looking for help? Get the right answer, fast. Ask a question for free Get a free answer to a quick problem. Most questions answered within 4 hours. OR Find an Online … Splet16. mar. 2024 · LCM (Least Common Multiple) of two numbers is the smallest number which can be divided by both numbers. For example, LCM of 15 and 20 is 60, and LCM of 5 and 7 is 35. A simple solution is to find all prime factors of both numbers, then find union of all factors present in both numbers. Finally, return the product of elements in union. fallout why is the vault suit so tight
HCF and LCM of two numbers are 7 and 140 , respectively. If the …
SpletWhen you compare the prime factorization of these two numbers, you want to look for the highest power that each prime factor is raised to. In this case, there are these prime factors to consider: 13, 7 71×131=917^1 × 13^1 = 9171×131=91 Through this we see that the LCM of 13 and 7 is 91. How to Find the LCM of 13 and 7 by Listing Common Multiples SpletFor calculation, here's how to calculate LCM of 13 and 7 using those formula above, step by step instructions are given below GCF Method: Input the value as per formula. lcm (13,7) … Spleta. 13 b. 17 c. 78 d. 89. Find the smallest number which leaves the remainders 13, 41 and 29 at the end when divided by 20, 48 and 36 respectively. a. 187. c. 96 d. 240. The sum of two given numbers P and Q is; Their LCM and HCF is 96 and 8 respectively. Find the sum of; 1 +1. P Q. a . 1 9 6. b . 1 5 6. c . 7 9 6. d . 1 8 convert fat32 to exfat without losing data