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Question 1
What is the LCM of ${10/17}$, ${7/18}$ and $3{2/3}$?
Question 2
Which is the least number which must be added to 2098 so that it becomes divisible by 15, 50 and 84?
Question 3
Which is the second smallest number, which, when divided by 15 and 55, leaves the remainder 2?
332.
167.
497.
163.
Ans: a
The LCM of 15 and 55 = 165. All the numbers that leave remainder 2 upon being divided by either of the given two numbers are of the form 165k + 2. When k = 1, we get the smallest number, and k = 2 gives the next required number = 332.
Question 4
Which is the largest number that divides 32 by leaving a remainder 2, and also divides 87 by leaving a remainder 12?
Question 5
What is the LCM of 42, 72 and 153?
This Blog Post/Article "HCF and LCM Quiz Set 005" by Parveen (Hoven) is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
Updated on 2020-02-07. Published on: 2016-05-02