The least number which should be added to 28523 so that the sum is exactly divisible by 3, 5, 7 and 8 is - mathselab.com

The least number which should be added to 28523 so that the sum is exactly divisible by 3, 5, 7 and 8 is

Question


The least number which should be added to 28523 so that the sum is exactly divisible by 3, 5, 7 and 8 is


A. 41
B. 47
C. 32
D. 37


Answer: D. 37


Solution:


LCM of 3, 5, 7 and 8 = 840

28523 ÷ 840 = 33 remainder = 803

Hence the least number which should be added = 840 – 803

= 37





Read more:


What is the least number that when doubled will be exactly divisible by 12, 14, 18, and 22?

Which of the following fraction is the largest ?

Leave a Reply

Your email address will not be published.