Question
Easy
Let x be the least number which when divided by 8, 12, 20, 28, 35 leaves a remainder 5 in each case. What is the sum of digits of x ?
1
11
2
14
3
15
4
17
Question Details
Time to Solve: 12
Exam: CTET
Level/Paper: CTET_P2
Chapter: Number Operations
Topic: LCM & HCF
Correct Answer
Option D
Explanation
To solve the problem, we need to find the least number \( x \) that leaves a remainder of 5 when divided by 8, 12, 20, 28, and 35. This means that \( x - 5 \) must be divisible by each of these numbers. Therefore, \( x - 5 \) is a common multiple of these numbers. 1. Finding the Least Common Multiple (LCM): To find the LCM of…Read More
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