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Find the least number which when divided by 28, 50 and 140 leaves a remainder 7 ​

User Jcruz
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3 votes

Answer: 21

Explanation:

User Joshua Gleitze
by
7.6k points
2 votes

Let's solve :

First we have to find LCM (lowest common multiple) of the given number, i.e 700.

  • 28 = 2 × 2 × 7

  • 50 = 2 × 5 × 5

  • 140 = 2 × 2 × 5 × 7

LCM = 2 × 2 × 5 × 5 × 7 = 700

now, let's add 7 to 700

We get the required number as 707

User Pmed
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