Question

find the smallest 4 digit number that is exactly divisible by 36 40 and 45​

Answer 1

Answer:

First we have to find the LCM of 8,20 and 24

∴ LCM of given numbers =2×2××2×3×5=120

Greatest number of 3 digit is 999

We divide 999 by 120 and find the remainder

According to given condition , we need a greatest 3-digit number which is exactly divisible by 120

∴ The required number =999−39=960

Step-by-step explanation:

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