Question

Q3: Find the smallest number that is exactly divisible by 5, 15 and 25​

Answer 1

Answer:

150

Step-by-step explanation:

We need to find LCM

So, we need to find multiples of 5, 15, 25

Multiples of 5: 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90, 95, 100, 105, 110, 115, 120, 125, 130, 135, 140, 145, 150

Multiples of 15: 15, 30, 45, 60, 75, 90, 105, 120, 135, 150

Multiples of 25: 25, 50, 75, 100, 125, 150, 175, 200, 225, 250

150 is common in all the numbers

Hence, it is the Least Common Multiple of 5, 15, and 25

Answer 2

Solution:

Find the LCM of 5,15,25.

The smallest number that is divisible by 5,15,25 is 75.

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