Question

find the greatest 5 digit number exactly divisible by 2 4 6 8 10​

Answer 1

Answer:

99960

Step-by-step explanation:

Find the LCM of 2 , 4 , 6 , 8 , 10

2 | 2 , 4 , 6 , 8 , 10

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2 | 1 , 2 , 3 , 4 , 5

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2 | 1 , 1 , 3 , 2 , 5

LCM = 2 × 2 × 2 × 3 × 2 × 5

= 120

Now ,

Divide greatest 5 digit number with  120

99999/120 = 833 ( integral part )

Required number = 833 × 120  = 99960

Therefore ,  Greatest 5 digit number which is  exactly divisible by 2 , 4 , 6 , 8 , 10 is  99960

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