greatest 4 digit number that is greatly divisible by 45 and 30
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number is 9990/////////////
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LCM of 45 and 30= 90
so, any multiple of 90 will be divisible by both 45 and 30 so now we need to find out the greatest 4 digit multiple of 90.
Greatest 4 digit no=9999
On dividing 9999 by 90 we get 9 as remainder.
So the greatest 4 digit no. divisible by both 45 and 30 = 9999-9=9990
so, any multiple of 90 will be divisible by both 45 and 30 so now we need to find out the greatest 4 digit multiple of 90.
Greatest 4 digit no=9999
On dividing 9999 by 90 we get 9 as remainder.
So the greatest 4 digit no. divisible by both 45 and 30 = 9999-9=9990
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