Question

Find the greatest no.Of 5 digit which exactly divisible by 2,4,6,8,10

Answer 1

Answer:

LCM(Least Common Multiple) of 2,4,6,8, 10 is equal to 120.  

Now, 99999 is the largest 5 digit number.  

Dividing 99999 by 120, Remainder=39.  

Subtract this remainder from the highest 5 digit number i.e.  

99999-39=99960...