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The largest four digit number which is a multiple of 8, 10,12 and 15 is:
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- lcm=120
9999/120=83
83*120=9960 - 10 years agoHelpfull: Yes(16) No(1)
- lcm=120
on dividing 9999 by 120 we get 39 as reminder
require no is =9999-39=9960 - 10 years agoHelpfull: Yes(15) No(1)
- lcm (8,10,12,15)=120
largest no 9999/120=83
reminder=39
ans is=9999-39=9960 - 9 years agoHelpfull: Yes(4) No(0)
- LCM of 8,10,12 and 15= 120 means 12 is the 3-digit number which is multiple of 8,10,12,15.
Now, to find largest four digit number, starting from 9999, 9999%120=39 is the remainder.
so, 9999-39=9960 is the largest 4-digit number which is a multiple of 8,10,12, and 15.
2nd way is:-
9999/120=83 is the quotient.
so, 120*83=9960 which is perfectly divisible by 8,10, 12 and 15. - 7 years agoHelpfull: Yes(1) No(0)
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