Smallest 4 digit number which is divisible by 6,8,12,and 20
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As we know that smallest 4 digit number is 1000.
Now,
We have to find LCM of 6, 8, 12 and 20
6:-2×3
8:-2×2×2
12:-2×2×3
20:-2×2×5
LCM:- 120
Now,
smallest number :- 1000
dividing 1000 by 120
120) 1000 ( 8
960
-____
40
The number:- 1000+(120-40)
:-1000+80
:-1080
The required number is 1080
@Altaf
Now,
We have to find LCM of 6, 8, 12 and 20
6:-2×3
8:-2×2×2
12:-2×2×3
20:-2×2×5
LCM:- 120
Now,
smallest number :- 1000
dividing 1000 by 120
120) 1000 ( 8
960
-____
40
The number:- 1000+(120-40)
:-1000+80
:-1080
The required number is 1080
@Altaf
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