Question

how many four digit number that can be formed using the digits 2 3 4 6 7 8 which is divisable by 3?
1)136
2) 144
3) 120
4) 164​

Answer 1

Answer:

2346

3246

4326

6432

Step-by-step explanation:

144

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Answer 2

Step-by-step explanation:

any number is divisible by 3 if the sum of its digits is divisible by 3. so, for ex, the sum of 2, 3, 4 & 6 is which is divisible by 3. so, some of the numbers that can be made using the digits 2, 3, 4 & 6 are:-

(1) 2346

(2) 3462

(3) 4623

(4) 6234

(5) 2436

(6) 3426