If 2a739 is divisible by 3, then find the possible digits for a.
Answers
Answered by
12
Answer:
Step-by-step explanation:
Divisibility rule says whetehr the number is divisible by the given divisor or not. Using divisibility rule for the number "3" we can say whether the number is divible by it or not.
Given that, 2a739 is divisible by 3. => 2+a+7+3+9 is a multiple of 3.
=> 21+a is divisible by three.
this can happened when a=0, or a=3,7etc (i.e. multiples of 3).
Answered by
2
Step-by-step explanation:
Given that, 2a739 is divisible by 3. => 2+a+7+3+9 is a multiple of 3. => 21+a is divisible by three. this can happened when a=0, or a=3,7etc (i.e. multiples of 3).
Similar questions