Whether the number 378 is divisible completely by 2, 3, 5, 6, or 10 by using
Answer to Problem 7E
The number 378 is divisible completely only by2, 3 and 6.
Explanation of Solution
Given information: The number is 378.
Calculation:
The ones digit of the number 378 is divisible completely by 2. So, the number 378 is divisible completely by 2.
The addition of the digits of the number 378 is 9. So, it isdivisible completely by 3.
The ones digit of the number 378 is not 0 or 5. So, it is not divisible completely by 5.
The number 378 is divisible completely by 2and3. So, it is divisible completely by 6.
The ones digit of the number 378 is not 0. So, it is not divisible completely by 10.
Therefore, the number 378 is divisible completely only by2, 3 and 6.
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