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Question

If dividing the 3 digit number "3BA" by 10 gives 34 without leaving any remainder, the values of B and A are:

A

2

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B

3

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C

5

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D

None of These

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Solution

The correct options are
A

2


D

None of These


Given: 3BA10=34
Since there is no remainder, 3BA is completely divisible by 10.
Now we know that all numbers exactly divisible by 10 will have 0 in the one's place.
A = 0
Now 3B010=34

So, 3B = 34
B = 4

Therefore, the number is 340.


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