In the following multiplication, each of the different letters denotes a different integer. Each letter stands for the same integer through out. If ′B′ stands for 6 and ′E′ stands for 8, then what is difference between ′F′ and ′D′?
A
2
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B
4
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C
6
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D
8
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Solution
The correct option is C4 Given : B=6 and E=8.
So, (A6C)×8=ACF6.
Now, 6 appears as unit digit when 8 is multiplied by either 2 or 7.
But as given F+G=F and B=6, so G=0
But if C=7, then to get 0 in place of G the value of D should be zero which is not possible.