If 4 * 2 = 3
and 8 * 4 = 3 ,
then 21 * 7 = ?
The pattern is that both the numbers are added and then the result is divided by the second number.
Eg = $$4+2=\frac{6}{2}=3$$
and $$8+4=\frac{12}{4}=3$$
Similarly, $$21+7=\frac{28}{7}=4$$
=> Ans - (A)
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