Attempt this easy but fun riddle and leave your answers in the comment section.
Find the value of ?? in the picture below;
So were you able to solve the riddle? Leave your answers in the comment section below.
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you can substitute the ball with A and the box with B and rewrite the equations as;
A + B = 100
A – B = 80
Adding both equations we get;
2A = 180
Therefore A = 90.
Substituting value of A in 1st equation we get;
90 + B = 100
Therefore; B = 10
A x B = 90 x 10 = 900