The result of the postfix expression 5 3 * 9 + 6 / 8 4 / + is _____________
a) 8
b) 6
c) 10
d) 9
Answer: b
Explanation: Given postfix expression: 5 3 * 9 + 6 / 8 4 / +
Result = 5 3 * 9 + 6 / 8 4 / +
= (5 * 3) 9 + 6 / (8 / 4) +
= ((5 * 3) + 9) / 6 + ( 8 / 4) = ( 24 / 6) + 2 = 4 + 2 = 6.
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