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lf # = x, @ =-, $ = +, then evaluate: 9 # 2 @ 3 $ 1

A18

B14

C16

D17

Answer:

C. 16

Read Explanation:

Replace the symbols with their meanings:

= ×

  • @ = −

  • $ = +

So the expression becomes:

9 × 2 − 3 + 1

Now calculate step by step:

9 × 2 = 18
18 − 3 = 15
15 + 1 = 16

Final Answer: 16


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