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Mathematical Operators

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A-1

B1

C23

D0

Answer:

A. -1

Read Explanation:

$=6\div16\times4\div8-8+2\times7$

$=6-16+4-8\div8\times2+7$

$=6-16+4-1\times2+7$

$=6-16+4-2+7$

$=-1$

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