



 
Susan, These questions drive me bonkers! No one who is interested in mathematics at all would write this. Since 12 + 8 is inside parentheses you need to evaluate it first to get
If the goal is to meaningfully transmit information then this would be written (20/2)x42 or 20/(2x42), or or . Since = 10 × 42 = 420 and = 0.2381 I would assume they are looking for the response 420. Harley  


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