If 25 @ 12 @4=296 and 15@6@3=87, then what is the value of 20@8@7=? – McqOptions

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1.	If 25 @ 12 @4=296 and 15@6@3=87, then what is the value of 20@8@7=?
A.	163
B.	153
C.	190
D.	192
Answer» C. 190

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