Question
If βPβ means (Γ·), βQβ means (Γ), βRβ means
(+), and βSβ means (-), then what is the value of the expression: 900 P 15 R 26 Q 5 S 94 R 20Solution
900 P 15 R 26 Q 5 S 94 R 20 900 Γ· 15 + 26 x 5 β 94 + 20 60 + 26 x 5 β 94 + 20 60 + 130 β 94 + 20 = 116
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