PP-PS1完整詳解版-V2[1].0

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Unformatted text preview: 2)( x − y ) = 0 + (−1)( x − y ) = y−x ­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­ 22. 2710­!­item­!­187;#058&002886 The formula F = 9C/5 + 32 gives the relationship between the temperature in degrees Fahrenheit, F, and the temperature given in degrees Celsius, C. If the temperature is 85 degrees Fahrenheit, what is the temperature, to the nearest degree, in degrees Celsius? (A) 18 (B) 23 (C) 29 (D) 47 (E) 51 ­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­ 作作作作C 作作作作 9C + 32 5 9C 85 = + 32 5 9C = 265, C = 29.4444 F= ­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­ 23. 2976­!­item­!­187;#058&003069 [?] For the 5 days shown in the graph, how many kilowatt­hours greater was the median daily electricity use than the average (arithmetic mean) daily electricity use? (A) 1 (B) 2 (C) 3 (D) 4 (E) 5 24. 3022­!­item­!­187;#058&003084 In a certain game, the units of currency of three countries are the crown, the shield, and the pound, respectively. If 2 crowns equal 3 shields and 3 shields equal 4 pounds, how many crowns equal 18 pounds? (A) 9 (B) 16 (C) 18 (D) 32 (E) 36 ­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­ 作作作作A 作作作作2c...
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