PP-PS1完整詳解版-V2[1].0

Anone bionly ciionly diiionly eiiiandiii 163

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Unformatted text preview: ­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­ 66. 7916­!­item­!­187;#058&005701 The manager of a theater noted that for every 10 admission tickets sold, the theater sells 3 bags of popcorn at $2.25 each, 4 sodas at $1.50 each, and 2 candy bars at $1.00 each. To the nearest cent, what is the average (arithmetic mean) amount of these snack sales per ticket sold? (A) $1.48 (B) $1.58 (C) $1.60 (D) $1.64 (E) $1.70 ­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­ 由由由由A 由由由由 (3×2.25)由(4×1.5)由(2×1)=14.75 由10 admission tickets sold由由14.75由由由 14.75÷10=1.475 ­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­ 67. 7966­!­item­!­187;#058&005724 In the rectangular coordinate system above, the area of triangular region PQR is (A) 12.5 (B) 14 (C) 10√2 (D) 16 (E) 25 68. 8012­!­item­!­187;#058&005726 The number 75 can be written as the sum of the squares of 3 different positive integers. What is the sum of these 3 integers? (A) 17 (B) 16 (C) 15 (D) 14 (E) 13 ­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­ 由由由由E 由由由由 75由the sum of the squares of 3 different positive integers 92 =81 由75 由3 different positive integers由由由9 7 2 + 52 + 12 = 75 7由5由1=13 ­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­...
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