年級

問題的種類

數學 國中

請問20、21、25跟非選2詳解 謝謝你們

文: 請閱讀下列敘述後,回答24~25題: 在經濟學上,常用恩格爾係數(Engel Coefficient)來討論某地區的人口物質生活水 平,恩格爾係數是指家庭支出中,飲食費用所占的百分比。依十九世紀德國經濟學家 恩格爾的理論,所得愈多,其用於飲食費用的支出比值愈小;反之,所得愈少,用於 飲食費用支出比值愈大。恩格爾將物質生活水平類型分類如下: 物質生 貧困 活水平 R fit 溫飽 小康 寬裕 富裕 R>60% 50%<R≤60% 40%<R≤50% 30%<R≤40% R≤30% 恩格爾係數R= 飲食費支出總額 消費支出總額 X100% C ) 24. 如圖(十五),曉華將家裡去年的消費支出繪製成折線圖, 若依據恩格爾的理論,曉華家去年的物質生活水平為下列 哪一類? BR (A)溫飽 (B) 小康 (C)寬裕 (D) 富裕 100 287100 0.32 28/90 84 60 消費金額(萬元) 2086420 4 食衣住行娛其 圖(十五) 25. 已知某城鎮於西元2013年度的消費支出總額平均為32萬元,其中飲食費支出佔 了 62.5%,物質生活水平屬於貧困等級。若接下來該城鎮每年消費支出總額平均 增加1萬元,每年飲食費支出平均增加x萬元。政府於每3年重新計算該城鎮的 恩格爾係數,發現該城鎮的物質生活水準變化為貧困(2013年)、溫飽(2016年)、 溫飽(2019年)、小康(2022年),則x之值可能為下列何者? (A) 0.05 (B) 0.25 (C) 0.31 (D) 0.38 62.5 32 = 0.625 × 32 X=20 1250 1975

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英文 高中

第三題為什麼要用現在式

打電 oever 這種 f T 1.L 第一部分:選擇題(60分) 、綜合測驗 「 說明:下面三篇短文共有15題,每篇各有5題,為第1-15題,每題2分,共30分,請依短文 | 文意,選出一個最適合該空格的答案。(合告:意去 閱讀下文,回答第1-5題 For baseball enthusiasts, the name Shohei Ohtani is more than familiar. Born in Iwate, Japan, this baseball legend played a key role in leading the Los Angeles Dodgers to the playoffs in 2024. He then MLB career, guided the team to defeat the New York Yankees in the World Series and earned the team its historic eighth championship. This victory also marked Ohtani's first championship in his seven-year making it his historic 1 2 both Ohtani is widely praised as one of the rare "two-way" players in modern sports, pitching and hitting. As a pitcher, his top speed reaches an impressive 165 km/h, a record among Japanese players, while his unpredictably changing pitches-especially his famous "devil forkball"-have given batters a tough time. As a hitter, he possesses exceptional power, along with a sprint speed that ranks in the top 10% of the Major League Baseball (MLB). In the 2024 regular season, he achieved an incredible "54 home runs and 59 steals," proving his unparalleled versatility and skill as a baseball player. 3 an immense amount of hard work and dedication. As However, behind Ohtani's success early as high school, he began using the "Mandala Chart" method to set and attain his goals. This approach starts with a central goal and branches out into eight related elements, forming a clear roadmap goal was to become "the top draft pick among all teams." To for improvement. At that time, his 4 make it, he set sub-goals such as "pitch control," "speed," "physical strength," and "character," working on each area to develop himself inside and out. 5. "that witte breaks With each record, fans believe that Ohtani has transcended even imaginary baseball heroes depicted in manga. He embodies the true essence of a real-life champion. 1. (A) material (B) mechanic (C) milestone (D) molecule 2. (A) appealing to (B) coping with AQ³. (A) lies (B) lying (C) excelling in (C) lay (D) struggling through (D) lain

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