2017-TSA-9MC1
Authored by Clarence Chen
Mathematics
9th Grade
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45 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
某合金重 2 095 g ，由銅和錫兩種金屬鑄成。其中銅佔重量 78% ，錫佔重量 22% 。下列 哪個數式及所得的值能合理地估算銅在該合金中的重量？
3000 g × 0.8 = 2 400 g
3 000 g × 0.2 = 600 g
2 000 g × 0.8 = 1 600 g
2 000 g × 0.2 = 400 g
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪項是正確的？
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
某農場飼養了牛和豬，牛有 24 隻，豬的數量有 40 隻。求牛的數量與豬的數量的比。
3：1
3：2
3：5
5：3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
陳老師買了 N 打鉛筆，她取走了 3 枝後，餘下的剛好平均分給 p 位學生，問每位學生可 得多少枝鉛筆？ （提示： 一打 = 12枝）
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
-15
-125
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若 x ≤ y ，下列哪個不等式必定是正確的？
x + 5 ≥ y + 5
5x ≥ 5y
− 5x ≥ −5y
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪幅圖可表示 x > 9 ？
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