一元一次不等式

一元一次不等式

7th Grade

10 Qs

quiz-placeholder

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一元一次不等式

一元一次不等式

Assessment

Quiz

Mathematics

7th Grade

Hard

Created by

吳健民 吳健民

Used 12+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

x=-1 不是下列哪一個不等式的解

2x+1  \le -3

2x-1  \ge -3

-2x+1  \ge 3

-2x-1  \le 3

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

有一不等式為 8(x+3)-2(3x-6) \ge  4(x+5)

x  \ge  8

x  \le  8

x    \ge  7

x    \le  7

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

米妮買了每本 12 元的便條紙 5 本,每枝 8 元的原子筆 3 枝,以及每枝 25 元的螢光筆 y 枝,總共不超過 200 元,請問米妮可能買了幾枝螢光筆?

7

6

5

4

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

不等式 2-(1+x) \ge  2(2x-3)的最大整數解為何?

1

2

3

4

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

若 x \ge  -2,且 x>-3,則可以合併寫成下列哪一個式子?

x>-3

x \ge  -2

x \ge  -3

x > -2

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

某餐廳舉辦「三人同行一人免費」的特賣活動,米妮與爸爸、媽媽各吃了一份特餐,結帳時發現平均每人的花費不超過 180 元,若一份特餐 x 元,則 x 最大為下列何值?

250

260

270

280

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

設 a<0,求 x 的一元一次不等式 3ax>2a 的解為下列哪一選項?

x>2/3

x<2/3

x<-2/3

x>-2/3

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