不等式問題(Word檔讀取)

不等式問題(Word檔讀取)

7th Grade

16 Qs

quiz-placeholder

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不等式問題(Word檔讀取)

不等式問題(Word檔讀取)

Assessment

Quiz

Mathematics

7th Grade

Practice Problem

Hard

Created by

YK Chu

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16 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(  )下列哪一個稱為「一元一次不等式」?

(A)2x+3≠2x-5

(B)2x+y≠4

(C)3(x-1)≦1+x

(D)x+2y≧4-x

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

某公司規定男性員工身高必須超過175公分,但不能高於180公分,智智是該公司的男性員工,而且他的身高是a公分,那麼a值的範圍為何?

175≦a<180

175<a≦180

175<a<180

175≦a≦180

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(  )不等式7x≧25改用文字來敘述,下列何者正確?

(A)7x超過25

(B)7x不超過25

(C)7x不等於25

(D)7x不少於25

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(  )某次段考數學,小俊考了78分,小惠考了x分,已知小惠的分數不比小俊差,則依題意下列哪個不等式合乎題意?

(A)x>78

(B)x<78

(C)x≧78

(D)x≦78

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

軒軒這個月花掉零用錢x元且不超過1200元,則x的範圍為何?

x>1200

x≧1200

0<x<1200

0<x≦1200

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(  )請問「3x小於48」,可用下列哪一個不等式來表示?

(A)3x≦48

(B)3x>48

(C)3x≧48

(D)3x<48

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

阿寬身高145公分、小梅身高x公分,若小梅身高比阿寬高,則可用下列哪一個不等式來表示?

145<x

145≦x

145>x

145≧x

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