
CH5 exam
Authored by 王筱娟 王筱娟
Mathematics
7th Grade
Used 11+ times

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11 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
小靖某次段考共考八科,其中數學考95分,其他七科平均x分,結果八科總分不到720分,依此情境可以列出下列哪一個不等式?
7x+95<720
7x+95>720
7x+95>625
7x+95<625
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
已知x>a,y>b,則下列敘述何者錯誤
x+4>a+3
y-3>b-2
2x>2a
y/3 >b/3
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
如果不等式ax+1>3的解為x<-1,則a的值為多少?
-2
-1
1
2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列何者是一元一次不等式
2x-1=0
x-3y=2
x-2>0
x-3y>y
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
小琪到全廉超市買2包115元的衛生紙及4瓶x元的汽水,其花費不超過300元,則依題意可列出不等式為何?
115+4x>300
115×2+4x>300
115+4x ≤ 300
115×2+4x ≤ 300
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
不等式3x+8<2x-1的最大負整數解為多少?
-9
-10
-11
-12
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
不等式2x-1 ≤ 3的解為x ≤ a,則a=
1
2
-1
-2
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