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Math Problems

Authored by CHI CHI

Mathematics

8th Grade

Math Problems
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28 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

甲、乙兩個數,甲乙兩數的和是170,甲數是乙數的4倍少5,則甲-乙之值為〔 100 〕

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

若兩數的差為22,且小數的5倍比大數的4倍少50,則兩數的和為〔 98 〕。

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

分組活動報名跳棋組的學生共有 71 人,其中男生人數比女生的 2 倍多 2 人,則參加跳棋組的男生有〔 48 〕人。

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

四個連續正奇數的和比這四個數中最大數的 3 倍多 1,則四個數中最小的為〔 7 〕

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

甲、乙兩人共有 1215 元,若甲給乙 35 元後,則甲的錢恰好是乙的 4 倍,則原來甲、乙兩人相差〔 799 〕元。

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6.

OPEN ENDED QUESTION

3 mins • 1 pt

阿暉的爸爸現年的年齡比阿暉年齡的3倍多 6歲,5 年後爸爸年齡比阿暉年齡的2倍多 16 歲,則父子兩人的年齡相差〔 36 〕歲。

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7.

OPEN ENDED QUESTION

3 mins • 1 pt

阿里和爸爸的年齡各為16歲和44歲,則〔 12 〕年後,爸爸的年齡是阿里的2倍

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