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数学练习

Authored by Valencia Yong Mei Qi

Mathematics

1st Grade

Used 5+ times

数学练习
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20 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

6÷(4-2)×3-3×(8-6÷2)=?

-14

-6

-4

-2

6

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

24__8__5=8

+......÷

-......÷

÷......×

÷......-

÷......+

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

15×[(-12)×2+2×(5-2)]÷2=?

225

135

-135

26

-26

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

求5+3×6×4÷9÷(2+7×4÷14)的值

6

10

5

8

11

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

一辆火车以每小时85公里的时速行驶,可在4个小时候抵达目的地。若火车要提前40分钟抵达同样的目的地,则行驶速度须是多少?

95km/h

100km/h

102km/h

105km/h

110km/h

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

一学生7科的平均分数是93分。若数学及英文分数不算,其他5科的平均分数是94分。求这学生的数学与英文两科的平均分数。

90.5

91

90

91.5

92

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

集合A={1,2,3,4,5,6,7,8,9,10}中有多少个质数?

2

3

4

5

以上都不是

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