
第一周早测
Authored by 徐凡 徐凡
Mathematics
3rd Grade
Used 4+ times

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6 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
如右图,如果蓝色部分表示400,那么整个图形表示多少?
400
2000
1280
1680
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
如右图,涂色部分表示400,空白部分表示多少?
2400
400
1280
1680
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
下列速度单位完全正确的是
12米
100m/s
20秒/米
12千米
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
速度、路程、时间之间的关系正确的是?
速度=路程×时间
时间=速度÷路程
路程=时间×速度
路程=时间÷速度
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列表示乘法结合律的是?
a×b=b×a
a×b×c=a×(b×c)
(a+b)+c=a+(b+c)
a+b=b+a
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
强强一家乘汽车去森林公园,汽车每小时行驶50千米,全程150千米,中间休息了20分钟,上午11点到达。请问他们是什么时候出发的?
8:20
11:20
7:40
10:40
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