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比和比例单元质量检测试卷
一. 填空(每题1.5分,共30分)
1、0.6=3:( )=( )÷15=( )成=( )%
2、1: 0.75的比值是( ),把它化为最简的整数比是( )
3、比例4:9=20:45写成分数形式是( ),根据比例的基本性质写成乘法形式是( )
4、 18的约数有( ),选出其中四个数组成一个比例是( )
5、在比例尺1:2000000的地图上,图上1厘米表示实际距离( )千米。
6、在一个比例中,两个内项互为倒数,一个外项是2/3 ,另一个外项是( )
7.甲数除以乙数的商是4,甲数与乙数的最简整数比是( )
8、我国<<国旗法>>规定,国旗的长和宽的比是3:2,学校的国旗宽是128厘米,长应该是( )厘米。
9、三角形底一定,它的高和面积成( )比例。
10、用0.2 、 6、 30、 1这四个数组成两个比例式是( )和( )
11、某厂男职工人数是女职工的4/5,女职工与男职工的人数比是( )
12、两个正方体的棱长比是3:4,它们的体积比是( )
13、如果3a=2b,那么a:b=( ):( )
14、从A地到B地,甲用12分钟,乙用8分钟,甲乙的速度比是( )
15、小圆的半径是2厘米,大圆的半径是3厘米,小圆和大圆的周长比是( ),面积比是( )
16、甲乙两数之比是3:4,它们的和是1.4,则甲数是( ),乙数是( )
17、一个比8:15,如果后项增加60,要使比值不变,比的前项应该增加( )
18、在比例尺是的学校平面图上,量得教室的长8厘米,宽6厘米,教室实际面积是( )
19、男生人数比女生人数少20%,男生人数与女生人数的比是( ):( )
20、甲数的2/3等于乙数的4/5,甲数与乙数的比是( )
21、一种精密的机器长5毫米,画在图纸上长是4厘米,这幅图纸的比例尺是( )。
22、在一幅比例尺是1:10000000的地图上,量得北京与深圳之间的距离是26厘米。北京与深圳之间的实际距离大约( )千米。
23、A、B两地之间的实际距离大约是600千米,把它们画在一幅比例尺是1:1000000的地图上,它们之间的图上距离是( )厘米。
24、解放军进行野外训练,要从甲地到乙地,在一幅比例尺是1:60000的地图上, 量得甲、乙两地的距离是40厘米。要求在 4小时内到达,平均每小时要行军( )千米。
25、一张精密零件的图纸的比例尺是10:1,在图纸上量得这个零件的长是6厘米。这个精密零件的长度是( )毫米。
26、、填空:900厘米=( )米,2千米=( )厘米。
二、判断(10分)
1、圆柱的底面积一定,它的高与体积成正比例 。 ( )
2、圆周率是圆的直径与周长的比值。 ( )
3、把16:2化作最简的整数比是8。 ( )
4、如果Y=5X,则x与y成正比例。 ( )
5、一个非0的自然数与它的倒数成反比。 ( )
三、选择题(10分)
1、能与1.6:1.2组成比例的是 ( )
A、1.2:1.6 B、:0.3 C、3:4
2、一克的盐放入49克的水中,盐和盐水的比是 ( )
A、1;49 B、1:48 C、1:50
3、5x=3y时,x:y=( )
B、5:3 C、3:5
4、一本书已看总页数的60%,没看页数与总页数的比是 ( )
A、2:3 B、3:5 C、2:5
5、花生的出油率一定,花生的质量和榨出的油的质量( )
A、成正比例 B、成反比例 C、不成比例
四、计算
1、化简比(6分)
1.5:3.5 1:1.8 9分:0.4小时
2、求出比值(6分 )
3.75:1 1.35:2.4 2:3
3、解比例(9分)
7:x=4.8:9.6 x:2/3=12:6/7
五、解决问题(29分)
1、房产博览会上,某楼盘的模型是按照1:500的比例尺制作的,该楼盘1号楼模型高7厘米,它的实际高度是多少?
2、兰州到乌鲁木齐的铁路长约1900千米,在比例尺是1:40000000的地图上,它的长是多少?
3、修一条长12千米的公路,开工3天修了1.5千米。照这样计算,修完这条路还要多少天?(用比例解答)
4、专业户刘大伯家养鸡、鸭、鹅共1800只,这三种家禽的只数比是5:3:1。刘大伯家养鸡、鸭、鹅各多少只?
5、把一批书按4:5:6的比例分给甲、乙、丙三个班,已知甲班比丙班少分到24本,三个班各分到多少本书?
6、亮亮家造了新房,准备用边长是0.4米的正方形地砖装饰客厅地面,这样需要180块,装修老师建议改用边长0.6米的正方形地砖铺地。请你算一算需要多少块?(用比例解答)
7、甲仓库存粮比乙仓存粮多100吨,而甲仓库存粮的 3/4 与乙仓库存粮的 4/5 相等。原来甲、乙两仓库各存粮多少吨?
8、A、B两种商品的价格比是7:3,如果它们的价格分别上涨700元后,价格之比是7:4,这两种商品原来各多少元?
10、甲、乙两仓库货物的比为6:5,后来甲仓运进180吨,乙仓运进30吨,这时甲仓与乙仓货物的比是18:11,原来两仓库共有多少吨?
11、某校买来A、B两种篮球共100个,已知甲种篮球每个30元,乙种篮球每个20元,且甲、乙两种篮球所用钱数一样多。求甲、乙两种篮球各买了多少个?
12、小明从甲地到乙地,去时每小时行6千米,回来时每小时行9千米,来回共用5小时,小明来回共走了多少千米?
13、一辆汽车在甲、乙两站之间行驶,往返一次共用4小时。已知汽车去时每小时行驶45千米,返回时每小时行驶30千米,求甲、乙两站相距多少千米?
14、甲、乙、丙、丁四个班绿化植树,甲班种树占总数的 3/20 ,乙班占总数的25%,丙、丁两班种树的比是5:6。如果甲班比乙班少种12棵,丁班种树多少棵?
15、甲、乙两仓库存货吨数比是4:3,如果由甲库中取出8吨放到乙库中,则甲、乙两仓库存货吨数比是4:5。两仓库原存货总吨数是多少吨?
16、A、B、C是三个顺次咬合的齿轮,已知齿轮A旋转7圈时,齿轮C旋转6圈。
(1)如果A的齿数是42,那么C的齿数是多少?
(2)如果B旋转7圈,C旋转1圈。那么 A旋转8圈时,B旋转了多少圈?
六、数学思考(10分)
一艘轮船以每小时40千米的速度从甲港开往乙港,行了全程的20% 后,又行驶了1小时,这时未行路程与已行路程的比是3:1。甲乙两港相距多少千米?
Class: Name:
( )1. Good morning! !
A.Morning ! B.Hello ! C.Hi !
( )2. Nice to see you again ! .
A.How are you ? B.Nice to see you , too . C.How do you do ?
( )3.Good night,mom !
A.Night ! B.Good night ! C.Good evening .
( )4.How do you do ?
A.How are you ? B.Fine,thanks . C.How do you do ?
( )5.How many story books do you have ?
A.I have 10. B.I can see 10. C.Thirty yuan.
( )6.Do you have new teachers?
A.Yes,we do . B.Yes,we don’t. C.Yes,we have .
( )7.Who’s your art teacher ?
A.Mr Zhu. B.Miss Zhu. C.He’s tall.
( )8.What’s he like?
A.He’s tall and strong . B.Yes,he is. C.Mr Zhu.
( )9.Is your English teacher young?
A.No,she isn’t. B.Yes,she is . C.No,she is.
( )10. ? Her name is Chen Jie.
A.What’s your name ? B.What’s she name ? C.What’s her name ?
( )11. ? I like Chinese,math and English.
A.What classes do you like? B.What do you like? C.What are you like ?
( )12. ? We have English and P.E.
A.What do you have on Mondays ? B.What do you have ?
C.What do you have on Monday?
( )13. ? It’s Monday.
A.What is it today ? B.What day is it today ? C.What day is today ?
( )14. ? I watch TV and do my homework.
A.What do you do ? B.What do you do in Mondays?
C.What do you do on Sundays ?
( )15.May I have a look ?
A.Sure.Here you are . B.Look ! C.Here you are .
( )16.Our math teacher is Canada.
A.from B.in C.at
( )17.I three new teachers.
A.has B.am C.have
( )18.What’s Chinese teacher like ?
A.you B.your C.you’re
( )19.My P.E.teacher is thin.
A.too B.so C.very
( )20.There are days in a week.
A.six B.seven C.eight
( )21.There are month(月)in a year(年).
A.ten B.eleven C.twelve
( )22.I often watch TV Saturday .
A.on B.in C.at
( )23.I like P.E. I don’t lime music.
A.but B.and C.so
( )24.This is apple. It is red apple.
A.a , a B.an,an C.an, a
( )25.What do you like ?
A.classes B.class C.class’s
六年级英语测试题
Class: Name:
( )1. How are you ?
A.Fine,thanks. B.Yes,it is. C.How are you ?
( )2. Nice to meet you !
A.Fine,thank you. B.OK. C.Nice to meet you ,too !
( )3. How do you go to school ?
A.I go to Canada by plane. B.I go to school by bike. C.What about you ?
( )4. How do you go to the USA ?
A.I usually go to school by bus. B.I go to England by ship. C.I go by plane.
( )5. ? My home is near the post office.
A. Where is your home ? B.OK. C.See you then!
( )6. See you at 2 o’clock.
A.See you then ! B.The fifth floor. C.It’s easy.
( )7. ? You can go by the No.15 bus.
A.It’s not far. B. How can I get to Zhongshan Park ? C.Sure.
( )8. Where is the hospital?
A.Next to the cinema. B.Thank you . C.You’re welcome.
( )9. Excuse me ,is there a cinema near here ?
A.Yes,there is . B.No,it’s not far. C.It’s near the post office.
( )10.? ? It’s near the post office.
A.Yes,there is . B.No,it’s not far. C. Where is the library?
( )11. ? It’s next to the hospital.
A. Where is the cinema ,please ? B.Is it far ? C.Go straight.
( )12. How can I get to the hospital ?
A.It’s next to the hospital. B.You can go by the No.201 bus. C.Thank you.
( )13.Thank you .
A.Thank you . B.OK. C.You’re welcome.
( )14. How can I get to the museum?
A.Go straight.Then turn left. B.Thank you . C.It’s east of the cinema .
( )15. Where is the post office ?
A.Go straight.Then turn left. B.Thank you . C.It’s east of the cinema .
( )16. What are you going to do this evening ?
A.I’m going to the cinema . B.I go to school on foot. C.Yes,it is.
( )17. Is it far ?
A.No,it is . B.Yes , it is . C.Yes,it isn’t.
( )18. do you go to school ?
A.What B.Where C.How
( )19. I go to school bike.
A.on B. by C.get
( )20. Can I go foot ?
A.by B.at C.on
( )21.How can I to the post office ?
A.near B. get C.for
( )22. me.
A. Excuse B. How C.next
( )23. birthday to you !
A. After B.Happy C.First
( )24. The hospital is the left.
A. at B.in C.on
( )25. is the bookstore ?
A.Where B.How C.When
四年级英语测试题
Class: Name:
( )1.Good afternoon !
A.Hello! B.Hi ! C.Afternoon !
( )2.Nice to see you again !
A.How are you ? B.Hello ! C.Nice to see you , too.
( )3.Good night,moom !
A.Good evening ! B.Good night ! C.Night !
( )4.How are you ?
A.Fine,thank you . B.I am 10. C.Nine .
( )5.How do you do ?
A.Fine ,Thank you . B.How are you ? C.How do you do ?
( )6.How old are you ?
A.How are you ? B.I am 11. C.I have 11.
( )7. ? I have 23.
A.How many books do you have ? B.How many books can you see?
C.How many book do you have ?
( )8. ? I can see 6.
A.How many lights do you have ? B.How many lights can you see ?
C.How many light can you see ?
( )9.May I have a look ?
A.Sure.Here you are . B.Look! C.Sure.Here are you .
( )10. ? 50 yuan.
A.How much is this schoolbag ? B.How many is this schoolbag ?
C.How much are this schoolbag ?
( )11.Where’s my seat ?
A.It’s near the door. B.It’s on the door. C.It’s under the door.
( )12.Let’s clean the desks and chairs.
A.All right ! B.Hello ! C.It’s nice .
( )13.What’s this ?
A.There is a board . B.It’s a bee. C.It’s bee.
( )14. ? My name is Mike.
A.Here are you ? B.What’s your name ? C.How do you do ?
( )15.Who’s the inventor of paper ?
A.Chinese people. B.Oh! Great ! C.Hello!
( )16.I a student. You a teacher.
A.am ,am B.are, are C.am, are
( )17.This a boy.His name Zhang Peng.
A.is, is B.am , is C.is , are
( )18.Let clean the fish bowl.
A.I B. me C.my
( )19.This is apple.It is red apple .
A.an ,an B.a, a C.an, a
( )20.We a new classroom.
A.are B.have C.has
( )21.There a bee in our classroom.
A. is B.are C.am
( )22. have a new schoolbag. schoolbag is heavy.
A.I , my B.I ,My C.My , I
( )23.Put your English book your head.
A.at B.in C.on
( )24.There many books in the desk.
A.am B.is C.are
( )25.How many do you have ? A.pencil B.pencils C.pencils.
三年级英语测试题
Class: Name:
( )1.当向别人打招呼时,应该说:
A.Hello. B.Good morning .
( )2.How are you ? 的正确答语是:
A.name B.I’m fine,thank you .
( )3.当想知道别人的名字时,应该说:
A.What’s your name ? B.See you.
( )4.字母K的小写是:
A.k B.
( )5.Nice to meet you 的意思是:
A.见到你很高兴。 B.你好吗?
( )6.向别人告别时,应该说:
A.Good bye! B.Hi.
( )7.Jenny is a
A.boy B.girl
( )8.Li Ming is a
A.boy B.girl
( )9.Jenny lives in
A.Canada. B.China.
( )10.字母P的大写是:
A.P B.q
( )11.当向别人说谢谢时,应该说:
A.Nice to meet you . B.See you later.
( )12.早上好的正确答语是:
A.Good morning . B.See you later.’
( )13.What’s this ? It’s a
A.desk B.book
( )14.This is a
A.teacher B.Danny
( )15.This is a boy.What’s name ?
A.his B.her
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