CBSE Class 3 Maths Worksheet- Smart Charts Class 3 Notes | EduRev

Mathematics (Maths) for Class 3

Created by: Yashina Kapoor

Class 3 : CBSE Class 3 Maths Worksheet- Smart Charts Class 3 Notes | EduRev

The document CBSE Class 3 Maths Worksheet- Smart Charts Class 3 Notes | EduRev is a part of the Class 3 Course Mathematics (Maths) for Class 3.
All you need of Class 3 at this link: Class 3

Q.1. The number of members in 20 families are given below:
4, 6, 5, 5, 4, 6, 3, 3, 5, 5, 3, 5, 4, 4, 6, 7, 3, 5, 5, 7
Prepare a frequency distribution of data.
Ans.

Number of members34567
Frequency44732


Q.2. The number of students in 7 different classes is given below. Represent this data on the bar graph.

Class6th7th8th9th10th11th
12th
Number of Students1301201351301508075

Ans. 
CBSE Class 3 Maths Worksheet- Smart Charts Class 3 Notes | EduRev


Q.3. The following data gives the number of children in 40 families:
1, 2, 6, 5, 1, 5, 1, 3, 2, 6, 2, 3, 4, 2, 0, 4, 4, 3, 2, 2, 0, 0, 1, 2, 2, 4, 3, 2, 1, 0, 5, 1, 2, 4, 3, 4, 1, 6, 2, 2
Represent it in the form of a frequency distribution.
Ans.

Wages (in Dollars)
123456
Frequency47125633


Q.4. The number of trees planted by Eco-club of a school in different years is given below.

Year200520062007200820092010
Number of Trees to be Planted150220350400300380

Ans. 
CBSE Class 3 Maths Worksheet- Smart Charts Class 3 Notes | EduRev


Q.5. The electricity bills (in dollars) of 25 houses of a certain locality for a month are given below:
324, 700, 617, 400, 356, 365, 435, 506, 548, 736, 780, 378, 570, 685, 312, 630, 584, 674, 754, 776, 596, 745, 565, 763, 472
Arrange the above data in increasing order and form a frequency table using equal class intervals, starting from 300-400, where 400 is not included.
Ans.

Amount of the bill (in Dollars)300-400400-500500-600600-700700-800
Frequency53647


Q.6. The following table shows the favorite sports of 300 students of a school.

Sports

Cricket

Football

Hockey

Badminton

Swimming

Tennis

No. of students

80


40


20


30


45


75



Ans.
CBSE Class 3 Maths Worksheet- Smart Charts Class 3 Notes | EduRev


Q.7. The weekly pocket expenses (in dollars) of 30 students of a class are given below:
62, 80, 110, 75, 84, 73, 60, 62, 100, 87, 78, 94, 117, 86, 65, 68, 90, 80, 118, 72, 95, 72, 103, 96, 64, 94, 87, 85, 105, 115
Construct a frequency table with class intervals 60-70 (where 70 is not included) 70-80, 80-90 etc.
Ans.

Expenses (in Dollars)60-7070-8080-9090-100100-110110-120
Frequency657534


Q.8. The following are the marks scored by Aaron out of 50 in different subjects in an exam. Represent this information on a bar graph

SubjectsEnglishUrduMathScienceHistory
Marks Obtained4030504525

Represent this information on a bar graph.
Ans.

CBSE Class 3 Maths Worksheet- Smart Charts Class 3 Notes | EduRev


Q.9. The heights (in cm) of 22 students were recorded as under:
125, 132, 138, 144, 142, 136, 134, 125, 135, 130, 126, 132, 135, 142, 143, 128, 126, 136, 135, 130, 130, 133
Prepare a frequency distribution table, taking equal class intervals and starting from 125-130, where 130 is not included.
Ans.

Height (in cm)125-130130-135135-140140-145
Frequency5764


Q.10. The following data shows the birth rate per thousand of different countries during a certain year. Draw a bar graph.

CountryIndiaPakistanChinaSri LankaRussia
Birth Rate2426302018

Read the questions carefully given in the worksheet on bar graph and represent the data in the column graph. The graph are shown below to check the exact the bar graph.
Ans.

CBSE Class 3 Maths Worksheet- Smart Charts Class 3 Notes | EduRev


Q.11. A dice was thrown 30 times and the following outcomes were noted:
2, 1, 2, 4, 6, 1, 2, 3, 6, 5, 4, 4, 3, 1, 1, 3, 1, 1, 5, 6, 6, 2, 2, 3, 4, 2, 5, 5, 6, 4
Prepare a frequency table.
Ans.

Outcome123456
Frequency664545


Q.12. The number of bed-sheets manufactured by a factory during five consecutive weeks is given below.

WeekFirstSecondThirdFourthFifth
Number of Bed-sheets600850700300900

Ans.
CBSE Class 3 Maths Worksheet- Smart Charts Class 3 Notes | EduRev


Q.13. The marks obtained by 40 students of a class in an examination are given below:
8, 47, 22, 31, 17, 13, 38, 26, 3, 34, 29, 11, 22, 7, 15, 24, 38, 31, 21, 35, 42, 24, 45, 23, 21, 27, 29, 49, 25, 48, 21, 15, 18, 27, 19, 45, 14, 34, 37, 34
Prepare a frequency distribution table with equal class intervals, starting from 0-10 (where 10 is not included).
Ans.

Marks0-1010-2020-3030-4040-50
Frequency381496


Q.14. The number of absentees in class VIII was recorded in a particular week. Represent this data on the bar graph

DaysMon.Tues.Wed.Thurs.Fri.Sat.
Number of Absentees13012013513015080

(a) On which day the maximum and minimum students were absent?
(b) How many students were absent on Wednesday and Friday?
(c) On which days the same number of students was absent?
Ans.

CBSE Class 3 Maths Worksheet- Smart Charts Class 3 Notes | EduRev


Q.15. The weekly wages (in dollars) of 28 workers of a factory are given below:
668, 610, 642, 658, 668, 620, 719, 720, 700, 690, 710, 642, 672, 654, 692, 706, 718, 702, 704, 678, 615, 640, 680, 716, 705, 615, 636, 656
Construct a frequency table with equal class intervals, taking the first of the class intervals as 610-630, where 630 is not included.
Ans. 

Wages (in Dollars)610-630630-650650-670670-690690-710710-730
Frequency445375


Q.16. The population of a particular state in different years is given below.

Year200520062007200820092010
Population in Lakhs3540506590105

Represent the above data using the bar graph.
Ans.

CBSE Class 3 Maths Worksheet- Smart Charts Class 3 Notes | EduRev


Q.17. The daily earnings (in dollars) of 24 stores in a market was recorded as under:
715, 650, 685, 550, 573, 530, 610, 525, 742, 680, 736, 524, 500, 585, 723, 545, 532, 560, 580, 545, 625, 630, 645, 700
Prepare a frequency table taking equal class sizes. One such class is 500-550, where 550 is not Included.
Ans.

Daily 
earnings 
(in Dollars)
500-550550-600600-650650-700700-750
Frequency75435


Q.18. The following data represents the sale of refrigerator sets in a showroom in first 6 months of the year.

MonthsJanFebMarchAprilMayJune
No. of Refrigerators Sold202515403530

Ans.
CBSE Class 3 Maths Worksheet- Smart Charts Class 3 Notes | EduRev


Q.19. The average monthly attendance of a class is given.

MonthJuly AugSepOctNovDecJanFeb
Attendance4546305038203632

Draw the bar graph of the data given.
In which month the average attendance is minimum or maximum?
In which month the average attendance was less than 40?
Find the difference between the maximum and minimum average attendance?
Ans.

CBSE Class 3 Maths Worksheet- Smart Charts Class 3 Notes | EduRev

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