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Vidaara.orgClass 3 · Mathematics
CodeVID-M03-08-LPF-01
Line Plots with Fractions - Assignment
Chapter: Scaled Graphs
Topic: Line Plots with Fractional Units
Maximum Marks: 35
Time: 75 minutes
Name: ____________________ Roll No.: __________ Date: ____________

General Instructions

  • All questions are compulsory.
  • Section A carries 1 mark each, Section B 2 marks, Section C 3 marks and Section D 5 marks.
  • Show all working for Sections B, C and D. Only final answers are given at the end — for full solutions, raise your doubts with your teacher.
Section A — Multiple Choice Questions 5 × 1 = 5 marks
1.
A line plot shows data using ___ above a number line.
  • A.bars
  • B.X marks
  • C.circles
  • D.lines
2.
Each X stands for:
  • A.one data value
  • B.ten values
  • C.a half
  • D.a total
3.
A line plot can use fractions like:
  • A.$\tfrac12$ and $\tfrac14$
  • B.only whole numbers
  • C.letters
  • D.shapes
4.
The value with the most Xs is the:
  • A.smallest
  • B.most common
  • C.total
  • D.range
5.
To find how many data points, you count the:
  • A.bars
  • B.Xs
  • C.lines
  • D.titles
Section B — Short Answer (2 marks) 4 × 2 = 8 marks
6.
If $\tfrac12$ has $3$ Xs, how many data points are at $\tfrac12$?
7.
Each X stands for how many data points?
8.
The value with the most Xs is the:
9.
A line plot is drawn above a:
Section C — Short Answer (3 marks) 4 × 3 = 12 marks
10.
On a line plot, $\tfrac14$ has $2$ Xs and $\tfrac12$ has $4$ Xs. Which is more common?
11.
How many data points if the Xs are $2+3+1$?
12.
A value has $5$ Xs. How many data points?
13.
If $\tfrac12$ has $3$ Xs and $1$ has $2$ Xs, how many points in total?
Section D — Long Answer (5 marks) 2 × 5 = 10 marks
14.
A line plot of ribbon lengths shows $\tfrac14$ m ($2$ Xs), $\tfrac12$ m ($4$ Xs), $\tfrac34$ m ($1$ X). How many ribbons in all, and which length is most common?
15.
On a line plot, $\tfrac14$ has $3$ Xs, $\tfrac12$ has $2$ Xs and $\tfrac34$ has $4$ Xs. How many data points in total, and which value is most common?

Answer Key

Section A — Multiple Choice Questions
  1. (B) X marks
  2. (A) one data value
  3. (A) $\tfrac12$ and $\tfrac14$
  4. (B) most common
  5. (B) Xs
Section B — Short Answer (2 marks)
  1. $3$.
  2. One.
  3. Most common.
  4. Number line.
Section C — Short Answer (3 marks)
  1. $\tfrac12$.
  2. $6$.
  3. $5$.
  4. $5$.
Section D — Long Answer (5 marks)
  1. $7$ ribbons; $\tfrac12$ m.
  2. $9$ points; $\tfrac34$.
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