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Worksheet: Line Plots

Q1:

How many families have at least 4 children?

Q2:

The given line plot shows the quiz scores of students in a history class. How many students scored less than 14?

Q3:

The line plot represents the number of hours that a group of people spent exercising in a week. How many people were in the group?

Q4:

The dot plot shows the different scores achieved in a game. What was the highest score?

Q5:

The line plot shows the heights of a number of students. Is it true that none of the students is 49 inches tall?

  • Ano
  • Byes

Q6:

The line plot shows the number of items recycled in a certain day. How many steel cans and newspapers were recycled on that day?

Q7:

What is the difference between the highest score and the lowest score?

Q8:

The line plot shows the distribution of medals won by different countries during the Olympics. How many countries won more medals than the total number of medals won by the 8 lowest-ranking countries?

Q9:

The dot plot shows the number of siblings each child in a kindergarten class has.

What number of siblings occurred most often?

Q10:

Where is the center of the distribution shown on the dot plot?

Q11:

The dot plot shows how many sleepovers some grade 7 students went to last summer.

What is the number of sleepovers attended by 3 children?

Q12:

The line plot shows different volumes of white paint used to decorate a hotel. Volume of paint is given to the nearest 1 4 of a gallon.

What was the total volume of paint used?

How much greater is the largest volume of paint compared to the smallest one?

  • A 1 2 a gallon
  • B 1 8 of a gallon
  • C 1 3 of a gallon
  • D 1 4 of a gallon
  • E 1 5 of a gallon

Q13:

The line plot shows the number of comic books owned by a group of students. How many comic books are owned by each of exactly 4 students?

Q14:

The dot plot shows the shoe sizes of students in a grade 9 class.

What is the largest shoe size of a student in the class?

Q15:

An electric cable is cut into pieces of different lengths. The lengths have been plotted below to the nearest 1 2 a meter.

How many times longer is the longest piece of cable than the shortest piece?

If the main cable was cut into the same number of pieces so that they all have the same length, what would the length of each piece be?

Q16:

The dot plot shows the number of CDs bought by each of the customers who visited a music store on a certain day.

How many customers visited this store that day?

Q17:

The given line plot shows the lengths of different line segments measured by a student using a ruler to the nearest 1 8 of an inch.

How many times greater in length is the longest line segment than the smallest one?

By how much is the longest line segment longer than the smallest one?

  • A 1 2 an inch
  • B 3 8 of an inch
  • C 1 8 of an inch
  • D 1 4 of an inch
  • E 5 8 of an inch

Determine the total of the lengths measured.

Q18:

During a relay race, team members ran different distances, as shown on the line plot below. (Distances are given to the nearest 1 4 of a mile.)

One team member ran further than the others. How many miles did he run?

  • A 1 0 1 4 miles
  • B 1 0 1 2 miles
  • C 10 miles
  • D 1 0 3 4 miles
  • E 11 miles

If every team member was to run the same distance, how many miles would each person run?

Q19:

Which of the descriptions is correct for the distribution represented by the diagram?

  • AThe distribution has an outlier at 10.
  • BThe distribution is symmetric.
  • CThe distribution has a peak at 26.
  • DThe distribution has a gap from 6 to 18.
  • EThe distribution has a cluster from 28 to 32.

Q20:

The dot plot shows how many home runs were scored by a high school baseball team.

What was the highest number of home runs scored?

What was the lowest number of home runs scored?

Q21:

The line plot shows the time taken by different students to run a mile. (Timings given to the nearest 1 4 of a minute.)

Find the time taken by the fastest student to finish the race.

  • A7 3 4 min
  • B6 1 2 min
  • C6 3 4 min
  • D6 1 4 min
  • E7 1 4 min

Find the time taken by the slowest student to finish the race.

  • A7 3 4 min
  • B6 3 4 min
  • C6 1 4 min
  • D6 1 2 min
  • E7 1 4 min

How much faster was the quickest student compared to the slowest one?

  • A 2 min
  • B1 1 4 min
  • C1 1 2 min
  • D1 3 4 min
  • E 1 min

How many students took part in the race?

If the total time of all the students was redistributed so that all students finished at the same time, what would the finish time be?

Q22:

The line plot shows the distribution of medals after an international tournament. What is the difference in the number of medals between the country that won the most medals and the country that won the twelfth most medals?

Q23:

The students in a middle school class recorded how many books they read over the summer. The results are shown on the dot plot. How many students read 9 books?

Q24:

Subscription fees for a video-on-demand service were due on August 20th. The line plot shows the dates when each subscriber paid their fees. If, by August 17th, an amount of $247 had been paid, how much had been paid by August 20th?