7th Grade Reading Data Tables Worksheet — Level 3 — Practice Set 3 — Answers

Answer sheet with worked solutions for the 7th Grade data & graphs worksheet.

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7th Grade Reading Data Tables Worksheet — Level 3 — Practice Set 3 — Answers

Survey 1

Students picked a book to read together.

Adventure: 7 votes

Mystery: 2 votes

Funny stories: 4 votes

Animal stories: 15 votes

Science: 22 votes

1.Survey 1: Which was the most popular?

Answer: science

science had the most votes (22).

2.Survey 1: Which was the least popular?

Answer: mystery

mystery had the fewest votes (2).

3.Survey 1: How many more votes did science get than mystery?

Answer: 20

22 − 2 = 20

4.Survey 1: How many votes were there altogether?

Answer: 50

7 + 2 + 4 + 15 + 22 = 50

5.Survey 1: What fraction of all the votes were for science?

Answer:

Write the number for that choice over the total. Simplify if you can.

6.Survey 1: What percentage of all the votes were for science?

Answer: 44%

22 ÷ 50 × 100 = 44%

Survey 2

Our class voted for a class pet.

Fish: 2 votes

Rabbit: 8 votes

Guinea pig: 11 votes

Bird: 9 votes

Turtle: 20 votes

7.Survey 2: Which was the most popular?

Answer: turtle

turtle had the most votes (20).

8.Survey 2: Which was the least popular?

Answer: fish

fish had the fewest votes (2).

9.Survey 2: How many more votes did guinea pig get than fish?

Answer: 9

11 − 2 = 9

10.Survey 2: How many votes were there altogether?

Answer: 50

2 + 8 + 11 + 9 + 20 = 50

11.Survey 2: What fraction of all the votes were for fish?

Answer:

Write the number for that choice over the total. Simplify if you can.

12.Survey 2: What percentage of all the votes were for turtle?

Answer: 40%

20 ÷ 50 × 100 = 40%

Survey 3

A shop counted the pieces of fruit it sold before lunch.

Apples: 13 pieces

Bananas: 12 pieces

Oranges: 14 pieces

Pears: 3 pieces

Plums: 8 pieces

13.Survey 3: Which was the most popular?

Answer: oranges

oranges had the most pieces (14).

14.Survey 3: Which was the least popular?

Answer: pears

pears had the fewest pieces (3).

15.Survey 3: How many more pieces did apples get than pears?

Answer: 10

13 − 3 = 10

16.Survey 3: How many pieces were there altogether?

Answer: 50

13 + 12 + 14 + 3 + 8 = 50

17.Survey 3: What fraction of all the pieces were for pears?

Answer:

Write the number for that choice over the total. Simplify if you can.

18.Survey 3: What percentage of all the pieces were for oranges?

Answer: 28.000000000000004%

14 ÷ 50 × 100 = 28.000000000000004%

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