Year 2 Lesson 8 Homework - page 1

Name ________________________
1). A poll was taken of 100 homes and found that:
  1. 81 have cable tv
  2. 65 have high speed internet
  3. 56 have both
Fill in the diagram to the right and answer these questions:
  1. How many homes do not have cable tv? _____
  2. How many homes have neither cable tv or internet? _____
  3. How many have internet but not cable tv? _____
2). A class was asked to fill out a questionaire about lunch choices. They could choose either a tuna sandwich or a salad.
Fill in the diagram with these facts about that questionaire:
  1. 8 didn't like either choice
  2. 12 liked both choices
  3. 9 liked the tuna sandwich only
  4. 7 liked the salad only
Answer these questions:
  1. What is the total number of students polled? _____
  2. What is the probability that a randomly selected student likes both? _____