Question

Mary works in a factory that produces 1,000 telephones each day. When 30 telephones were sampled, it was found that 9 were defective. Estimate how many telephones are defective each day.

Answer 1

9/30 = 3/10

3/10 * 1,000 = 3,000 / 10 = 300

Answer 2

300.

Answer 3

300

Answer 4

Well then i geuss 300

Answer 5

300