Question

In a group of 650 people, 117 people are left-handed. Find the expected number of left-handed people in a group of 5000 people

Answer 1

Answer:

Step-by-step explanation:

Here is ur answer

650 people's = 117 left handed

5000 people's = 5000×117/650

5000 people's = 900 left handed

Answer 2

Answer:

first, find the percentage of 117 people to 650 people and then, but the percentage. that obtained from first

Step-by-step explanation:

Number of people in a group=650

Number of left-handed people=117

therefore, percentage of left-handed people=

117/650×100= 18%

therefore, 18% of people. are left-handed

According to the question, expected number of left-handed people in a group of 5000 people

therefore, 18% of 5000

18/100×5000

=900 people

therefore,the expected number of left-handed people in a group of 5000

will be 900people