Suppose that you are a teacher with a total of 100 students 10 among them come from a disadvantaged and their average in year 1

Question

3 years ago

12

Suppose that you are a teacher with a total of 100 students 10 among them come from a disadvantaged and their average in year 1

is 80/100. All of the other students are not considered disadvantaged and have an average of 90/100. What is the overall average for your students in year 1?

Mathematics

1 answer:

IceJOKER [234] · Answer 1 · 2022-01-27T10:48:12+03:00

IceJOKER [234]3 years ago

4 0

Answer:

89/100

Step-by-step explanation:

The average weighted by the number of students is ...

(90(0.90) +10(0.80))/100 = (81 +8)/100 = 89/100