Register
A university has 29,970 students. In a random sample of 285 students, 19 speak three or more languages. Predict the number of students at the university who speak three or more languages
124k views
5 votes
A university has 29,970 students. In a random sample of 285 students, 19 speak three or more languages. Predict the number of students at the university who speak three or more languages

User Yevhenii Shlapak
by
8.2k points

1 Answer

4 votes
Set up a proportion.
Let x = the number of students in 29970 who speak 3 or more languages.

285/19 = 29970/x Cross multiply
285 x = 19 * 29970
285x = 569430
x = 569430/285
x = 5415 students speak 3 languages.
User Amay
by
8.2k points
← Prev Question Next Question →

Related questions

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
Write words to match the expression. 24- ( 6+3)
Link Copied!