subject
Mathematics, 21.07.2019 14:30 danielburke24

Aclass has 24 boys and 16 girls. on a test the class mean was 75. the mean of the girls' score was 72. what was the mean of the boys' scores?

ansver
Answers: 2

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 18:30, zahradawkins2007
If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?
Answers: 2
image
Mathematics, 21.06.2019 19:00, 0055babs
The width of a rectangle is 20 units. can the perimeter p of the rectangle be 64 units when its length x is 11 units? no, because p = 2x + 2(20) no, because p ≠ 2x + 2(20) yes, because p ≠ 2x + 2(20) yes, because p = 2x + 2(20)
Answers: 1
image
Mathematics, 21.06.2019 20:30, aprilwilson3p8711m
For the quadratic function [tex]y=(x+4)^2-1[/tex] , do the following: a) rewrite the function in the standard form, b) rewrite the function in intercept form, c) find the vertex, d) find the y-intercept, e) find the x-intercepts.
Answers: 1
image
Mathematics, 21.06.2019 21:30, LEXIEXO
In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.
Answers: 2
You know the right answer?
Aclass has 24 boys and 16 girls. on a test the class mean was 75. the mean of the girls' score was 7...

Questions in other subjects: