Look at this graph: What is the slope?
Simplify your answer and write it as a proper fraction, improper fraction, or integer.

55% are girls and 45% are boys : ) hope this

step-by-step explanation:

a

step-by-step explanation:

strong negative correlation

two? xd

step-by-step explanation:

let x and 400 - x be the two numbers.  

==> 0.80x + 0.85(400 - x) = 400 - 68 from the statement of the problem.  

< ==> 0.80x + 0.85(400 - x) = 400 - 68  

==> 340 - 0.05x = 332  

< ==> -0.05x = -8 ==> x = 160, the first number ==> 400 - x = 240, the second number.