An investor has an account with stock from two different companies. Last year, her stock in Company A was worth $1250 and her stock in Company B was worth $4050.
The stock in Company A has decreased 10% since last year and the stock in Company
B has decreased 4%. What was the total percentage decrease in the investor's stock
account? Round your answer to the nearest tenth (if necessary).

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.