At the beginning of the day, stock XYZ opened at $8.18. At the end of the day, it closed at $6.88. What is the rate of change of stock XYZ?
A. -15.9%
B. 2.1%
C. -0.16%
D. 12.4%

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!

Could somebody me with this radical simplification?

East black horse $0.25 total budget is $555 it'll cost $115 for other supplies about how many flyers do you think we can buy