Please i need the answer ASAP i gave all my points
and options are
−5.8+d≥4 3/4
−5.8+d>4 3/4
−5.8+d>−4 3/4
−5.8+d≥−4 3/4

At the beginning of the day, stock xyz opened at $6.12. at the end of the day, it closed at $6.88. what is the rate of change of stock xyz? a. 1.17% b. 11.0% c. 12.4% d. 81.5%

How to do this , and can some one explain

Which of these numbers of simulations of an event would be most likely to produce results that are closest to those predicted by probability theory? 15, 20, 5, 10