Write a formula that will you determine how much you'll save by buying 2 pairs of socks on sale
s=sale price per pair
r= regular price per pair
c= cost savings

Candice uses the function f(t)=t+100−−−−−−√ to model the number of students in her after-school program. the variable t represents days and f(t) represents the number of students. how many days does it take for there to be 15 students in her program? a. 225 days b. 125 days c. 325 days d. 115 days