NEED HELP! WILL GIVE BRAINLIEST The average time for the four races was 10.2 seconds. If the time for the first three races were 10.1, 10.6, and 10.3 seconds, what was the time for the fourth race?

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