17. Four identical bags of cement and a
concrete block have a total mass of 98 kg.
The concrete block has a mass of 8 kg.
What is the mass of each bag of cement?

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