Which is the correct way to write 850.05 in words on a check

Brent wants to know what is 5 x 1/2

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

Felix wrote several equations and determined that only one of the equations has no solution. which of these equations has no solution?