X2=

a. 48
b. 16
c. 12

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?

Each day jake donates money to the global.

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