There are 420 students in kindergarten through third grade if 1/4 of the students are in first grade 20% are in the second grade and 115 students are in the third grade how many students are in kindergarten explain

As voters exit the polls, you ask a representative random sample of voters if they voted for a proposition. if the true percentage of voters who vote for the proposition is 63%, what is the probability that, in your sample, exactly 5 do not voted for the proposition before 2 voted for the proposition? the probability is

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

Which graph shows the solution to the system of linear inequalities? y-4t< 4 y