Kendra flips a coin 3 times. What is the probability that she flips tails all 3 times?

Evaluate the expression for the given value of the variable. 5×(h+3) for h=7

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?

Find the perimeter of the triangle with vertices  d(3, 4),  e(8, 7), and  f(5, 9). do not round before calculating the perimeter. after calculating the perimeter, round your answer to the nearest tenth.