I think of a number, multiply by 4 then add 8 what is the number i’m thinking

Let r = 3. what is the value of r + 58?

What are the relative frequencies, to the nearest hundredth, of the rows of the two-way table? group 1: a 15 b 45 group 2: a 20 b 25

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?