(use proportion) 60 is 20% of what number? (this might be realy easy but i cant think right now)

The total number of students in gina’s after-school program is .the number of students who have 4 or more siblings is .reset next

I’m really confused and need your assist me with this question i’ve never been taught

One of the complementary angles is 4 degrees mor than the other. find the angles (recall that complementary angles are angles whose sum is 90 degrees.) which of the following can not be used to solve the problem if x represents one of the angles? a. 2x-4=90 b. 2x+4=90 c. x+4=90