verage number of heads observed. (Ans 3) . In a class of 60 students, 10 have failed with average marks of 15. If the total mark of all the students was 1800, find the average marks of those who have passed.

At a local museum, the total price for one adult and one child is $11. mrs. smith paid for herself and her three children. she spent $19. record the system of equations to be solved and then find the price of an adult and child ticket using either elimination or substitution.

The circle below is centered at the point (3, 1) and has a radius of length 2. what is the equation?

Which problem would you use the following proportion to solve for? 24/x=40/100 a. what is 40% of 24? b. what percent is 24 of 40? c. twenty-four is 40% of what number? d. forty percent of 24 is what number?