S 8. a ES a) There are 40 students in a class and 16 of them are girls. (i) Find the ratio of the girls and the total number of students. (ii) Find the ratio of the boys and the total number of students. (iii) Find the ratio of the girls and boys.

An isosceles trapezoid with a perimeter of 42 inches. each of the congruent non parallel sides is 5 inches long, and the trapezoid is 3 inches tall. how long are the two parallel sides? a. 10 in, 22 in b. 16 in, 16 in c. 10 in, 16 in d. 12 in, 20 in