an arts academy requires there to be 3 teacher for every 75 stubents 6 tutors for every 72 students. how many students does the academy have per teacher

Aclass consists of 55% boys and 45% girls. it is observed that 25% of the class are boys and scored an a on the test, and 35% of the class are girls and scored an a on the test. if a student is chosen at random and is found to be a girl, the probability that the student scored an ais

What is the area of the trapezoid shown ?

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2