Afive-number summary of test scores for 600 students is 52, 65, 78, 85, 96. how many students scored higher than 65? solve and explain?

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)

What is the value of x when x + 7 = 21?

Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?