Given that john's bowling scores were 120, 144, 143, 111 and 167, find his average score. (the rule for calculating the average of a set of scores is: average score = sum of scores/number of scores.)

For a read-a-thon, jay and odhràn each started reading a book at the same time and continued reading for several hours. jay's book had 278 pages, and he read 55 pages per hour. odhràn's book had 238 pages, and he read 45 pages per hour. after how many hours did they have the same number of pages left, and how many pages were left?

What is f(3) for the quadratic function f(x)= 2x^2+ + x - 12

What is the shape of the height and weight distribution