Craig likes to collect vinyl records. Last year he had 10 records in his collection. Now he has 12 records. What is the percent increase in his collection?

The point a is at –2 and the point b is at 7. marissa would like to divide this line segment in a 4: 3 ratio, and she would like to use the formula x = (x2 – x1) + x1. what values should she substitute into the formula? a = a + b = x1 = x2 =