Ahospital has 25 x-ray technicians and 60 ultrasound technicians. how many more x-ray technicians would the hospital need to have a ratio of 1 x-ray technician for every 2 ultrasound technicians? justify your answer.

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 =