MATH SOLVE

4 months ago

Q:
# Cristine's middle school has a total of 900 students and 45 teachers. The local high school has 110 teachers and a student-teacher ratio proportional to the middle school's. How many students will Cristine find when she gets to high school? A) 900 B) 1100 C) 2200 D) 2500

Accepted Solution

A:

Write and solve an equation of ratios:

900 students 45 teachers

------------------ = -----------------

x 110 teachers

Cross multiplying, we get (900)(110) / 45, or

so x = # of students in the high school = 2200 (answer)

900 students 45 teachers

------------------ = -----------------

x 110 teachers

Cross multiplying, we get (900)(110) / 45, or

so x = # of students in the high school = 2200 (answer)