SOLUTION: Your teacher is giving you a test worth 100 points containing 40 questions. There are 2-point and 4-point questions on the test. How many of each type of question are on the test?

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: Your teacher is giving you a test worth 100 points containing 40 questions. There are 2-point and 4-point questions on the test. How many of each type of question are on the test?      Log On


   

Question 1841: Your teacher is giving you a test worth 100 points containing 40 questions. There are 2-point and 4-point questions on the test. How many of each type of question are on the test?
Answer by longjonsilver(2297) About Me  (Show Source):
You can put this solution on YOUR website!
definitions:
Let t = number of 2-point questions
Let f = number of 4-point questions
so, 2t + 4f = 100 and also t + f = 40
Then solve simultaneously. Look at my previous solutions on this topic.
cheers
Jon.