Sheet # 47 Critical Thinking
Name: _____________________ Date_____________
Show and explain your work. Draw pictures or make tables to explain your answer.
Jose was given 5 points for each test he passed. But she had to return 10 points for each test he failed. At the end of 3 months he passed four times as many tests as he failed and he had earned 20 points. How many tests did he pass?
Answer for sheet # 47
She passed 8 tests and failed 2 tests.
P = pass
F - Fail
P = 4F
5P - 10F = 20
Using above two equations, F = 2, P = 8
Answer for sheet # 45
10 different ways