SOLUTION: Recently, Henry took a very difficult math test. He worried about his score. On his last Algebra test, he had seven times as many correct answers as incorrect ones. there were 12

Algebra ->  Percentages: Solvers, Trainers, Word Problems and pie charts -> SOLUTION: Recently, Henry took a very difficult math test. He worried about his score. On his last Algebra test, he had seven times as many correct answers as incorrect ones. there were 12      Log On


   



Question 288884: Recently, Henry took a very difficult math test. He worried about his score. On his last Algebra test, he had seven times as many correct answers as incorrect ones. there were 120 items on the test. Evaluate the facts and determine the number of questions he scored correctly. Determine his score in terms of percent.
Answer by Deina(147) About Me  (Show Source):
You can put this solution on YOUR website!
Let x = the number if incorrect answers
The number of correct answers is 7x

x + 7x = 120
+8x+%2F8+=+120+%2F+8+

x = 15
7x = 105 Number correct

+105%2F120+ = his score in percent & bob's your uncle!