On a test consisting of 30 questions. Anita had 50% more right answers than
wrong answers. Each answer was either right or wrong.
(a) How many answers did Anita have right? Right 20
(b) What is the ratio of right answers to wrong answers? Ratio 2 : 1

Question

On a test consisting of 30 questions. Anita had 50% more right answers than
wrong answers. Each answer was either right or wrong.
(a) How many answers did Anita have right? Right 20
(b) What is the ratio of right answers to wrong answers? Ratio 2 : 1

espex · Answer

Not the answers I got, how did you obtain those solutions @goformit100?

kropot72 · Answer

Let r be the number of right answers and w be the number of wrong answers.
Then w + w/2 = r
and w + w + w/2 = 30 ............(1)
Now solve equation (1) to find w.