Asked by lisa
there are 42 question on lindas test. sum of the questions are 2 point and sum were 3 points. she got a perfect score
Answers
Answered by
Reiny
Let the number of 2 point questions be x
then the number of 3 point questions is 42-x
2x + 3(42-x) = 100
solve
(Igot x=26)
then the number of 3 point questions is 42-x
2x + 3(42-x) = 100
solve
(Igot x=26)
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