A question paper has descriptive questions carrying 3 marks each and multiple choice
questions carrying 1 marks each . There are 24 questions in all carrying a total of 50
marks. Find the number of descriptive questions.
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Let the number of descriptive questions be x
Let the number of multi choice questions be y
x + y = 24 (total no of questions)
3x + y = 50 (total marks)
Subtraction of both equations give us:
3x - x = 50-24
2x = 26
x = 13
So the number of descriptive questions is 13
Let the number of multi choice questions be y
x + y = 24 (total no of questions)
3x + y = 50 (total marks)
Subtraction of both equations give us:
3x - x = 50-24
2x = 26
x = 13
So the number of descriptive questions is 13
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