In an examination, Manya scores 30% and
fails by 20 marks and her friend Mahek scores
50% and gets 100 marks more than the
minimum passing marks. Find the maximum
marks and minimum marks to pass.
Answers
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0
Answer:
30..........................................
Step-by-step explanation:
Answered by
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Let the maximum mark be x
And minimum mark be y
30x/100=y -40
3x/10=y-40 (equation 1)
40x/100=y+20
2x/5=20+y
Y=(2x/5)-20. (Equation 2)
Substitute equation 2in equation 1
3x/10=(2x/5)-20-40
3x/10=(2x/5)-60
3x=(20x/5)-600
3x=4x-600
600=4x-3x
X=600
Therefore maximum mark is 600
Y=(2x/5)-20. From equation 2
=(1200/5)-20
=240-20
=220
Therefore the pass mark is 220
Please mark it as the brainliest
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