Mathematics, 31.05.2021 06:40 hannahmjohnson0443
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Jhon's total marks in exam-1 is x. His total marks in exam-2 increased by 20%. . Jhon’s total marks is decreased by 20% in exam-3.
i) Write an algebraic expression for his total marks in exam -2
ii)Write an algebraic expression for his total marks in exam -3
iii)Write an algebraic expression for the difference of Jhon's total marks in Exam-2 and Exam-3
iv) If the actual difference of Jhon's total marks in exam-2 and 3 is 84., find the value of x( Rahim’s
total marks in Exam-1)
V) Is it correct to say that his total marks in exam-3 is x? Justify using value of x
Answers: 2
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Jhon's total marks in exam-1 is x. His total marks in exam-2 increased by...
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