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प्रश्न
If 80% of A = 20% of B and B = 5x% of A, then the value of x is
विकल्प
75
80
90
85
MCQ
उत्तर
80
Explanation:
`(80"A")/100=(20"B")/100`
B = 4A
`"B"=(5"x A")/100`
`4"A"=(5"x A")/100`
80 = x
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Percentage, Discount and Partnership (Entrance Exam)
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