The price of two articles are in the ratio 4 : 5. If the price of the – McqOptions

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1.	The price of two articles are in the ratio 4 : 5. If the price of the first article is increased by x% and that of the other is decreased by 30%, then new prices of A and B will be in the ratio 10 : 7. The value of x is:
A.	24.5
B.	20
C.	25
D.	22.5
Answer» D. 22.5

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