Question

24. The prices of two books are in the ratio 4:3.
If the price of the first book is increased by 10%
and that of the second by Rs.4.50, the original
ratio remains the same. The original price of the
second book is
(a) Rs.45
(b) Rs.15
(d) Rs.60
(c) Rs.30​

Answer 1

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Answer 2

Step-by-step explanation:

Let price of two articles are 3x and 4x

After increment price become 3.3x and (4x+4)

Now, according to question,

3.3x/(4x+4) = 3/4

13.2x=12x+1

13.2x−12x=12

1.2x=12

x=10

So, original price of second article =4x=4×10=Rs 40.