Question

Arfan purchases books for 50 rs for each book, he purchases 5 pens at 25 rs each. He sells the books at 10% loss and selld the pens at 30% profit. he collects a total of 3600 by selling books and pens. How many books and how many pens did he purchase?

PLS HELP I WILL MARK YOU AS BRAINLIEST

Answer 1

Answer

Let the ratio of national to international books be 1:x

Let the cost price of national book be N and cost price of international book be I

Then According to question , N×

10

9

=18

And , I×

5

6

=30

Solving we get N=20 and I=25

Again According to question (20×1+25×x)

4

5

=27.5× (x+1)

Solving we get x=

3

2

So ratio of national books to international boks = 3:2

mark me as brainlist