3. A book seller bought 45 books. He sold them at the rate of Rs. 20.eac
of Rs. T80’on the whole. Find the cost price of :

Question

3. A book seller bought 45 books. He sold them at the rate of Rs. 20.eac
of Rs. T80’on the whole. Find the cost price of :
(a) 45 books
(b) each book
(c) %​

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Liliana 5 months 2021-07-17T11:32:43+00:00 1 Answers 0 views 0

Answers ( )

    0
    2021-07-17T11:33:47+00:00

    Answer:

    Cost Price of 200 textbooks = 12000 Rs

    ∴ Cost price of 1 textbook =

    200

    12000

    =60 Rs

    Profit = Cost of 24 books =24×60=1440 Rs

    ∴Profit percentage=

    CP

    profit×100

    =

    12000

    1440×100

    =12%

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