Mohan sells a book to Sohan at 10% gain, Sohan sells the same
book to Ram at 10% loss. If Ram purchases that book for Rs. 21.78
Find the original purchase price of the book.
Answers
Answer:
Let orignal cost of each book =x
No. of books bought for Rs. 960 =
x
960
The cost of each book was Rs. 8 less, then the cost of book =x−8
Difference in the no. of books bought =
x−8
960
−
x
960
=4
x−8
240
−
x
240
=1
240x−240(x−8)=x(x−8)
x
2
−8x−1920=0
x
2
−48x+40x−1920=0
x(x−48)+40(x−48)=0
(x+40)(x−48)=0
x=−40(impossible)and x=48
Answer:
मुझे आशा है कि यह आपके लिए मददगार होगा !!
