Question

A A shopkeeber sold a book for rs 100.he incured the losd of 10 percent. find the cp of book​

Answer 1

Answer:

THE C.P. OF THE BOOK IS ₹111.11

Step-by-step explanation:

S.P. OF THE BOOK = ₹100

LOSS%=10%

LET THE CP BE x

SO,

WE KNOW,

L%=(L/CP)*100

10=[(x-100)/x]*100

10/100=[(x-100)/x]

1/10=[(x-100)/x]

x/10=(x-100)

x=10(x-100)

x=10x-1000

x+1000=10x

1000=9x

x=1000/9

x=₹111.11

I HOPE YOU UNDERSTOOD THE QUESTION