Question

A man sold radio for 250 and gained one ninth of CP.Find CP and profit %.

Answer 1

Cost price of the radio sold=250rs.

profit gained :

=1/9of CP

$= \frac{1}{9 } \times 250 \\ = \frac{250}{9} \\ = 27.778$

=27.8(approx)

Therefore, profit in rupees = 27.8

$= \frac{27.8}{250} \times 100 \ \\ = 11.111\%$

=11.1% (approx)

Answer 2

Answer:CP=225&porfit%=11.11%

Step-by-step explanation:

SP=1/9×CP+CP

SP=CP/9×CP

SP=10CP/9

250=10/9×CP

250×9/10=CP

225=CP

PROFIT=SP-CP=250-225=25

PROFIT%=PROFIT/CP×100=25/225×100=11.11%