Question

A dealer sold an article at 30% profit.
If he increases the CP of article by Rs
10 and decreases the SP by Rs 11, the
percentage profit decreases to 15%. Find
the actual cost price of article.
(A) Rs. 140 (B) Rs. 130
(C) Rs. 120
(D) Rs. 150​

Answer 1

Answer:

The answer is (c)

Step-by-step explanation:

Thank you

Answer 2

Step-by-step explanation:

let CP of article = x

SP of article = x ×130/100= 1.3x

A.T.Q

(X+10) × 115/100= (1.3x -11 )

1.15x + 11.5= ( 1.3x -11 )

0.15x = 22.5

x = 2250/15 = Rs. 150