Question

If the selling price of television is 1.4 times it's cost price find thevgain percent

Answer 1

Let the cost price be Rs. X
S. P= 1.4X

Gain percent =1.4X - X/X × 100 =40%

Answer 2

Let C. P be x.
Given S. P = 1.4 x.

Gain = 1.4x - x = 0.4 x.

Now gain % = 0.4x/x*100 = 40%

Hope helped!