SOLUTION: A watch is sold at a profit of 20% on the cost price after allowing a discount of 20% on the marked price. Find the M.P of the watch is a profit of Rs. 100 is made on it.

Question 1040298: A watch is sold at a profit of 20% on the cost price after allowing a discount of 20% on the marked price. Find the M.P of the watch is a profit of Rs. 100 is made on it.
Found 2 solutions by josmiceli, MathTherapy:
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
After taking 20% off, then there is a profit of 20%
Let = the price before taking 20% off

is the price after discount
The MP ( marked price ) would be:

Rs. 600
Definitely get a 2nd opinion & check my math
Answer by MathTherapy(10552) (Show Source): You can put this solution on YOUR website!
A watch is sold at a profit of 20% on the cost price after allowing a discount of 20% on the marked price. Find the M.P of the watch is a profit of Rs. 100 is made on it.

Since profit = 20% = $100, cost =
Since cost = $500, selling price = 1.2(500), or $600
Since selling price ($600) was discounted at 20%, or was 80% of the marked price, then marked price =
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