Question

QUESTION NO. 125
20 watches were sold at Rs. 10.200 and the profit was equal to the cost price of 4 watches.
Find out the cost of each watch.​

Answer 1

Step-by-step explanation:

SP of 20 watches =Rs.10,200

profit=cp of 4 watches

cp of each watch =?

SP-CP=CP/5 (profit = cp of 4 watches total cp is

of 20 watches)

let cost price of one watch =x

10,200=20x/5 +20x

10,200=4x+20x

24x=10,200

x=10,200/24

x=425