Question

A man purchased a watch for 400
and sold it at a gain of 20% of the
selling price. The selling price of the
watch is

(a) 300 (b) 320
(C) 7440 (d) 500
please solve it​

Answer 1

Answer:

answer is is 480..

Step-by-step explanation:

sp = cp + gain

gain% = gain/cp x 100

gain% = 20

therefore, gain = 20/100 x 400

which is 80

therefore sp = cp + gain

= 400 + 80 = 480

Answer 2

Answer:

480.

Step-by-step explanation:

first - 20/100*400=80.

second find sp= cp+profit

400+80

sp =480