Question

A mobile phone originally costs 5000.
It goes on sale for 4000. What is the
percentage decrease in the cost of the mobile
phone?

Answer 1

Answer:

there is a decrease of 20% in the cost of mobile

Step-by-step explanation:

5000-4000 =1000

1000/5000*100= 20%

Answer 2

5000-4000=1000

1000 out of

5000

5000=100%

4000=80%

   100

   -80=20

ANS=20%