Question

A number is increased by 20% and then
decreased by 20%, the final value of the
number:
o change​

Answer 1

Answer:

ANSWER: The final value is 96% of the original number.

Step-by-step explanation:

Increased by 20%:

Original number=100%

20% of 100%=20%

100%+20%=120%

.

Decreased by 20%:

New number=120%

20% of 120%=24%

120%-24%= 96

ANS =96

Answer 2

Answer:

Step-by-step explanation:

no= x

case 1

new no= x+x*20/100

case 2

new no = x+x*20/100-x(1+20/100)*20/100

             =x*96/100

           thus new no is 96%of x(given no)

hope it helps

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