Question

If The Price Of An Item Is Decreased By10% and then increased by 10% the net effect on the price of the item is :
a)a decrease of 99%
b)no change
c)a decrease of 1%
d)an increase of 1%

Answer 1

Answer:

Step-by-step explanation:

Answer 2

Answer:

Decrease of 1 %

Step-by-step explanation:

Let original price be Rs 100

After decrease by 10 %

100 - ( 10% of 100)

100 - 10

90

After increasing again by 10%

90 + ( 90 *10%)

90 + 9

99

Net effect =

Total price decreased by Rs 1

Effect in % (net effect / original price) x 100

(1/ 100)x100

1 %

Decreased by 1 %