Question

The price of a TV decrease from ₹9900 to ₹9000. Find the decrease percent in the price of the TV.

$pls \: answer \: me \: fast$
​

Answer 1

Answer:

(900/9900)*100=9.90% are decrease

Answer 2

Answer:

$formula = 100 \times \frac{decrease \: amount}{intial \: amount}$

$intial \: cost \: of \: tv \: = 9900 \\ decrease \: to \: = 9000 \\ \\ decrease \: prcentage \: = 100 \times \frac{900 }{9900 } \\ = 100 \times \frac{9}{99} \\ = \frac{900}{99} \\ = 9$

The decreased percentage is 9 %..