Question

the price of a TV set inclusive of sales tax of 9% is rupees 13407 if the cell stick is increased to 13% how much more does the customer need to pay for the TV set​

Answer 1

Answer:

let the marked price is Rs.x

∴x+9% of x=13407

⇒x+

100

9

=13407

⇒

100

109x

=13407

⇒x=

109

13407×100

⇒x=Rs.12300

If the sales tax is increased 13% then

The price of the T.V=12300+13% of 12300

⇒12300+

100

13

×12300

⇒12300+1599=Rs.13899

∴ customer pay =13899−13407=Rs.492