Question

a radio is sold for rupees 2160 at a gain of 8% at what percent must it be sold to gain 15%​

Answer 1

Answer:

It Must Be Sold At 2300 To Gain 15%.

☆Explanation:

SP Of Radio = ₹ 2160

Gain% = 8%

CP = SP×100/100+Gain%

= 2160×100/100+8

=2160×100/108

= ₹2000

CP = ₹2000, Gain% = 15%

SP = (100+Gain%/100)×CP

= (100+15/100)×2000

=115/100×2000

= ₹ 2,300

Answer 2

Answer:

2300

Step-by-step explanation:

S.P.= 2160

gain = 8%

C.P. = ?

C.P.=( 100/100+P%) x SP

=(100/108) x 2160

=2000

for 15% gain

S.P.= ?

S.P.=( 100+P%/100)x CP

=( 115/100) x 2000

= 2300