Question

On selling a mobile for rupees 750 a shopkeeper loses10%.For what amount should he sell it to gain

Answer 1

SP= ₹750

Loss= 10%

CP = 100/100-L% ×SP

= 100/100-10 ×750

= 100/90 ×750

= ₹833.34Gain

= 5%

SP= 100+G%/100 ×CP

= 100+5/100 ×833

=105/100×833

= ₹875