Answer:
Sohan sold it to Rohan at rs 960 and Rohan sold it to Mohan at rs 864
Step-by-step explanation:
CP of the radio=rs 800
Profit%=20%
Profit=profit%*cp/100%
=20%*800/100%
=160
SP=CP + Profit
=rs 800+rs 160
=rs 960
Loss=Loss%*CP/100%
=10%*960/100%
=rs 96
SP=CP-Loss
=rs 960- rs 96
= 864rs