By selling 45 lemons for rs. 40, a man loses 20%. how many should be sell for rs. 24 to gain 20% in the transaction?
Answers
Answered by
6
sp of 45=rs 40
sp of 1 =rs 8/9
loss=20%
cp=8/9×5/4=10/9
cp of 1=10/9
gain =20%
new sp=10/9×6/5=12/9=4/3
sp of 1 =4/3
but we need 24 sp
so sp of 6 =4×6/3
so sp of 18=rs.24
so he sells 18 for rs 24
sp of 1 =rs 8/9
loss=20%
cp=8/9×5/4=10/9
cp of 1=10/9
gain =20%
new sp=10/9×6/5=12/9=4/3
sp of 1 =4/3
but we need 24 sp
so sp of 6 =4×6/3
so sp of 18=rs.24
so he sells 18 for rs 24
Similar questions