A sells goods to B at a profit of 25%, B sells it to C at a profit of 20%, C sells it to D at a loss of 30%, if D pay Rs.2,100 for it, Find the difference between cost price of B and C.
1
Rs.400
2
Rs.550
3
Rs.450
4
Rs.500
5
None of these
A sells goods to B at a profit of 25%, B sells it to C at a profit of 20%, C sells it to D at a loss of 30%, if D pay Rs.2,100 for it, Find the difference between cost price of B and C.