Question

a man sold a bicycle at 5% profit if the cost had been 30% less and the selling price rupees 63 less he would have been made a profit of 30% what was the cost price of the bicycle

Answer 1

according to the given question
SP-CP/CP×100 =5
SP-CP/CP=0.05
SP-CP=0.05CP
SP= 1.05CP.....(i)
New CP= CP- 0.3CP
NEW CP = 0.7CP
New SP= SP- 63
SP-63-0.7CP/ 0.7CP= O.3
From (i)
0.35CP-63/0.7CP= 0.3
0.14CP=63
CP=450
Initial CP= 450rs.