A man sold 18 toys for Rs. 21000, gaining thereby the cost price of 3 toy find the cost price of a toy
Options
A) s. 600	B) s. 800	C) s.500	D) s.900	E) s. 1000
Let the cost of one toy = X.   Then, cost of 18 toys = 18X.   Gain = 3X.   SP of 18 toys = Rs. 21000.   Gain = SP â€“ CP   3X = 21000 â€“ 18X   21X = 21000   X = Rs. 1000.   ANSWs. 1000R : OPTION s. 1000
<result>E</result>
A man sold 18 toys for Rs. 21000, gaining thereby the cost price of 3 toy find the cost price of a toy