Question

9. A sold a good to B at a profit of 25% and B sold
the good to C at a profit of 20%. If C paid $450 for
the good, what was the cost paid by A?
A) $302.5
B) $290
C) $300
D) $287.5
E) $270​

Answer 1

answer is dollar 270

explanation

b to c transition

450-20/100*450=dollar 360

thus b brought it at 360dollars

next

a to b transaction

360-25/100*360=270 dollars

therefore a brought it at 270 dollars