If Sharon's weekly salary increased by 15 percent, she would earn $575per week. If instead, her weekly salary were to decreased by 12 percent, how much would she earn per week? Choose the correct answer
A) Rs.540
B) Rs.580
C) Rs.560
D) Rs.620
E) Rs.650
Soln:-   (575/115)112=560   In this case long division does not take much time.   (23/5)= 
<gadget id="calculator">(23/5)</gadget>
<output>23/5 = around 4.6</output>
4.6   4.6*112=Rs.560   ANSWER:Rs.560
<result>C</result>
If Sharon's weekly salary increased by 15 percent, she would earn $575per week. If instead, her weekly salary were to decreased by 12 percent, how much would she earn per week?