A traveler changes 150 pounds into rupees at the rate of Rs. 7000 for 100 pounds. He spends Rs. 9060 and changes the remaining amount back to pounds at the rate of 100 pounds to Rs. 7200. How many pounds will he get? Choices:
A) 20 pounds
B) 77 pounds
C) 66 pounds
D) 55 pounds
E) 99 pounds
Explanation:   Amount of rupees for exchange of 150 pounds = (150/100)*(7000/1) = Rs. 10,500   Out of these Rs.10,500, traveler spent Rs. 9060   Remaining balance in rupees = 10,500 – 9060 = Rs. 1440   Now these Rs. 1440 are exchanged back to pounds with the rate of 100 pounds for Rs. 7200   20 poundsmount in pounds = (1440 * 100) / 7200= 
<gadget id="calculator">(1440 * 100) / 7200</gadget>
<output>20</output>
20 pounds   20 poundsNSWER:20 pounds
<result>A</result>
A traveler changes 150 pounds into rupees at the rate of Rs. 7000 for 100 pounds. He spends Rs. 9060 and changes the remaining amount back to pounds at the rate of 100 pounds to Rs. 7200. How many pounds will he get?