Joe needs to paint all the airplane hangars at the airport, so he buys 360 gallons of paint to do the job. During the first week, he uses 1/3 of all the paint. During the second week, he uses 1/5 of the remaining paint. How many gallons of paint has Joe used?  Select the correct option: A) 168 B) 144 C) 175 D) 216 E) 250
Total paint initially = 360 gallons   Paint used in the first week = (1/3)*360= 
<gadget id="calculator">(1/3)*360</gadget>
<output>120</output>
120 gallons.   Remaning paint= 240 gallons   Paint used in the second week = (1/5)*240= 
<gadget id="calculator">(1/5)*240</gadget>
<output>48</output>
48 gallons   Total paint used= 168 gallons.   Option 168
<result>A</result>
Joe needs to paint all the airplane hangars at the airport, so he buys 360 gallons of paint to do the job. During the first week, he uses 1/3 of all the paint. During the second week, he uses 1/5 of the remaining paint. How many gallons of paint has Joe used?