document.write( "Question 1100003: Many romy can climb a coconut tree at the rate of 10ft. Per minute and return at 20ft. Per minute. If it took him 3 minutes to climb and return. What is the height of the coconut?
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Algebra.Com's Answer #714476 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Many romy can climb a coconut tree at the rate of 10ft. Per minute and return at 20ft. Per minute. If it took him 3 minutes to climb and return. What is the height of the coconut? \n" ); document.write( "---------- \n" ); document.write( "The average speed of a round trip is \n" ); document.write( "--- \n" ); document.write( "2*10*20/(10+20) = 400/30 = 40/3 ft/min \n" ); document.write( "--- \n" ); document.write( "3 mins * 40/3 ft/min = 40 feet round trip. \n" ); document.write( "--> 20 feet to the coconut. \n" ); document.write( "====================== \n" ); document.write( "Check: \n" ); document.write( "20/10 + 20/20 = 3 minutes. \n" ); document.write( "------------ \n" ); document.write( "PS Use caution when putting the lime in the coconut. \n" ); document.write( " |