document.write( "Question 710639: the length and breadth of a playground are 200 m and 150 m respectively. if an athlete wants to run 7 km, how many time should he around this field? \n" ); document.write( "
Algebra.Com's Answer #437114 by srinivas.g(540)![]() ![]() You can put this solution on YOUR website! length = 200 m = 0.2 km \n" ); document.write( " breadth = 150 m = 0.15 km \n" ); document.write( " perimeter of the play ground = 2 * length + 2* breadth \n" ); document.write( " = 2*0.2 + 2* 0.15 \n" ); document.write( " = 0.4 +0.3 \n" ); document.write( " =0.7 km \n" ); document.write( "since athlete wants to run 7 km , no of rounds required are = 7 / 0.7 \n" ); document.write( " = 10 \n" ); document.write( " answer = 10 \n" ); document.write( " \n" ); document.write( " |