document.write( "Question 287854: A doctor prescribes medicine. The patient must take 7.5mL every 6 hours. If the bottle contains 67.5mL of medicine, for how long must the patient take the medicine?\r
\n" );
document.write( "\n" );
document.write( "a) 30 hrs. b) 36 hrs. c) 48 hrs. d) 54 hrs. e) 60 hrs. \n" );
document.write( "
Algebra.Com's Answer #208595 by nerdybill(7384)![]() ![]() You can put this solution on YOUR website! A doctor prescribes medicine. The patient must take 7.5mL every 6 hours. If the bottle contains 67.5mL of medicine, for how long must the patient take the medicine? \n" ); document.write( "a) 30 hrs. b) 36 hrs. c) 48 hrs. d) 54 hrs. e) 60 hrs. \n" ); document.write( ". \n" ); document.write( "Since each dose is 7.5 mL \n" ); document.write( "and the bottle contains 67.5 mL \n" ); document.write( "then \n" ); document.write( "number of doses = 67.5/7.5 \n" ); document.write( "number of doses = 9 \n" ); document.write( ". \n" ); document.write( "and since he takes a dose every 6 hours: \n" ); document.write( "He would take the first dose immediately then the next 8 every 6 hours: \n" ); document.write( "8*6 = 48 hours\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |