document.write( "Question 1101981: A science teacher needs 95 millimeters of vinegar for each student . There are 25 students in her science class. Vinegar comes in 1 litre bottles. How many bottles of vinegar dose the teacher need for her class? \n" ); document.write( "
Algebra.Com's Answer #716620 by KMST(5328)![]() ![]() You can put this solution on YOUR website! NOTES: \n" ); document.write( "1) It should be \"95 millilitres\" (British English) or \"95 milliliters\" (American) \n" ); document.write( "2) The accepted abbreviations I use for litre/liter and millilitre/milliliter are L and mL with a capital L. \n" ); document.write( "3) In a country with an adequate education system, \n" ); document.write( "every fifth-grader should be able to answer that question. \n" ); document.write( "Sadly, that is not true in many places, \n" ); document.write( "and the situation is probably getting worse in many places. \n" ); document.write( " \n" ); document.write( "(95 mL) X 25 = 2375 mL of vinegar is what the science teacher needs. \n" ); document.write( "The prefix \"milli\" means \n" ); document.write( "so there are 1000 mL in 1 L. \n" ); document.write( "If the teacher buys two 1 litre bottles, the teacher will have \n" ); document.write( "2 X (1000 mL) = 2000 mL vinegar, \n" ); document.write( "and that is not enough. \n" ); document.write( "The teacher should buy \n" ); document.write( "as that will give the teacher \n" ); document.write( "3 X (1000 mL) = 3000 mL vinegar, \n" ); document.write( "which is enough. \n" ); document.write( " \n" ); document.write( "You could find the amount needed in litres/liters \n" ); document.write( "by dividing 2375 mL by 1000 mL/L to get 2.375 L, \n" ); document.write( "but the teacher can not buy 2.375 bottles, \n" ); document.write( "so he/she/they must buy 3. \n" ); document.write( " \n" ); document.write( " |