Posted by Komal on Monday, January 10, 2011 at 7:26pm.
A small tectangular box has a width of 18cm and a volume of 720cm.
a.)determine the height and the length of the box.
b.) is there more than 1 answer? Explain.

Math7  Reiny, Monday, January 10, 2011 at 10:12pm
volume of box = lwh
720 = 18lh
lh = 40
so any two numbers l and h which multiply to get 40 will work.
There is an infinite number of such combinations
e.g. 5x8, 1.25x32 , 1/3 x 120 , etc

Math7  Komal, Tuesday, January 11, 2011 at 10:15am
thank you very much! :)
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