Question 549885
Use the relation:
( cups of milk) / ( pretzel ) x ( number of pretzels ) = total cups of milk
{{{ ((3/2) / 24 )*100*5 }}}
{{{  (3/48) * 500 }}}
{{{ 500/16 = 31.25 }}}
(a) the baker needs 31 1/4 cups of milk
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Now use:
( gallons ) / ( cups ) * ( cups of milk ) 
{{{ (1/16)*31.25 }}}
{{{ 1.953 }}}
(b) He should buy 2 gallons of milk