document.write( "Question 1189307: Mary is making a party mix to bring to school. She believes that the perfect ratio of pretzels to peanuts is 3 to 5.If Mary knows that she is going to use 65 peanuts in the mix, how many pretzels will she need? \n" ); document.write( "

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Mary is making a party mix to bring to school.
\n" ); document.write( " She believes that the perfect ratio of pretzels to peanuts is 3 to 5.
\n" ); document.write( "If Mary knows that she is going to use 65 peanuts in the mix, how many pretzels will she need?
\n" ); document.write( ":
\n" ); document.write( "let p = no. of pretzels required
\n" ); document.write( ":
\n" ); document.write( "Write a simple ratio equation
\n" ); document.write( " $\"p%2F65\"$ = $\"3%2F5\"$
\n" ); document.write( "cross multiply
\n" ); document.write( "5p = 65 * 3
\n" ); document.write( "5p = 195
\n" ); document.write( "p = 195/5
\n" ); document.write( "p = 39 pretzels required \n" ); document.write( "

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