document.write( "Question 706857: Answers for these http://www.eudoraschools.org/pages/uploaded_files/Math2%20WS3.5A.pdf please :) \n" ); document.write( "

Algebra.Com's Answer #435414 by MathLover1(20849) $\"\"$ $\"About$

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1. $\"15\"$ to $\"27\"$ or $\"15%2F27=cross%2815%295%2Fcross%2827%299=5%2F9\"$
\n" ); document.write( "so, $\"15\"$ to $\"27\"$ ratio is not in simplest form, simplest form is $\"5\"$ to $\"9\"$ \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "2. $\"7\"$ to $\"18\"$ or $\"7%2F18\"$ is in simplest form because $\"7\"$ and $\"18\"$ have no common divisor\r
\n" ); document.write( "\n" ); document.write( "3. $\"11%2F55=cross%2811%291%2Fcross%2855%295=1%2F5\"$
\n" ); document.write( "so, $\"11%2F55\"$ ratio is not in simplest form, simplest form is $\"1%2F5\"$ \r
\n" ); document.write( "\n" ); document.write( "4. $\"16\"$ to $\"5\"$ or $\"16%2F5\"$ is in simplest form because $\"16\"$ and $\"5\"$ have no common divisor\r
\n" ); document.write( "\n" ); document.write( "5. $\"18\"$ to $\"3\"$ or $\"18%2F3=cross%2818%296%2Fcross%283%291=6%2F1\"$
\n" ); document.write( "so, $\"18\"$ to $\"3\"$ ratio is not in simplest form, simplest form is $\"6\"$ to $\"1\"$ \r
\n" ); document.write( "\n" ); document.write( "6. $\"42\"$ to $\"14\"$ or $\"42%2F14=cross%2842%29cross%286%293%2Fcross%2814%29cross%282%291=3%2F1\"$
\n" ); document.write( "so, $\"42\"$ to $\"14\"$ ratio is not in simplest form, simplest form is $\"3\"$ to $\"1\"$ \r
\n" ); document.write( "\n" ); document.write( "Solve the proportion:\r
\n" ); document.write( "\n" ); document.write( "7. $\"3%2F4=x%2F8\"$ ....cross multiply\r
\n" ); document.write( "\n" ); document.write( " $\"3%2A8=4x\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"24=4x\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"24%2F4=x\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"6=x\"$ \r
\n" ); document.write( "\n" ); document.write( "8. $\"1%2F5=m%2F30\"$ ....cross multiply\r
\n" ); document.write( "\n" ); document.write( " $\"1%2A30=5m\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"30=5m\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"30%2F5=m\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"6=m\"$ \r
\n" ); document.write( "\n" ); document.write( "9. $\"5%2F20=a%2F4\"$ ....cross multiply
\n" ); document.write( " $\"5%2A4=20a\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"20=20a\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"20%2F20=a\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"1=a\"$ \r
\n" ); document.write( "\n" ); document.write( "10, 11, 12, 13, 14, and 15 you can do yourself same way as I did 7,8, and 9\r
\n" ); document.write( "\n" ); document.write( "Match the sentence:\r
\n" ); document.write( "\n" ); document.write( "16. answer is B
\n" ); document.write( "17. answer is C
\n" ); document.write( "18. answer is A\r
\n" ); document.write( "\n" ); document.write( "19. Rainy days
\n" ); document.write( "a. rainy days ratio is $\"18%2F90=+cross%2818%292%2Fcross%2890%2910=cross%282%291%2Fcross%2810%295=1%2F5\"$ \r
\n" ); document.write( "\n" ); document.write( "b. if there was $\"18\"$ rainy days, then $\"90-18=72\"$ days with no rain
\n" ); document.write( "so, the ratio of the number of days it didn’t rain is:
\n" ); document.write( " $\"72%2F90=cross%2872%294%2Fcross%2890%295=4%2F5\"$ \r
\n" ); document.write( "\n" ); document.write( "c.
\n" ); document.write( "rainy days: $\"18\"$
\n" ); document.write( "days it didn’t rain: $\"72\"$
\n" ); document.write( "the ratio is: $\"18%2F72=cross%2818%291%2Fcross%2872%294=1%2F4\"$ \r
\n" ); document.write( "\n" ); document.write( "20.
\n" ); document.write( "a. ratio bean -tomato is $\"4%2F8=1%2F2\"$
\n" ); document.write( "b. ratio tomato to bean and pepper is $\"8%2F%284%2B6%29=8%2F10=4%2F5\"$
\n" ); document.write( "c.pepper to all plants $\"6%2F%284%2B6%2B8%29=6%2F18=2%2F3\"$ \r
\n" ); document.write( "\n" ); document.write( "21.\r
\n" ); document.write( "\n" ); document.write( " $\"2\"$ pg. in $\"30\"$ min
\n" ); document.write( " $\"x\"$ pg. in $\"180\"$ min\r
\n" ); document.write( "\n" ); document.write( " $\"2%2F30=x%2F180\"$ ...cross multiply\r
\n" ); document.write( "\n" ); document.write( " $\"2%2A180=30x\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"360=30x\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"360%2F30=x\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"12=x\"$ \r
\n" ); document.write( "\n" ); document.write( "22.
\n" ); document.write( " $\"6\"$ cards in $\"45\"$ min
\n" ); document.write( " $\"x\"$ cards in $\"120\"$ min\r
\n" ); document.write( "\n" ); document.write( " $\"6%2F45=x%2F120\"$ ...cross multiply\r
\n" ); document.write( "\n" ); document.write( " $\"6%2A120=45x\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"720=45x\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"720%2F45=x\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"16=x\"$ \n" ); document.write( "

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