Problem on ratios - XP Math - Forums

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 06-30-2014 #1 burgess   Join Date: Jun 2014 Posts: 14 Problem on ratios Help me to solve my algebra 2 homework on Ratios In a college seats for Maths, Physics and Biology are in the ratio of 8: 7: 6. Now the seats are increased by 25%, 40% and 65%. So what will be the ration of new increased seats? Thanks
07-10-2014   #2
MAS1

Join Date: Dec 2008
Posts: 249

Quote:
 Originally Posted by burgess help me to solve my algebra 2 homework on ratios in a college seats for maths, physics and biology are in the ratio of 8: 7: 6. Now the seats are increased by 25%, 40% and 65%. So what will be the ration of new increased seats? Thanks
8 +25% = 8 + .25(8) = 8 + 2 = 10
7 +40% = 7 + .4(7) = 7 + 2.8 = 9.8
6 +65% = 6 + .65(6) = 6 + .9 = 6.9

10 : 9.8 : 6.9

 07-13-2014 #3 Dark88Dragon     Join Date: Aug 2013 Posts: 20 (m): 8 * (1 + 25/100) = 8 * (1 + 0,25) = 8 * 1,25 = 10 (p): 7 * 1,4 = 9,8 (b): 6 * 1,65 = 9,9 8 : 7 : 6 ==> 10 : 9,8 : 9,9
07-26-2014   #4
MAS1

Join Date: Dec 2008
Posts: 249

Quote:
 Originally Posted by Dark88Dragon (m): 8 * (1 + 25/100) = 8 * (1 + 0,25) = 8 * 1,25 = 10 (p): 7 * 1,4 = 9,8 (b): 6 * 1,65 = 9,9 8 : 7 : 6 ==> 10 : 9,8 : 9,9
Your answer is correct. I had a typo on the third value of my answer.

12-15-2014   #5
WilliamRVogl

Join Date: Dec 2014
Posts: 6

Quote:
 Originally Posted by Dark88Dragon (m): 8 * (1 + 25/100) = 8 * (1 + 0,25) = 8 * 1,25 = 10 (p): 7 * 1,4 = 9,8 (b): 6 * 1,65 = 9,9 8 : 7 : 6 ==> 10 : 9,8 : 9,9

All the answers are correct but this the best way to make someone understand the solution.

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