hildren went to the fair to ride the children’s Ferris wheel.  There was a toddler, a four-year-old, and a seven-year-old.  The three children want to ride the Ferris wheel all together on the same seat.  In front of the ride there is a sign that states:  maximum weight per seat is 150 pound

College Algebra
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ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter9: Sequences, Probability And Counting Theory
Section9.5: Counting Principles
Problem 40SE: A family consisting of 2 parents and 3 children is to pose for a picture with 2 family members in...
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. Three children went to the fair to ride the children’s Ferris wheel.  There was a toddler, a four-year-old, and a seven-year-old.  The three children want to ride the Ferris wheel all together on the same seat.  In front of the ride there is a sign that states:  maximum weight per seat is 150 pounds.  Can all three children ride the Ferris wheel on the same seat if:                                                  
•         Toddler + 7 yr old weigh = 103 pounds
•         Toddler + 4 yr old weigh = 77.5 pounds
•         4 yr old + 7 yr old weigh = 112.5 pounds
Please find (1) the children’s combined weight, and (2) the children’s individual weight.  Explain your reasoning

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