[answered] 1) In a gymnastics competition the overall score is calcula

1)

In a gymnastics competition the overall score is calculated from points for execution and difficulty, calculated with weights of 80% and 20% respectively. Grace scored 9.8 for execution and had an overall score of 9.5 What was her score for difficulty?

#3)

Cat wants to buy a new car, and decides on the following rating system:

? Appearance 10%
? Reliability 40%
? Miles per gallon 20%

? Comfort 30%

• - ?The Coyota car gets 5 (out of 10) for Appearance, 9 for Reliability, 7 for Miles per gallon and 6 for Comfort.?
• - ?The Fonda car gets 6 (out of 10) for Appearance, 10 for Reliability, 8 for Miles per gallon and 4 for Comfort.?
• - ?The Hadillac car gets 4 (out of 10) for Appearance, 7 for Reliability, 3 for Miles per gallon and 9 for Comfort.?
• - ?The Sord car gets 7 (out of 10) for Appearance, 6 for Reliability, 9 for Miles per gallon and 3 for Comfort.

Which car is best?

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This question was answered on: Sep 18, 2020

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