Answer:
I believe the acceleration is 3.66666666667 m/s
Step-by-step explanation:
Acceleration formula: a = vf - vi / t
Initial velocity: 0 (I believe it was 0, as it wasn't moving in the beginning)
Final velocity: 55 m/s
Time: 15 s
Substituting values: 3.66666666667 = 55 - 0 / 15
Answer: delete this please
The simplified form of R(x) is 
<h3>Simplifying an expression </h3>
From the question, we are to simplify the expression
From the given information,

and

Also,

∴ 

Factoring each of the quadratics



Simplifying




Hence, the simplified form of R(x) is 
Learn more on Simplifying an expression here: brainly.com/question/1280754
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Answer:
Step-by-step explanation The apple juice is 30%and 3/10 of the proportion because:
when you add everything up: 25+30+45=100
now you must divide the whole cocktail just by the apple juice:
100 : 30 = 3.33333333
Meaning the apple juice takes 30% of the proportion. and 30% is 3/10
Answer: 10 1/2 degrees Celsius
Step-by-step explanation: