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Anit [1.1K]
2 years ago
10

Lauren save $84 more than Fiona. 1 fifth Of Lauren's saving was the same as 3 eights of fiona's Saving. How much did Lauren and

Fiona save altogether
Mathematics
1 answer:
muminat2 years ago
7 0

Answer:

Lauren's saving=$180

Fiona's saving=$96

Step-by-step explanation:

Let the saving's of fiona be x

Now given that the savings of lauren is $84 more than fiona which means the saving's of lauren is x+84

Given 1 fifth Of Lauren's saving was the same as 3 eights of fiona's Saving

\frac{1}{5}(lauren's saving)=\frac{3}{8}(fiona's saving)

\frac{1}{5}(x+84)=\frac{3}{8}(x)

8x+672=15x

7x=672\\x=96

Therefore the saving's of fiona is $96 and the saving's of Lauren's is 96+84=$180

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Answer: b(t(h))=135h^2+180h+125


Step-by-step explanation:

Given: The number of bacteria, B, in a refrigerated food is given by the function  b(t)=15t^2-60t+125 , where t is the temperature of food in degrees Fahrenheit.

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