after taking nine test Carols average grade in her Italian classes 90 her teacher drops the lowest of the nine test scores to de
termine the final grade of Carols final grade is 91 what was her lowest test score
1 answer:
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Given:
y is directly proportional to x.
when
To find:
The equation that connects y with x.
Solution:
It is given that, y is directly proportional to x. So,
...(i)
Where, k is the constant of proportionality.
We have, when
. Substituting these values in (i), we get
Divide both sides by 5.
Substituting in (i), we get
Therefore, the required equation is .