A coursework mark of $68$ contributes $40\%$ of the final grade. An examination mark $x$, an i

Question

A coursework mark of $68$ contributes $40\%$ of the final grade. An examination mark $x$, an integer from $0$ to $100$, contributes $60\%$. Find all examination marks that produce a final grade of at least $75$ but less than $85$.

Accepted Answer

Integer marks $80$ to $96$, inclusive.

Linear Equations and Inequalities

Linear Equations and Inequalities

Solution:

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