Answer:
Option C : 40.9% is the correct answer.
Step-by-step explanation:
The total monthly income of Robert = $1650
The mortgage payment of Robert = $675
Thus, the percentage of his income Robert spends on his mortgage is;
= 40.9%
Therefore, Robert spends 40.9% of his monthly income on mortgage payment.
<em>Evaluate 1/4c+3d when c=6, and d=7.</em>
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Replace c with 6, and d with 7:-
On simplification,
On further simplification,
On further simplification,
Adding the numerators,
Finally, Reducing the fraction:-
We can rewrite the expression under the radical as
then taking the fourth root, we get
Why the absolute value? It's for the same reason that
since both and
return the same number
, and
captures both possibilities. From here, we have
The absolute values disappear on all but the term because all of
,
and
are positive, while
could potentially be negative. So we end up with