You used 28 dollars or 5,5 dollar bills and 3 1 dollar bills
Answer:

Step-by-step explanation:
<em>The question is illustrated with the attached figure.</em>
Required
Determine XY
To solve for XY, we make use of the tan function, which states that:

In this case:

Substitute 4 for YZ

Make XY the subject


So, the expression becomes:

Rationalize:


Number increased = 321 - 121 = 200
Percentage increased, 200/121 * 100 = 165.29%
Hope this helps!