Answer:
$234.85
Explanation:
The gardener comes four times each month. Each month, Katrina writes a check, and $85.40 is deducted from her bank balance to pay the gardener.
4 days earning = $85.40
1 day earning =
If the gardener came a total of 11 times so far, then we need to find the total amount earned by the gardener.
11 days earning = $21.35 × 11
= $234.85
Hence, he will earn $234.85.