Answer: Hence, She earned $85 in 10 hours at her job.
Explanation:
Since we have given that
In 4 hours at her job, amount she earned = $34
We need to find the amount she earned in 10 hours.
We will use unitary method, to find this.
In 4 hours, amount = $34
In 1 hour, amount is given by

In 10 hours, amount is given by

Hence, She earned $85 in 10 hours at her job.