2.08 Financial calculations with percentages

Sally earns $\$610$$610 per week. Her weekly work related expenses are $\$185$$185 on travel and $\$86$$86 on lunch. What percentage of her weekly income goes towards work related expenses? Give your answer correct to two decimal places.

Amerie pays rent of $\$239$$239 per week, and must budget for electricity and water costs of $\$533$$533 per quarter. How much should she put aside each week to cover these expenses?

Last month Neil saved $\$235$$235, which was $15%$15% of his income. What was his income last month? Give your answer correct to two decimal places if necessary.