Question

Regina charges c dollars per hour to babysit. If she increases her rate by 15%, which expression represents her new rate, in dollars per hour?

Answer 1

The expression is `=C +(15C)/100`

Explanation:

Already her charge is `C`. She increased her charges by 15%.
So She will charge `C` and `15%` of `C`. Hence -

The expression is `=C +(15C)/100`