Nicole spends $14 each time she travels all the roads. She started the month with $224 in her toll road account. The amount, A (in dollars), that she has left in the account after t trips on the toll roads is given by the following function.

A(t)=224-14t

Answer the following questions:

How much money does Nicole have left in the account after 11 trips on the toll roads?

How many trips on the toll roads can she take until her account is empty?