Eric works at the deli on weekends to earn extra money. He makes \( \$ 10 \) per hour making sandwiches, and \( \$ 14 \) per hour delivering orders. Eric puts half of his total earnings in a savings account for college. He wants to know how much he saves each week.
(1) Which expression represents the total amount of money Eric saves for working \( s \) hours making sandwiches and \( d \) hours delivering orders?
\[
\frac{1}{2}(10 s+14 d)
\]
(1) This weekend, Eric makes sandwiches for 5 hours and delivers orders for 4 hours. How much money does he save?
Eric saves \( \$ 1 \quad \) this weekend.