The table shows the change in the price of a stock. At the end of the week, the price is $15.17. Monday increase $0.21 Tuesday increase $0.09 Wednesday decrease $0.33 Thursday decrease $0.02 Friday...

The table shows the change in the price of a stock. At the end of the week, the price is $15.17.

Monday increase $0.21

Tuesday increase $0.09

Wednesday decrease $0.33

Thursday decrease $0.02

Friday increase $0.11

(a) What was the price of the stock after the change in price on Thursday?
$



(b) What was the price of the stock at the beginning of the week?