Who watched the super bowl last night

Ineeeeed this is due tomorrow and i dont know the answer can you find all the exponents

What is the difference between the predicted value and the actual value

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. when the check comes, it says they also need to pay $3.99 in sales tax. what percentage of the subtotal is the sales tax