Which statement is NOT supported by the table

What is the best reason for jacinta to have a savings account in addition to a checking account

If y varies directly as x2 and y=6 when x=6, find the constant of variation.

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