4. Jona's meal at a restaurant was a subtotal of $67. If the tax rate in that city is 7.25% how much tax should she pay?

Round to TWO decimal places.

If Jona wants to leave a 20% tip how much will she leave?

(tip is left on subtotal)

Carrie started with 12 ounces of water when she begin to walk. when she was finish walking she had 2 1/4 ounces of water left. how much did she drank

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?