Three dress shirts at the Big and tall store are priced at $79.99. How much will it cost to buy 5 shirts, assuming the unit price remains the same. Use the problem solving tactics.
The easiest way to solve this problem is probably cost multiplying. 79.99. x ——— = — , 3 5 which gets 3x=399.95, and then you divide both sides by 3, which would be approximately 133$. Five shirts would cost 133$.