MathCounts Help

Q: A bicycle which normally sells for $215 is on sale today at 30% off, and another bicycle which normally sells for $260 is on sale today at 50% off. If the Shulak family purchases both bicycles today, what percent of the original price will they pay? Express your answer to the nearest whole number. A: 59%

The coronacation is giving me way too much free time, so I'm gonna start posting regularly.      Q: A triangle has three sides of integer lengths. What is the product of the smallest and largest possible values for the length of the unknown side if two of the sides measure 13 units and 16 units?  A: 112