Need 4 and 5 i will make brainliest , 30 points

The two-way frequency table below shows data on playing a sport and playing a musical instrument for students in a class.

Nell has a sales clerk job that pays $12 per hour for regular gas work hours. she gets double time for any hours over 40 that she works in a week. how many hours did nell work if her weekly pay was $744

If jaime wants to find 60% of 320, which table should he use?