What is 15% of 30 , 30% of 45, 60% of 7, 23% of 20

Find the solution on the interval [0, 2pi)

Afurniture store is having a weekend sale and is offering a 20% discount on patio chairs and tables the sales tax on furniture is 6.25%

The table below shows the number of free throw shots attempted and the number of shots made for the five starting players on the basketball team during practice. each player's goal is to make 80% of her shots.