In a class, 12 pupils walk to school. this is 40% of the pupils in the class. how many pupils are there in the class?

Our goal is to collect email addresses from 60% of customers who purchase a product." so that means if i talk to 95 customers, i need to persuade to provide an email address?

If sec theta = 5/3 and the terminal point determined by theta is in quadrant 4, then

The clayton family’s pool has vertices at the coordinates (0, 2), (0, 5), (2, 5), (2, 6), (5, 6), (5, 1), (2, 1), and (2, 2). if each grid square has an area of 9 square feet, what is the area of the pool?