Judy has a collection of 30 stamps. she can divide the stamps into 2 equal groups of 15 stamps. what are two other ways she could divide the stamps into equal groups.

The first floor of marcus’ house is 1,440 square feet. he will cover 1,033 square feet with wood and the rest with tile. a box of tiles will cover 11 square feet. how many boxes of tile does marcus need to buy to cover the floor?

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?

Tobias gold sells computers at the office center he's guaranteed a minimum salary of $1,959 per month plus 6.3% commission on total sales how much in total sales is he