let event a = the place is a city.
let event b = the place is in north america
what is p a and b)?

Peaches cost $4.29 per pound. find the cost of two and a quarter pounds of peaches.

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight ,w, of the contents that liz will ship to her friend if she must use a medium flat-rate box.

What is always true when two whole numbers are subtracted?