Li needs 15 pieces of string each 1/2 of a inch long . She cut a 6 inch piece of string into pieces that are each 1/2 of an incch long . How many more pieces of string does she need?

The vet charges $45 for an office visit and $10 for each vaccination your dog needs. write an eaquation

33% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. if convenient, use technology to find the probabilities.

A10 inch cookie cake is divided into 8 slices. what is the area of 3 slices