Trent has a box of balloons for the school holiday party. There are 60 balloons in the box. Twenty-five of the balloons are red, fifteen of the balloons are blue and twenty of the balloons are yellow. What is the probability that a randomly selected balloon will be red?
A1/4
B 5/12
C 1/3
D 7/12

One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%

If a 36 inch yardstick casts a 21 foot shadow, how tall is a building whose shadow is 168 feet? what is the scale factor

The price of a visit to the dentist is calculated according to the formula 50+100n50+100n where nn is the number of cavities the dentist finds. on your last visit to the dentist, 22 cavities were found. what was the cost of your visit?