The cost of a school yearbook was $40 last year. This year the yearbook costs $50. What is the percentage increase of the yearbook from last year to this year? 10%

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?

For the chance to be team captain, the numbers 1-30 are put in a hat and you get two chances to pick a number, without replacement. which formula correctly shows how to find the probability that you choose the number 1 and then 2?

Jan accidently ran 7 minutes longer than he was supposed to. write an expression for the total amount of time jan ran if she was supposed to run m minutes