The cheerleading squad at Danville High School had 15 members with the old coach. Now, with the new coach, there are 21 members on the squad. What is the percent of increase in the squad's size?

Amuffin recipe, which yields 12 muffins, calls for cup of milk for every 1 cups of flour. the same recipe calls for cup of coconut for every cup of chopped apple. to yield a batch of 30 muffins, how much flour will be needed in the mix?

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

In the diagram below,abc is congruent to dec what is the value of x