Cross-multiply 9 cups / 15 people = ? cups / 75 people.

Naomi’s parents want to have 50,000, saved for her college education, if they invest 20000 today and earn 7% interest compound annually, about how long will it take them to save 50 thousand

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

Lydia collected two sets of data one set of data shows an outlier. which set has an outlier, and which number is the outlier?