Negative two thirds of a number is eight fifths. what is the number?

Solve the problem by making up an equation. a child is 12 years old, and his father is 32 years older. in how many years will the age of the father be 3 times the age of the child?

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

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?