Patty has 817 marbles. She gave away 529 of her marbles. How many marbles doe she have left? 312 marbles, 298 marbles, or 288 marbles.

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old

Which one is true about the hexagons ?

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b