Please help its timed and i am so bad at this!! i will mark you brainliest

For which pair of functions is (gof)(a)=|a|-2?

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

3women sell hats at a craft fair weekly. the money they make at the fair is split into categories. 9% goes to pay taxes. $55 goes to pay rent for the space they sell in. the rest is split between the women. if the group make $706 at the fair, how much does each women get paid once the money is divided