Benny has saved three thousand nine hundred cents over four days from selling lemonade. how many dollars does benny have?

Multiply and simplify 2x^2 y^3 z^2 · 4xy^4 x^2

Simplify 1 divided by 2/3 x (-3) divided by 1/6 x (-10)

Barrett is comparing the membership fees for two museums. the art museum charges a one-time fee of $8.25 plus $2.25 per month. the science museum charges a one-time fee of $10.75 plus $3.50 per month. how much does barrett save by joining the art museum instead of the science museum?