The Simon family attended a concert and visited an art museum. co te $24.75 for adults and $16 for children, for a total cost of $138.25. Museum tickets were $ 8.25 for adults and $4.50 for children, for a total of 344 many adults and how many children are in the Simon family!

To decrease an amount by 16% what single multiplier would you use

Whoever gets this right gets the ! the half life of a soul smelling substance is 4 years. if you have 8 oz of this strange substance, how much of it will you have after 20 years? show work.

Dana wants to identify the favorite professional baseball team of people in her community. she stands outside a local sporting goods store and asks every other person who enters, "what is your favorite professional baseball team? " will the results of her survey be valid? explain.