4. A bag contains 5 blue balls and 3 red balls. A ball is picked and replaced. A second ball is chosen. What is the probability of picking at least one red ball?

Aplane intersects a pris paralel to the base of the prism. the cross section is a polygon wth eight sides. how many sides does the base of the prism have? a. 10 b. 8 c. 7 d. 9

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?

Im so bad at fractions they are not my best math thing to work on