B. There are 7 red, 8 green, and 6 blue marbles in the bag. Kate is going to
select two marbles at random, replacing each marble after she selects it.
What is the probability, in simplest form, that she will select a green and
then a blue marble? Please show your work.
[4 points]

Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.

Jake bakes and sell apple pies. he sells each pie for $5.75 . the materials to make the pies cost $40. the boxes jake puts the pies in cost & 12.50 total. how many pies does jake need to sell to earn a profit of $50