there are 5 green marbles, 4 red marbles, and 3 yellow marbles in a bag. John selects marbles at random, keeps them, and selects another marble at random. Determine the probability that two green marbles are chosen.

Autility company burns coal to generate electricity. the cost c(p), (in dollars) of removing p percent of the some stack pollutants is given by c(p)= 85000p/100-p a) find the cost to remove 30% of the pollutant b) find where the function is undefined

The table represents a linear function. what is the slope of the function? –6 –4 4 6

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?