Session 1- Calculator - Question A bag contains 5 black marbles 7 blue marbles, 3 green marbles, 4 red marbles, and I white marble. A marble is selected and then replaced and a second marble is chosen What is the probability of
selecting a black marble and then a red marble?
9
20
1
19

mr. flanders’ class sold 47 doughnuts and   mr. rodriquez’s class sold 38 cartons of milk

step-by-step explanation:

let x be the number of doughnuts sold by mr. flanders’ class and y be the number of cartons sold by mr. rodriquez’s class.

1. together, the classes sold 85 items, then

x+y=85.

2. both classes earn earned $104.49 for their school. if doughnuts were sold for $1.35 each, then x doughnuts costed $1.35x. if cartons of milk were sold for $1.08 each, then y cartons costed $1.08y. hence,

1.35x+1.08y=104.49.

3. solve the system of two equations:

could you provide figure.

you'll have to attache the image of the bar graph in order for us to answer : )

step-by-step explanation: