Events a and b are disjointed. p(a) = 4/11; p(b) = 3/11, p(a and b)= 2/11 . find p(a or b).

Eileen purchased 3.4 pounds of apples at the total cost of $19.72. if she purchases 6.2 pounds of apples at this store, how much would it cost?

Ajar contains a mixture of 20 black marbles, 16 red marbles, and 4 white marbles, all the same size. find the probability of drawing a white or red marble on the first draw. 125 12 01 next question ask for turn it in

In what organelle does photosynthesis take place?