Abag contains 9 marbles to our green three are red and 4 are blue. donna chooses a marble at random, and without putting it back, chooses another one at random. what is the probability that both marbles she chooses are red? write your answer as fraction in simplest form

The choice of the first marble is 2/9  She doesn't replace a red if she gets  one.

The next choice is also red. That's 1/8. The probability of this happening is

2/9 * 1/8 = 2/72 = 1 / 36. Hard to do. Answer

15% chance.

step-by-step explanation:

3/10 times, the 5 year old will get a tablet. 5/10 times, the 13 yer old will get a tablet. multiply both fractions to get 15/100 times, both would have a tablet.