Question

© There is a bag filled with 5 blue and 6 red marbles.

A marble is taken at random from the bag, the colour is noted and then it is replaced.
Another marble is taken at random.
What is the probability of getting 2 blues? PLEASEEE HELPPP MEEEE​

Answer 1

`((5)/(5+6))((5)/(5+6))=((5)/(11))^(2)=(25)/(121)` , therefore, there is a 25 in 121 chance of getting two blue marbles.

Explanation:

The formula is self explanatory