Please help :( i will give brainliest :D

Suppose i pick a jelly bean at random from a box containing one red and eleven blue ones. i record the color and put the jelly bean back in the box. if i do this three times, what is the probability of getting a blue jelly bean each time? (round your answer to three decimal places.)

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16

Can someone tell me if this is perpendicular? !