There are 32 pieces of building blocks in a bag: 8 each of blue, green, red, and yellow. four pieces are chosen at random. what is the probability that all four pieces selected are red?

Ineed with number 17 i don’t get it at alll

If sin θ=24/25 and 0 less than or equal to θ less than or equal to π/2, find the exact value of tan 2θ. answers; a) -527/336 b) -336/527 c)7/24 d) 24/7

There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.