Hi. please help with this. i gave all the examples. all i need to do is fill in the blanks. i will mark brainliest

The cash price of a television is $580.the hire-purchase price of the television is $865.the hire-purchase price is an initial deposit of n% of the cash price and 6 equal monthly payments of $120.find the value of n.

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

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.)