Solve the equatione ​

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

Petes dog weighed 30 pounds it then lost 16% of it's weight how much did pete lose

Finally, the arena decides to offer advertising space on the jerseys of the arena's own amateur volley ball team. the arena wants the probability of being shortlisted to be 0.14 what is this as a percentage? what is this as a fraction? what is the probability of not being shortlisted? give your answer as a decimal.