CAN SOMEONE HELP ME PLEASE ASAP!?

In an experiment you are to flip a two sided coin 100 times and record 55 heads up and 45 tails up determine the theoretical and experimental probability of getting a heads up in the experiment.

For each sentence below, find the value of x that makes each sentence true. (515) 5 = 25* x= (813)2 = 4* x=

For the inequality |c| < |d| to be true, which of the following must be true?