A true-false test consists of 5 questions.a) In how many ways can the test be completed, selecting true or false for each question?b) What is the probability that a test is randomly answered perfectly?a) In how many ways can the test be completed, selecting true or false for each question?The test can be completed in ways.(Type a whole number.)b) What is the probability that a test is randomly answered perfectly?The probability is(Type an integer or a simplified fraction.)