What is the sum of 3 1/4 and 4 3/4 simplify answer

What term makes it inconsistent y=2x - 4

Which one ? is the answer and how to find this answer

Which of the following values cannot be probabilities? 0.08, 5 divided by 3, startroot 2 endroot, negative 0.59, 1, 0, 1.44, 3 divided by 5 select all the values that cannot be probabilities. a. five thirds b. 1.44 c. 1 d. startroot 2 endroot e. three fifths f. 0.08 g. 0 h. negative 0.59