Which of the following are propositions? Give the truth value of each proposition....

Which of the following are propositions? Give the truth value of each proposition.

(a) What time is dinner?

(b) It is not the case that 5 + π is not a rational number.

(c) x/2 is a rational number.

(d) 2x + 3y is a real number.

(e) Either 3 + π is rational or 3 – π is rational.

(f) Either 2 is rational and π is irrational, or 2 π is rational.

(g) Either 5 π is rational and 4.9 is rational, or 3 π is rational.

(h)

(i) It is not the case that 39 is prime, or that 64 is a power of 2.

(j) There are more than three false statements in this book and this statement is one of them.