Consider “m v l, (m ⊃ i) ∙ (l ⊃ i) .·. i ≡ (m ∙ l)”. in the truth table for determining the validity of this formula, which truth values go in the column under m on the left-hand side – assuming that the propositional letters are listed in the order in which they appear in the formula?
a) ttffttff b) ff c) d) tftf

Mason and christian go to the movie theater and purchase refreshments for their friends. mason spends a total of $45.75 on 3 bags of popcorn and 6 drinks. christian spends a total of $71.50 on 6 bags of popcorn and 4 drinks. write a system of equations that can be used to find the price of one bag of popcorn and the price of one drink. using these equations, determine and state the price of a drink, to the nearest cent.