For the following argument forms given in (I) and (II) below:
a. Identify the premises and the conclusion. Unit 4 Mathematical Reasoning 141.
b. Use appropriate symbols to represent the statements in the argument.
c. Write the argument forms using symbols.
d. Check the validity.
I. If the rain does not come, then the crops are ruined and the people will starve. The crops are not ruined or the people will not starve. Therefore, the rain comes.
II. If the team is late, then it cannot play the game. If the referee is here, then the team can play the game. The team is late. Therefore, the referee is not here.