Answer:
The statement
is a contingency.
The statement
is a contradiction.
Step-by-step explanation:
A tautology is a proposition that is always true.
A contradiction is a proposition that is always false.
A contingency is a proposition that is neither a tautology nor a contradiction.
a) To classify the statement
, you need to use the logic laws as follows:

by the logical equivalence involving conditional statement.
by the Commutative law.
by Distributive law.
by the Commutative law.
by the Negation law.
Therefore the statement
is a contingency.
b) To classify the statement
, you need to use the logic laws as follows:

by the logical equivalence involving conditional statement.
by the Commutative law.
by Distributive law.
by the Negation law.
Therefore the statement
is a contradiction.
What is the mean of the following series : 2, 2, 2, 4, 4, 5, 5, 6, 8, 11, 12, 16 and 18 ?
Debora [2.8K]
add up the number s
2+2+2+4+4+5+5+6+8+11+12+16+18
=95
count the given numbers
the numbers are 13
divide the total numbers(95) by 13
95/13
=7
248 is your answer I am thankful I can help you let me know if you need anything else
Answer:
y=30x+55
Step-by-step explanation:
$55 is constant because for each trip he will take $55 dollars so that gives you your y-intercept and m=$30 and x is the amount of hours worked. every time x increases he will be making more money