wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

GEMATMW - Mathematics as a Language

Total questions: 18

Worksheet time: 11mins

Name
Class
Date
1.

Consider the proposition, "When the sum of their measures is 90°, two angles are complementary." Which of the following is its contrapositive?

a)

When two angles are not complementary, the sum of their measures is not 90°.

b)

When two angles are complementary, the sum of their measures is 90°.

c)

When the sum of their measures is not 90°, two angles are complementary.

d)

When the sum of their measures is not 90°, two angles are not complementary.

2.

Consider the statements:

p = "Today is Friday."

q = "Jose has no classes."

r = "Tomorrow is a busy day."

Which valid conclusion can be drawn from the following premises if they are all assumed to be true?

a)

If today is Friday, then tomorrow is a busy day.

b)

If tomorrow is a busy day, then Jose has no classes.

c)

Jose has no classes.

d)

Today is Friday.

3.

What is the truth value of the proposition (P→¬R)⊕(R∧S)? Let P, Q, R, and S be propositions such that P and R is true and S and Q is false.

a)

True

b)

False

4.

What symbolizes the exclusive-or statement?

a)

p q

b)

p p

c)

p q

d)

p q

5.

What is true when at least one of them is true?

a)

p q

b)

p p

c)

p q

d)

p q

6.

The first part in a conditional statement is the _____ while the second part is the _____.

a)

Antecedent; Consequent

b)

Subject; Predicate

c)

Predicate; Subject

d)

Consequent; Antecedent

7.

What is the negation of the proposition pq?

a)

p ∧ ¬q

b)

None of the Choices

c)

¬p → ¬q

d)

q → ¬p

8.

Which of the following is not a proposition?

a)

What she is saying is not true.

b)

Ateneo is a trimestral university.

c)

The number 9 is odd.

d)

12 - 6 = 6

9.

 pp  q\frac{p}{\therefore p\ ∨\ q}  

a)

Addition

b)

Simplification

c)

Conjunction

d)

Modus Ponens

e)

Modus Tollens

10.

Conditional statement: "If p, then q." The inverse is _____.

a)

If ¬p, then ¬q.

b)

If q, then p.

c)

If ¬q, then ¬p.

11.

Conditional statement: "If p, then q." The converse is _____.

a)

If ¬p, then ¬q.

b)

If q, then p.

c)

If ¬q, then ¬p.

12.

Conditional statement: "If p, then q." The contrapositive is _____.

a)

If ¬p, then ¬q.

b)

If q, then p.

c)

If ¬q, then ¬p.

13.

P(x) is true for all values of x in the domain of discourse.

a)

Universal Quantification

b)

Existential Quantification

14.

There exists an element x in the domain of discourse such that P(x) is true.

a)

Universal Quantification

b)

Existential Quantification

15.

"P implies Q and P is true, therefore Q must be true."

a)

Modus Ponens

b)

The Mode of Affirming

c)

Modus Tollens

d)

The Mode of Denying

e)

Hypothetical Syllogism

16.

_____ is the rule of logic stating that if a conditional statement (“if p then q ”) is accepted, and the consequent does not hold ( not-q ), then the negation of the antecedent ( not-p ) can be inferred.

a)

Modus Ponens

b)

The Mode of Affirming

c)

Modus Tollens

d)

The Mode of Denying

e)

Hypothetical Syllogism

17.

It is a valid argument form which is a syllogism having a conditional statement for one or both of its premises.

a)

Hypothetical Syllogism

b)

Addition

c)

Simplification

d)

Disjunctive Syllogism

e)

Conjunction

18.

"The breach is a safety violation, or it is not subject to fines. The breach is not a safety violation. Therefore, it is not subject to fines."

It is an example of a ...

a)

Disjunctive Syllogism

b)

Hypothetical Syllogism

c)

Simplification

d)

Conjuction