TMUA Mathematical Reasoning & Logical Thinking

Question 1

If all cats are mammals and some mammals are not pets, which of the following is true?

Accepted Answer

Some mammals are not pets

Answer

All cats are pets.

Answer

Some pets are not cats.

Answer

All pets are cats.

Question 2

If x + y = 10 and x - y = 2, what is the value of x?

Accepted Answer

6

Answer

4

Answer

5

Answer

8

Question 3

What is the contrapositive of 'If it rains, then the ground gets wet'?

Accepted Answer

If the ground is not wet, then it does not rain

Answer

If the ground gets wet, then it rains.

Answer

If it does not rain, the ground gets wet.

Answer

If it rains, then the ground is dry.

Question 4

A number is divisible by both 3 and 4. Which of the following must also divide the number?

Accepted Answer

12

Answer

6

Answer

9

Answer

7

Question 5

What is the next term in the sequence: 2, 4, 8, 16, ...?

Accepted Answer

32

Answer

18

Answer

24

Answer

30

Question 6

Which statement is logically equivalent to 'If A, then B'?

Accepted Answer

If not B, then not A

Answer

If B, then A.

Answer

If A and B.

Answer

If not A, then not B.

Question 7

If a = 3 and b = 4, what is the value of √(a² + b²)?

Accepted Answer

5

Answer

6

Answer

7

Answer

8

Question 8

Which of the following is a counterexample to 'All prime numbers are odd'?

Accepted Answer

2

Answer

3

Answer

5

Answer

7

Question 9

If a function f(x) = 2x + 1, what is f(3)?

Accepted Answer

7

Answer

5

Answer

6

Answer

8