AQL Number Sense and Algebraic Thinking

Question 1

Which of the following best represents the value of 2³ × 2⁴?

Accepted Answer

2⁷

Answer

2¹²

Answer

4⁷

Answer

8⁷

Question 2

If a store sells apples for $1.25 each and oranges for $0.75 each, how much does it cost to buy 4 apples and 6 oranges?

Accepted Answer

$9.50

Answer

$8.00

Answer

$9.00

Answer

$7.50

Question 3

Which number is a prime number?

Accepted Answer

53

Answer

51

Answer

57

Answer

55

Question 4

Solve for x: 3x - 7 = 14

Accepted Answer

x = 7

Answer

x = 3

Answer

x = 9

Answer

x = 21

Question 5

What is the least common multiple (LCM) of 8 and 12?

Accepted Answer

24

Answer

48

Answer

96

Answer

4

Question 6

A number is increased by 40% and then decreased by 20%. What is the net percentage change?

Accepted Answer

12% increase

Answer

20% increase

Answer

20% decrease

Answer

No change

Question 7

Which of the following is an example of an irrational number?

Accepted Answer

√2

Answer

√9

Answer

√25

Answer

0.75