TOPIC 1 - 3 : Maths Enhancement Course :)

Numbers that can be expressed as a fraction or ratio of two integers

Numbers that cannot be written as a simple fraction

Which of the following is the set of rational numbers?

• {2 , -3/4 , -9 , 4π}

• {√5 , 3.5 , -4 , 0.33.....}

• {0.333..... , -17 , 4/5 , 0}

• {12 , 2π-1 , -3, √11}

"The set of numbers used for counting"

Which set of numbers is defined as above?

• Whole Numbers

• Integers

• Rational Numbers

• Natural Numbers

Which of the following interval notation that describes {x: x ≥ -8}

• (-∞, -8]

• [-8, ∞)

• (-∞, -8)

• (-8, ∞)

These numbers include all whole numbers and their negative counterparts.

• Whole Numbers

• Integers

• Natural Numbers

• Irrational Numbers

Numbers that have only two divisors: 1 and itself

• Composite Numbers

• Prime Numbers

Which of the following is a conditional equation?

• x = 0

• 2x = x + x

• 5 = 8

• x = x

Recurring or repeating decimals are considered as .........

• Rational Numbers

• Integers

• Irrational Numbers

• Whole Numbers

The set of real numbers greater than -1 but less than or equal to 7.

• (-1 , 7)

• [-1, 7]

• [-1, 7)

• (-1 , 7]