Welcome to your GRADE 8 MATHEMATICS CHAPTER 1
After carefully reading the following 30 questions, choose the correct answer.
1.
Which of the following defines a rational number?
2.
What is the symbol used to denote the set of rational numbers?
3.
Where are negative rational numbers represented on a number line?
4.
Between which two numbers do positive proper fractions always exist on a number line?
5.
What are two rational numbers called if they have the same distance from 0 but are on different sides?
6.
What is a fraction called when the numerator is less than the denominator?
7.
How should an improper fraction be handled before representing it on a number line?
8.
What is the absolute value of 0?
9.
If x is a negative rational number, what is
10.
Which method can be used to compare rational numbers?
11.
What is the result of adding two opposite rational numbers?
12.
Ordering rational numbers of different denominators can be done by:
13.
In the simple interest formula I = PRT, what does 'R' stand for?
15.
Subtraction of rational numbers is defined as:
16.
What is 3/5 in decimal form?
17.
If a number x > 0, what is its absolute value?
18.
When comparing -0.15 and 1.5, which statement is true?
19.
Which set includes all natural numbers, whole numbers, and integers?
20.
What is the denominator of the fraction representing three-fifths?
21.
If a = 22 and b = 5, what is the rational number a/b expressed as a mixed fraction?
22.
What is the product of 3/7 and 7/3?
23.
Which number is further to the left on a number line: -9 or 1?
24.
What is the sum of 6 and (-3)?
25.
To find the simple interest rate (R) when I, P, and T are known, which formula is used?
26.
Which value is equivalent to the absolute value of -3/5?
27.
Ascending order means arranging numbers from:
28.
In the expression a/b, what is 'a' called?
29.
What is the sum of -9 and 5?
30.
If T is 5 months, how is it expressed in years for interest calculation?
