Class 8 Maths MCQ

Factorisation is an essential tool in algebra, allowing us to simplify expressions, solve equations, and better understand the structure of mathematical relationships. In essence, factorisation is the process of “breaking down” an algebraic expression into its most basic parts or “factors.” This simplification helps us manipulate and solve complex algebraic problems. To master this technique,

1. If x is directly proportional to y, and x is 4 when y is 6, what is x when y is 9? a) 4.5 b) 6 c) 3 d) 9 Click to View Answer and Explanation Answer: b) 6 Explanation: x/y = 4/6. When y = 9, x = (4/6) * 9 = 6.

1. What is the area of a rectangle with a length of 10 units and a width of 5 units? a) 50 square units b) 15 square units c) 30 square units d) 25 square units Click to View Answer and Explanation Answer: a) 50 square units Explanation: Area of a rectangle = length ×

1. Which of the following is NOT a solid shape? a) Cube b) Cylinder c) Triangle d) Sphere Click to View Answer and Explanation Answer: c) Triangle Explanation: A triangle is a two-dimensional shape, whereas the others are three-dimensional solid shapes. 2. How many faces does a cube have? a) 4 b) 6 c) 8

1. Which of the following is a binomial? a) 3x b) x + 2y c) x^2 + 2xy + y^2 d) x^2y Click to View Answer and Explanation Answer: b) x + 2y Explanation: A binomial consists of two terms. In this case, x and 2y. 2. What is the coefficient of x in the

1. Which term represents an increase in a value? a) Discount b) Loss c) Markup d) Depreciation Click to View Answer and Explanation Answer: c) Markup Explanation: Markup refers to the amount added to the cost price to determine the selling price. 2. If a shirt costs $120 after a 20% discount, what was its

1. Which of the following numbers is a perfect cube? a) 64 b) 45 c) 35 d) 50 Click to View Answer and Explanation Answer: a) 64 Explanation: 64 is a perfect cube since 4 x 4 x 4 = 64. 2. What is the cube root of 27? a) 2 b) 4 c) 3

1. What does a bar graph represent? a) Qualitative data b) Continuous data c) Discrete data d) Uncountable data Click to View Answer and Explanation Answer: c) Discrete data Explanation: A bar graph represents discrete data where data can be counted. 2. In a pie chart, the total angle at the center of the circle

1. Which instrument is used to draw a circle? a) Ruler b) Protractor c) Divider d) Compass Click to View Answer and Explanation Answer: d) Compass Explanation: A compass is used to draw circles and arcs. 2. What is the main purpose of a protractor? a) To draw circles b) To measure angles c) To

1. Which of the following is NOT a quadrilateral? a) Rectangle b) Pentagon c) Parallelogram d) Trapezium Click to View Answer and Explanation Answer: b) Pentagon Explanation: A pentagon has five sides, while a quadrilateral has four sides. 2. The sum of all interior angles of a quadrilateral is: a) 90° b) 180° c) 270°