Class Syllabus
Grade 8 — Maths & Science Complete NCERT-aligned chapter list for Grade 8. Every chapter has sample questions to preview. All questions are aligned with CBSE, ICSE, IB and State Board curricula. Sign up free to practise the full bank.
6,274 practice questions 34 chapters Free trial
1 Comparing Quantities173 Qs → Sample questions
If the price of a shirt increased from $50 to $60, what is the percentage increase?
(A) 10% (B) 15% (C) 20% (D) 25% easy A quantity decreases from 80 to 60. What is the percentage decrease?
(A) 25% (B) 20% (C) 15% (D) 30% easy If the value of a car is $2,00,000 and it depreciates by 10%, what is the new value?
(A) $1,80,000 (B) $1,90,000 (C) $2,10,000 (D) $1,70,000 easy 2 Linear Equations in One Variable172 Qs → 3 Data Handling171 Qs → Sample questions
What is the mean of the data set: 2, 4, 6, 8, 10?
easy Find the median of the numbers: 3, 1, 4, 2, 5.
easy If the mode of the data set is 7, which means?
(A) Most frequent value (B) Average value (C) Middle value (D) Sum of values easy 4 Cubes and Cube Roots171 Qs → 5 Algebraic Expressions and Identities171 Qs → Sample questions
What is the expansion of \((a + b)^2\)?
(A) \(a^2 + 2ab + b^2\) (B) \(a^2 - 2ab + b^2\) (C) \(a^2 + b^2\) (D) \(a^2 - b^2\) easy What is the factorization of \(a^2 - b^2\)?
(A) \((a - b)^2\) (B) \((a + b)^2\) (C) \((a - b)(a + b)\) (D) \(a^2 + b^2\) easy Simplify: \((x + 3)(x - 3)\).
(A) \(x^2 - 9\) (B) \(x^2 + 9\) (C) \(x^2 - 6x + 9\) (D) \(x^2 + 6x + 9\) easy 6 Squares and Square Roots170 Qs → 7 Direct and Inverse Proportions170 Qs → Sample questions
If \( y \) is directly proportional to \( x \) and \( y = 10 \) when \( x = 2 \), find \( y \) when \( x = 5 \).
easy If \( y \) varies inversely as \( x \) and \( y=12 \) when \( x=3 \), find \( y \) when \( x = 6 \).
easy If \( y \) is directly proportional to \( x \) and \( y = 15 \) when \( x = 3 \), find the constant of proportionality.
easy 8 Exponents and Powers170 Qs → 9 Understanding Quadrilaterals169 Qs → Sample questions
What is the sum of all interior angles of a quadrilateral?
(A) $360^\circ$ (B) $180^\circ$ (C) $270^\circ$ (D) $90^\circ$ easy A rectangle has length 8 cm and width 5 cm. What is its perimeter?
(A) 26 cm (B) 40 cm (C) 36 cm (D) 16 cm easy Which quadrilateral has all sides equal and all angles equal?
(A) Square (B) Rectangle (C) Parallelogram (D) Trapezium easy 10 Mensuration169 Qs → Sample questions
What is the area of a rectangle with length 10 cm and width 5 cm?
(A) 50 cm² (B) 15 cm² (C) 10 cm² (D) 30 cm² easy Find the perimeter of a square whose side is 7 cm.
(A) 28 cm (B) 21 cm (C) 14 cm (D) 49 cm easy The radius of a circle is 3 cm. What is its area? (Use \( \pi = 3.14 \))
(A) 28.26 cm² (B) 18.84 cm² (C) 9.42 cm² (D) 31.4 cm² easy 11 Rational Numbers169 Qs → Sample questions
Which of the following is a rational number?
(A) \(\sqrt{2}\) (B) \(\frac{3}{4}\) (C) \pi\ (D) e easy What is the sum of \(\frac{1}{2}\) and \(\frac{1}{3}\)?
(A) \(\frac{2}{5}\) (B) \(\frac{5}{6}\) (C) \(\frac{3}{6}\) (D) \(\frac{1}{6}\) easy Which of the following is NOT a rational number?
(A) \(0.75\) (B) \(\frac{7}{8}\) (C) \(0.333...\) (D) \(\sqrt{3}\) easy 12 Playing with Numbers168 Qs → 13 Visualizing Solid Shapes168 Qs → 14 Factorisation162 Qs → Sample questions
Factorise: $x^2 - 9$.
(A) $(x - 3)(x + 3)$ (B) $(x - 9)(x + 1)$ (C) $(x - 1)(x + 9)$ (D) $(x - 4)(x + 5)$ easy Factorise: $x^2 + 5x + 6$.
(A) $(x + 2)(x + 3)$ (B) $(x + 1)(x + 6)$ (C) $(x - 2)(x - 3)$ (D) $(x + 5)(x + 1)$ easy Factorise: $4x^2 - 25$.
(A) $(2x - 5)(2x + 5)$ (B) $(4x - 25)(x + 1)$ (C) $(4x + 5)(x - 5)$ (D) $(2x - 25)(2x + 1)$ easy 15 Introduction to Graphs150 Qs → Sample questions
What is the name of the two perpendicular number lines used to plot points in a plane?
(A) Circle and Radius (B) X-axis and Y-axis (C) Radius and Diameter (D) Chord and Arc easy In the coordinate plane, what does the ordered pair \((3, 4)\) represent?
(A) 3 units up, 4 units right (B) 3 units right, 4 units up (C) 4 units left, 3 units down (D) 4 units right, 3 units down easy If a point is located at \((0, 5)\) on the graph, where is it positioned?
(A) 5 units on Y-axis (B) 5 units on X-axis (C) At the Origin (D) At point (5,0) easy 16 Practical Geometry22 Qs → Sample questions
Polygons that have no portions of their diagonals in their exteriors are called
(A) triangles (B) convex (C) concave (D) squares easy Diagonals of a rectangle:
(A) equal to each other (B) not equal (C) one is double of the other (D) none of these easy A simple closed curve made up of only _____ is called a polygon.
(A) lines (B) curves (C) closed curves (D) line segments easy Start mastering Grade 8 today Free signup — includes AI doubt solver, gamified practice & leaderboards.
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