Exponents and Powers

16 solved questions from Class 8 Mathematics, each with the full working. Tap any question to see the step-by-step solution.

• 1 Solve the expression: 15 + 25 × 2. medium MCQ BODMAS Rule
• 2 Find the area of a rectangle with length 8 cm and breadth 5 cm. medium MCQ Area of Rectangle
• 3 What is the volume of a cube with edge 3 cm? medium MCQ Volume of Cube
• 4 Find the 10th term of AP: 2, 7, 12, ... medium MCQ Arithmetic Progression
• 5 Distance between points (0,0) and (6,8) is: medium MCQ Distance Formula
• 6 Find surface area of a sphere with radius 7 cm (π = 22/7). medium MCQ Surface Area of Sphere
• 7 If perimeter of a circle is equal to that of a square, find ratio of their areas. medium MCQ Areas Related to Circles
• 8 What is the nth term of an AP with first term a and common difference d? medium MCQ Arithmetic Progression
• 9 Coordinates of midpoint of line joining (x₁, y₁) and (x₂, y₂) is: medium MCQ Midpoint Formula
• 10 Find the value of (2⁰ + 3⁰) × 5⁰. medium MCQ Exponent Laws
• 11 What is the domain, range, or fundamental theorem introduced in 'Exponents and Powers' (Class 8 Mathematics)? medium MCQ Functions & Theorems
• 12 What is the derivative or integral formula associated with 'Exponents and Powers'? medium MCQ Calculus & Formulae
• 13 How do you find the solution set or optimum value in 'Exponents and Powers'? medium MCQ Problem Solving & Optimization
• 14 Find the value of (4^0 + 7^0) × 9^0. easy 1 mark Zero exponent rule
• 15 Simplify 2^-3 × 8^2 and choose the correct value from the options. medium MCQ 2 marks Negative exponent rule
• 16 Evaluate (5^2 - 3^3)/(7^-1). hard 4 marks Negative exponent in denominator