Category Archives: Class 8

Chapter 3 Squares and Square Roots – Exercise 3.1 | Set 1 Question 9. Find the greatest number of two digits which is a perfectâ€¦ Read More
Question 1. Which of the following numbers are perfect squares? (i) 484 Solution: Prime factorization of 484 is 484 = 2Ã—2Ã—11Ã—11 By grouping prime factorsâ€¦ Read More
Rational numbers are the types of real numbers that can be written in the form of p/q, where p and q are integers and qâ€¦ Read More
Question 1: Write each of the following as percent: Explanation: To convert into percent, we need to multiply 100 into the given value. Note: Don’tâ€¦ Read More
Reducing equations is a method of solving a complex equation and writing the equation into a simpler form. Not all the equations are in theâ€¦ Read More
Numbers are the mathematical object used to count, measure, and label. The original examples are the natural numbers 1, 2, 3, 4, and so forth.â€¦ Read More
Chapter 3 Squares and Square Roots – Exercise 3.7 | Set 1 Question 11) 9998.0001 Solution: Hence, the square root of 9998.0001 is 99.99. Questionâ€¦ Read More
Question 1: Find the cube roots of the following numbers by successive subtraction of numbers: 1, 7, 19, 37, 61, 91, 127, 169, 217, 271,â€¦ Read More
Chapter 21 Mensuration II (Volume and Surface Areas of a Cuboid and a Cube) – Exercise 21.1 | Set 1 Question 12: A cuboidal blockâ€¦ Read More
Find the square root of the following numbers in the decimal form : Question 1) 84.8241 Solution: Hence, the square root of 84.8241 is 9.21.â€¦ Read More
Solve each of the following equations and verify your solution: Question 1: 9 (1/4) = y – 1 (1/3) Solution:  (37 / 4) = yâ€¦ Read More
Question 1: Find the volume of cuboid whose: i) length = 12 cm, breadth = 8 cm and height = 6 cm ii) length =â€¦ Read More
Question 1: Plot the following points on a graph sheet. Verify if they lie on a line (a) A(4, 0), B(4, 2), C(4, 6), D(4,â€¦ Read More
Chapter 26 Data Handling IV (Probability) – Exercise 26.1 | Set 1 Question 11. A bag contains 4 red, 5 black and 6 white balls.â€¦ Read More
Chapter 6 Algebraic Expressions and Identities  – Exercise 6.3 | Set 1 Explain each of the products as monomials and verify the result in eachâ€¦ Read More