New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 8 Squares and Square Roots, Cubes and Cube Roots Self Practice 3E Solution (1) Find the cubes of the following numbers. (a) 12 (b) 15 (c) 30 (d) 200 (e) -3/7 (f) 11/8 (g) 0.4 (h) 0.9 (i) 0.02 (j) -20/9 SOLUTION Number 1: (2) Which […]

### Category: S.K. Gupta & Anubhuti Gangal

## New Learning Composite Mathematics Class 8 SK Gupta Anubhuti Gangal Squares and Square Roots, Cubes and Cube Roots Chapter 3D Solution

New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 8 Squares and Square Roots, Cubes and Cube Roots Self Practice 3D Solution (1) Find the least number which must be substracted from each of the following numbers to make it perfect square. (a) 740 (v) 1535 (c) 7926 SOLUTION Number 1: (2) Find the least […]

## New Learning Composite Mathematics Class 8 SK Gupta Anubhuti Gangal Squares and Square Roots, Cubes and Cube Roots Chapter 3C Solution

New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 8 Squares and Square Roots, Cubes and Cube Roots Self Practice 3C Solution Find the square root of each of the following numbers by long division method. (1) (a) 484 (b) 841 (c) 1849 (d) 2704 (e) 4624 (f) 6724 (g) 7569 (h) 9801 SOLUTION Number […]

## New Learning Composite Mathematics Class 8 SK Gupta Anubhuti Gangal Squares and Square Roots, Cubes and Cube Roots Chapter 3B Solution

New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 8 Squares and Square Roots, Cubes and Cube Roots Self Practice 3B Solution (1) Find the two square roots of the following numbers. (a) 4 (b) 81 (c) 196 (d) 400 (e) 441 (f) 0.0049 (g) 0.0001 (h) 49/16 (i) 9/4 (j) 0.0289 (2) Evaluate the […]

## New Learning Composite Mathematics Class 8 SK Gupta Anubhuti Gangal Squares and Square Roots, Cubes and Cube Roots Chapter 3A Solution

New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 8 Squares and Square Roots, Cubes and Cube Roots Self Practice 3A Solution (1) Find the following squares: (a) 122 (b) 92 (c) 282 (d) 392 (e) 2152 (2) Factories and find the which of the following numbers are not perfect squares. (a) 784 (b) 1296 […]

## New Learning Composite Mathematics Class 8 SK Gupta Anubhuti Gangal Powers (Exponents) Chapter 2b Solution

New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 8 Powers (Exponents) Self Practice 2b Solution (1) Find each value (a) 10-4 (b) 10-7 (c) 10-8 (d) 10-10 (2) Write each number in scientific notation. (a) 5,700,000 (b) 8,19,000 (c) 4,000,000,000 (d) 56,000 (3) (a) 0.000053 (b) 0.000000084 (c) 0.0009 (d) 0.0603 SOLUTION Number 1,2 […]

## New Learning Composite Mathematics Class 8 SK Gupta Anubhuti Gangal Powers (Exponents) Chapter 2a Solution

New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 8 Powers (Exponents) Self Practice 2a Solution Evaluate (1) (a) 90 (b) (1/3)0 (c) (-64/21) (d) (395.008)0 (e) (3xy/ab –z) (f) 1/a0 + b0 + c0 (g) (80 – 20)x 250 (h) (350 + 20 + 30) ÷ 3 (2) Simplifying giving the answer as a […]

## New Learning Composite Mathematics Class 8 SK Gupta Anubhuti Gangal Rational Numbers Chapter 1F Solution

New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 8 Rational Numbers Self Practice 1F Solution (1) A group of friends hike 23/4 km, stops for lunc, and then hike another 16/5 km. How far did they hike? (2) Ms Joshi walks her dog 4/5 km each day. What is the total distance that Ms […]

## New Learning Composite Mathematics Class 8 SK Gupta Anubhuti Gangal Rational Numbers Chapter 1E Solution

New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 8 Rational Numbers Self Practice 1E Solution Find: (1) (a) One Rational number between (a) 6 and 8 (b) -3 and 9 (c) 1/3 and 1/4 (d) -1/8 and 3/16 (2) Two rational numbers between (a) 4 and 7 (b) -1 and 6 (c) 1/2 and […]

## New Learning Composite Mathematics Class 8 SK Gupta Anubhuti Gangal Rational Numbers Chapter 1D Solution

New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 8 Rational Numbers Practice 1D Solution (1) State the property used by the following statements. (a) -7/8 x 11/15 = 11/15 x -7/8 (b) 6/7 x 7/6 = 1 (c) -1/8 + 1/8 = 0 (d) -21/29 + 6/19 = 6/19 + (-21/29) (e) -23/70 x […]