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 […]

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## 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 […]

## ML Aggarwal CBSE Solutions Class 7 Math Eighth Chapter Percentage and its Application Exercise 8.3

ML Aggarwal CBSE Solutions Class 7 Math 8th Chapter Percentage and its Application Exercise 8.3 (1) Rohan bought a calculator for Rs. 760 and sold it for Rs. 874. Find his profit and profit percentage. (2) Kriti bought a saree for Rs. 2500 and sold it for Rs. 2300. Find her loss and loss percent. […]

## ML Aggarwal CBSE Solutions Class 7 Math Eighth Chapter Percentage and its Application Exercise 8.2

ML Aggarwal CBSE Solutions Class 7 Math 8th Chapter Percentage and its Application Exercise 8.2 (1) Find: (i) 15% of 250 (ii) 25% of 120 litres (iii) 1% of 1 hour (iv) 75% of 1 kg (v) 120% of Rs. 250 (vi) 0.6% of 2 km (2) 8% children of a class of 25 like […]

## ML Aggarwal CBSE Solutions Class 7 Math Eighth Chapter Percentage and Its Application Exercise 8.1

ML Aggarwal CBSE Solutions Class 7 Math 8th Chapter Percentage and Its Application Exercise 8.1 (1) Convert the following percents into fractions in simplest form: (i) 25% (ii) 150% (iii) 15/2% (iv) 100/3% (2) Convert the following fractions into percents: (i) 1/8 (ii) 5/4 (iii) 9/16 (iv) 3/7 (v) 11/15 (vi) 11/8 (3) (i) 6 […]

## ML Aggarwal CBSE Solutions Class 7 Math Seventh Chapter Ratio and Proportion Exercise 7.3

ML Aggarwal CBSE Solutions Class 7 Math 7th Chapter Ratio and Proportion Exercise 7.3 (1) 6 bowls cost Rs. 90. What would be cost of 10 such bowls? (2) Ten pencils cost Rs. 15. How many pencils can be bought with Rs. 72? (3) 400 grams cake costs 80 rupees. How much would a 1.5 […]

## ML Aggarwal CBSE Solutions Class 7 Math Seventh Chapter Ratio and Proportion Exercise 7.2

ML Aggarwal CBSE Solutions Class 7 Math 7th Chapter Ratio and Proportion Exercise 7.2 (1) Which of the following statements are true? (i) 2.5 : 1.5 :: 7.0 : 4:2 (ii) 1/2 : 1:3 = 1/3: 1/4 (iii) 24 men : 16 men = 33 horses : 22 horses. (2) Check whether the following numbers […]