Category: Class 7

New Learning Composite Mathematics Class 7 SK Gupta Anubhuti Gangal Percentage and Its Applications Chapter 8E Solution

New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 7 Percentage and Its Applications Self Practice 8E Solution (1) Ravi’s class has 19 boys and 12 girls. What is its percentage composition? (2) Chalk contains 10% calcium, 3% carbon and 12% oxygen. Find the amount of carbon and calcium (in grams) in 2 and 1/2 […]

New Learning Composite Mathematics Class 7 SK Gupta Anubhuti Gangal Percentage and Its Applications Chapter 8B Solution

New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 7 Percentage and Its Applications Self Practice 8B Solution Find. (1) (a) 25% of 32 (b) 16-1/3% of 390 (c) 50% of 29 (d) 33-1/3% of 150 (e) 20% of 775 (f) 15% of 3000 (g) 28% of 1225 (h) 18% of 2650 (2) (a) 10% […]

New Learning Composite Mathematics Class 7 SK Gupta Anubhuti Gangal Percentage and Its Applications Chapter 8A Solution

New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 7 Percentage and Its Applications Self Practice 8A Solution (1) Express each of the following as a percentage. (a) (i) 1/5 (ii) ¾ (iii) 17/50 (iv) 11/20 (v) 2-9/10 (vi) 2-8/25 (b) (i) 0.3 (ii) 0.47 (iii) 0.89 (iv) 1.05 (v) 0.09 (vi) 0.769 (vii) 3 […]

New Learning Composite Mathematics Class 7 SK Gupta Anubhuti Gangal Ratio and Proportion and Unitary Method Chapter 7A Solution

New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 7 Ratio and Proportion and Unitary Method Self Practice 7A Solution (1) Express each of the following ratios in its simplest form. (a) A length of 6 cm to a length of 8 cm. (b) An area of 20 cm square to an area of 45 […]

New Learning Composite Mathematics Class 8 SK Gupta Anubhuti Gangal Algebraic Expressions Chapter 5C Solution

New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 8 Algebraic Expressions Self Practice 5C Solution (1) Subtract (a) 2x from 7x (b) -5a from -2a (c) 3b2 from -5b2 (d) -2xy from 0 (e) -8cd from 8cd (f) 3(x + y) from 4(x + y) (2) Subtract the lower expression from the upper expression. […]

New Learning Composite Mathematics Class 7 SK Gupta Anubhuti Gangal Linear Equations in One Variable Chapter 6C Solution

New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 7 Linear Equations in One Variable Practice 6C Solution (1) The number decreased by 7 is 25, find the number. (2) The number increased by 10 is 16, find the number. (3) The number is multiplied by 2, and 8 is added to the product, the […]