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. […]

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## 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 […]

## ML Aggarwal CBSE Solutions Class 7 Math Seventh Chapter Ratio and Proportion Exercise 7.1

ML Aggarwal CBSE Solutions Class 7 Math 7th Chapter Ratio and Proportion Exercise 7.1 (1) Express the following ratios in simplest form: (i) 1/6:1/9 (ii) 9/2:9/8 (iii) 1/5:1/10:1/15 (2) Find the ratio of each of the following in simplest form: (i) Rs. 5 to 50 paise (ii) 3 km to 300 m (iii) 9 m […]

## ML Aggarwal CBSE Solutions Class 7 Math Sixth Chapter Linear Equations Exercise 6.2

ML Aggarwal CBSE Solutions Class 7 Math 6th Chapter Linear Equations Exercise 6.2 (1) If 7 is added to five times a number, the result is 57. Find the number. Solution No. 1: (2) Find the number, such that one-fourth of the number is 3 more than 7. (3) A number is as much greater […]

## ML Aggarwal CBSE Solutions Class 7 Math Sixth Chapter Linear Equations Exercise 6.1

ML Aggarwal CBSE Solutions Class 7 Math 6th Chapter Linear Equations Exercise 6.1 (1) Solve each of the following equations: (i) x + 6 = 8 (ii) 2 – x = 5 (iii) 4x = -6 (iv) x/2 = 5 (v) 2y – 3 = 2 (vi) 4 – 5y = 2 (2) Solve the […]

## ML Aggarwal CBSE Solutions Class 7 Math Fifth Chapter Algebraic Expressions Exercise 5.3

ML Aggarwal CBSE Solutions Class 7 Math 5th Chapter Algebraic Expressions Exercise 5.3 (1) if m = 2, find the value of: (i) 3m – 5 (ii) 9 – 5m (iii) 3m2 – 2m – 7 (iv) 5/2 m – 4 Solution 01 Number: (2) if p = -2, find the value of: (i) 4p […]

## ML Aggarwal CBSE Solutions Class 7 Math Fifth Chapter Algebraic Expressions Exercise 5.2

ML Aggarwal CBSE Solutions Class 7 Math 5th Chapter Algebraic Expressions Exercise 5.2 Exercise 5.2 Solution (1) 7x, -3x (ii) 6x, -11x (iii) -9×2 (iv) 3ab2, -5ab2 (v) 1/2 pq, -1/3 pq (vi) 5x3y, -2/3 x3y (2) Add: (i) 3x, -5x, 7x (ii) 7xy, 2xy, -8xy (iii) -2abc, 3abc, abc (iv) 3mn, -5mn,8mn, -4mn (v) […]