S Chand ICSE Mathematics Class 9 Solution Second Chapter Compound Interest Exercise 2C (1) What amount of money should Mohan invest in a bank in order to get Rs. 1323 in 2 years at 5% compounded annually? (2) Find the sum which amount to Rs. 1352 in 2 years at 4% compound interest. (3) What […]

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## S Chand ICSE Mathematics Class 9 Solution Second Chapter Compound Interest Exercise 2B (O.P. Malhotra, S.K. Gupta, Anubhuti Gangal)

S Chand ICSE Mathematics Class 9 Solution Second Chapter Compound Interest Exercise 2B Calculate the amount and the compound interest by using the formula for compound interest. Principal Rate of Interest Time (in years) (1) Rs. 625 4% 2 (2) Rs. 8000 15% 3 (3) Rs. 1000 10% 3 (4) Rs. 8000 10% half […]

## S Chand ICSE Mathematics Class 9 Solution Second Chapter Compound Interest Exercise 2A (O.P. Malhotra, S.K. Gupta, Anubhuti Gangal)

S Chand ICSE Mathematics Class 9 Solution Second Chapter Compound Interest Exercise 2A Find the compound interest on the following: (1) Principal – Rs. 10000, Rate% p.a. 12% Number of years 2 (2) Principal – Rs. 5000, Rate 10% p.a. Number of years 2 (3) Principal 2800 Rate% p.a. 10%, Number of years 1 and […]

## S Chand ICSE Mathematics Class 9 Solution Sixteenth Chapter Area of Plane Figures Exercise 16D (O.P. Malhotra, S.K. Gupta, Anubhuti Gangal)

S Chand ICSE Mathematics Class 9 Solution Sixteenth Chapter Area of Plane Figures Exercise 16D (O.P. Malhotra, S.K. Gupta, Anubhuti Gangal) (1) Find the area of the trapezium if the: (i) Parallel sides are 3 cm and 6 cm and perp. distance between them is 10 cm. (ii) Parallel sides are 25 m and 33 […]

## S Chand ICSE Mathematics Class 9 Solution Sixteenth Chapter Area of Plane Figures Exercise 16C (O.P. Malhotra, S.K. Gupta, Anubhuti Gangal)

S Chand ICSE Mathematics Class 9 Solution Sixteenth Chapter Area of Plane Figures Exercise 16C (O.P. Malhotra, S.K. Gupta, Anubhuti Gangal) Parallelogram (1) Find the area of a parallelogram whose base and height are as given below: (i) (ii) (iii) (iv) Base 8 cm 2.8 cm 12 mm 6.5 m Height 3 cm 5 […]

## S Chand ICSE Mathematics Class 9 Solution Sixteenth Chapter Area of Plane Figures Exercise 16B (O.P. Malhotra, S.K. Gupta, Anubhuti Gangal)

S Chand ICSE Mathematics Class 9 Solution Sixteenth Chapter Area of Plane Figures Exercise 16B Exercise 16B (1) For any triangle, complete the following table (i) (ii) (iii) (iv) (v) (vi) (vii) Base 6 8 5 X 6 ? ? Height 10 14 20 2x ? 5 11 area ? ? ? ? 30 […]

## S Chand ICSE Mathematics Class 9 Solution Sixteenth Chapter Area of Plane Figures Exercise 16A (O.P. Malhotra, S.K. Gupta, Anubhuti Gangal)

S Chand ICSE Mathematics Class 9 Solution Sixteenth Chapter Area of Plane Figures Exercise 16A Exercise – 16A (1) Find the perimeter and area of the rectangle whose dimensions are (i) 8 cm by 5 cm (ii) 12 m by 9 m (iii) 3.5 m by 2 m Solution: (i) Perimeter = 2 (8 + […]

## S Chand ICSE Mathematics Class 9 Solution Seventeenth Chapter Circle – Circumference and Area Exercise 17A (O.P. Malhotra, S.K. Gupta, Anubhuti Gangal)

S Chand ICSE Mathematics Class 9 Solution Seventeenth Chapter Circle – Circumference and Area Exercise 17A (1) Find the circumference of the circles whose diameters are: (i) 49 cm (ii) 14 cm (iii) 9.8 cm (iv) 7 cm Solution: (2) Find the circumference of the circles whose radii are: (i) 7 cm (ii) 28 cm […]

## S Chand ICSE Mathematics Class 9 Solution Eighteenth Chapter Surface Area and Volume of 3D Solids Exercise 18B (O.P. Malhotra, S.K. Gupta, Anubhuti Gangal)

S Chand ICSE Mathematics Class 9 Solution Eighteenth Chapter Surface Area and Volume of 3D Solids Exercise 18B (1) Find the volume of a rail of uniform cross-section 12.8 cm2, and length 1.26 cm. Solution: Volume of a rail of uniform cross section = area x length = (12.8 x 1,26) cm3 = 16.128 cm3 […]

## S Chand ICSE Mathematics Class 9 Solution Eighteenth Chapter Surface Area and Volume of 3D Solids Exercise 18A (O.P. Malhotra, S.K. Gupta, Anubhuti Gangal)

S Chand ICSE Mathematics Class 9 Solution Eighteenth Chapter Surface Area and Volume of 3D Solids Exercise 18A (1) Find the surface area of the cuboids whose dimensions are: (a) 3m, 4m, 5m (b) 4 cm, 1.7 cm, 2.3 cm Solution: (a) Surface Area = 2(3×4 + 4×5 + 5×3) m2 = 2 (12 + […]