NCERT Class 8

2. In a Television game show, the prize money of Rs.1,00,000 is to be divided equally amongst the winners. Complete the following table and find whether the prize money given to an individual winner is directly or inversely proportional to the number of winners: 00 2. In a Television game show 7. Suppose 2 kg [...]

10. A loaded truck travels 14 km in 25 minutes. If the speed remains the same, how far can it travel in 5 hours? 10. A loaded truck travels 14 km in 25 minutes. If the speed remains the same how far can it travel in 5 hours? October 12, 2020 Category: Chapter 13 - [...]

9. A 5 m 60 cm high vertical pole casts a shadow 3 m 20 cm long. Find at the same time (i) the length of the shadow cast by another pole 10 m 50 cm high (ii) the height of a pole which casts a shadow 5 m long. 7. Simplify. (ii) 3^5 x [...]

8. Rashmi has a road map with a scale of 1 cm representing 18 km. She drives on a road for 72 km. What would be her distance covered in the map? 8. Rashmi has a road map with a scale of 1 cm representing 18 km. She drives on a road for 72 km. [...]

7. Suppose 2 kg of sugar contains 9×10^6 crystals. How many sugar crystals are there in (i) 5 kg of sugar? (ii) 1.2 kg of sugar? 7. Suppose 2 kg of sugar contains 9×10^6 crystals. How many sugar crystals are there in (i) 5 kg of sugar? (ii) 1.2 kg of sugar? October 12, 2020 [...]

1. What will be the unit digit of the squares of the following numbers? i. 81 ii. 272 iii. 799 iv. 3853 v. 1234 vi. 26387 vii. 52698 viii. 99880 ix. 12796 x. 55555 1. What will be the unit digit of the squares of the following numbers? i. 81 ii. 272 iii. 799 iv. [...]

6. In a model of a ship, the mast is 9 cm high, while the mast of the actual ship is 12 m high. If the length if the ship is 28 m, how long is the model ship? 6. In a model of a ship how long is the model ship? the mast is [...]

5. A photograph of a bacteria enlarged 50,000 times attains a length of 5 cm as shown in the diagram. What is the actual length of the bacteria? If the photograph is enlarged 20,000 times only, what would be its enlarged length? 000 times attains a length of 5 cm as shown in the diagram. [...]

4. A machine in a soft drink factory fills 840 bottles in six hours. How many bottles will it fill in five hours? 4. A machine in a soft drink factory fills 840 bottles in six hours. How many bottles will it fill in five hours? October 12, 2020 Category: Chapter 13 - Direct and [...]

3. In Question 2 above, if 1 part of a red pigment requires 75 mL of base, how much red pigment should we mix with 1800 mL of base? 3. In Question 2 above how much red pigment should we mix with 1800 mL of base? if 1 part of a red pigment requires 75 [...]