NCERT Class 8

129. A king wanted to reward his advisor, a wise man of the kingdom. So he asked the wiseman to name his own reward. The wiseman thanked the king but said that he would ask only for some gold coins each day for a month. The coins were to be counted out in a pattern [...]

128. A 5.5m long ladder is leaned against a wall. The ladder reaches the wall to a height of 4.4m. Find the distance between the wall and the foot of the ladder. 128. A 5.5m long ladder is leaned against a wall. The ladder reaches the wall to a height of 4.4m. Find the distance [...]

127. Rahul walks 12m north from his house and turns west to walk 35m to reach his friend’s house. While returning, he walks diagonally from his friend’s house to reach back to his house. What distance did he walk while returning? 127. Rahul walks 12m north from his house and turns west to walk 35m [...]

126. 8649 students were sitting in a lecture room in such a manner that there were as many students in the row as there were rows in the lecture room. How many students were there in each row of the lecture room? 81. 999 is a perfect cube. July 15, 2021 Category: Chapter 6 - [...]

125. A General wishes to draw up his 7500 soldiers in the form of a square. After arranging, he found out that some of them are left out. How many soldiers were left out? 125. A General wishes to draw up his 7500 soldiers in the form of a square. After arranging he found out [...]

124. A hall has a capacity of 2704 seats. If the number of rows is equal to the number of seats in each row, then find the number of seats in each row. 124. A hall has a capacity of 2704 seats. If the number of rows is equal to the number of seats in [...]

123. Find the number of plants in each row if 1024 plants are arranged so that number of plants in a row is the same as the number of rows. 123. Find the number of plants in each row if 1024 plants are arranged so that number of plants in a row is the same [...]

121. Find the side of a square whose area is equal to the area of a rectangle with sides 6.4m and 2.5m. 121. Find the side of a square whose area is equal to the area of a rectangle with sides 6.4m and 2.5m. July 15, 2021 Category: Chapter 6 - Squares and Square Roots [...]

120. How many square metres of carpet will be required for a square room of side 6.5m to be carpeted. 120. How many square metres of carpet will be required for a square room of side 6.5m to be carpeted. July 15, 2021 Category: Chapter 6 - Squares and Square Roots , Chapter 7 - [...]

119. Three numbers are in the ratio 1:2:3 and the sum of their cubes is 4500. Find the numbers. 119. Three numbers are in the ratio 1:2:3 and the sum of their cubes is 4500. Find the numbers. July 15, 2021 Category: Chapter 6 - Squares and Square Roots , Chapter 7 - Cubes and [...]