MEDIUM
8th CBSE
IMPORTANT
Earn 100
Rahul walks north from his house and turns west to walk 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?
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Important Questions on Square-Square Root and Cube-Cube Root
HARD
8th CBSE
IMPORTANT
A long ladder is leaned against a wall. The ladder reaches the wall to a height of . Find the distance between the wall and the foot of the ladder.
EASY
8th CBSE
IMPORTANT
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 of one coin for the first day, coins for the second day, coins for the third day and so on for days. Without making calculations, find how many coins will the advisor get in that month?
MEDIUM
8th CBSE
IMPORTANT
Find three numbers in the ratio the sum of whose squares is .
MEDIUM
8th CBSE
IMPORTANT
Find the smallest square number divisible by each one of the numbers and .
HARD
8th CBSE
IMPORTANT
The area of a square plot is . The length of one side of the plot is .
MEDIUM
8th CBSE
IMPORTANT
Find the square root of by the method of repeated subtraction.
HARD
8th CBSE
IMPORTANT
Three numbers are in the ratio The sum of their cubes is Find the numbers.
MEDIUM
8th CBSE
IMPORTANT
Evaluate:
