5.Math – Square Rectangle

2. The length of the side of a square (5.0 cm x 5.0 cm) is increased by 1%. By what percentage (%), the area of the square increases?

(1) 1% (2) 2%

(3) 2.5 % (4) 4%

Q.4 The volume of a cube of side 10.0 cm is changed by increasing its sides by 1.0%. The percentage increase in the volume of the cube is 

1.~1%                                 2.~ 6%

3.~3%                                  4.~10 %