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- If the radius of a circle is increased by 50%, the perimeter of the circle will increase by
- 20%
- 30%
- 40%
- 50%
- 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 %
Related
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