class 9 maths chapter 4 mcq

If the area of a square is 16 hectares, then the length of its side is ? 1. 4m 2. 400m 3. 40 m 4. 0.4 hectameter

The least natural number by which 1152 shall be multiplied to make it a perfect cube? 1. 6 2. 2 3. 8 4.16

If the length and breadth of rectangular field a are in the ratio 4 : 3 and the area of the field is 1 hectare 2288 sq.mts, then its perimeter is : 1. 224 meters 2. 44.8 meters 3. 448 meters 4. 448 decimeters

If a group is to be an abelian, it should satisfy : 1. Commutative property 2. Multiplicative distributive property 3. Ordered properties 4. All of these