Question : Possible lengths of the three sides of a triangle are:

Option 1: 2 cm, 3 cm, and 6 cm

Option 2: 3 cm, 4 cm, and 5 cm

Option 3: 2.5 cm, 3.5 cm, and 6 cm

Option 4: 4 cm, 4 cm, and 9 cm

Question : The volume of a cone whose radius of a base and height are $r$ cm and $h$ cm respectively, is 400 cm³. What will be the volume of a cone whose radius of base and height are $2r$ cm and $h$ cm respectively?

Option 1: 100 cm³

Option 2: 1600 cm³

Option 3: 1200 cm³

Option 4: 800 cm³

Question : The radius and height of a cylinder are in the ratio 4: 7 and its volume is 2816 cm³. Find its radius. (Take $\pi=\frac{22}{7}$ )

Option 1: 5 cm

Option 2: 7 cm

Option 3: 8 cm

Option 4: 6 cm

Question : The diagonal of a cuboid of length 5 cm, width 4 cm, and height 3 cm is:

Option 1: $5\sqrt2$ cm

Option 2: $2\sqrt5$ cm

Option 3: $12$ cm

Option 4: $10$ cm