JIPMAT (QA) PYQs

Two identical solid cubes of side 5 cm are joined end to end. Then the total surface area of the resulting cuboid is:

If each side of a cube is decreased by $19 \%$, then the decrease in surface area is :

The length of canvas 1.1 m wide required to build a conical tent of height 14m and the floor area 346.5 $m^{2}$ is