MEDIUM
Earn 100

A hole is to be dug in the form of a frustum of a pyramid. The top is to be a square of side and the bottom a square of . The depth of the hole is to be . Calculate the volume of the earth to be removed.
Important Questions on Surface Areas and Volumes
MEDIUM

EASY

EASY
Quantity : Area of square is , whose perimeter is equal to perimeter of rectangle. Length of the rectangle is more than breadth of the rectangle. Find the area of rectangle.
Quantity : .

MEDIUM

EASY

EASY

HARD

MEDIUM

EASY

EASY

MEDIUM
Calculate the surface area of the solid shown in the figure excluding the bottom surface:


HARD

EASY

EASY

MEDIUM

MEDIUM

EASY

HARD

MEDIUM

