A hollow sphere with external and internal diameters as 24 cm and 16 cm, respectively, is melted into a cylinder with a base diameter of 32 cm. The height of the cylinder is closest to:

Consider the given statement and decide which of the following assumptions is/are implicit in the statement.
Statement:
The headmistress called for a meeting for all staff members to discuss on discipline issues.
Assumptions:
I. There were some discipline issues that were raised earlier.
II. The headmistress wants to address all of them together.

In an auditorium, the number of rows is equal to the number of chairs in each row. If there are 5184 chairs in total. how many rows are there?

Look carefully at the sequence of symbols to find the pattern.

Which of the following will replace the (?) in the sequence?

From a square plate with each side 7 cm, squares of area 0.25 $$cm^2$$ are cut out at each corner and the remaining plate is folded along the cuts to form a cuboid. The volume of this open-top cuboid will be .........$$cm^3$$.