Question

Goone number of students in which two close
are equal
NO
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Student​

Answer 1

Answer:

(ii) A and B are not in adjacent rooms.

Step-by-step explanation:

There are 2 students A & B in a group of n students. Find the number of ways of assigning the n students to a line of n single rooms such that (i) A and B are in adjacent rooms, and (ii) A and B are not in adjacent rooms.

Answer 2

Step-by-step explanation:

MATHS

Two solid cylinders, one with diameter 60 cm and height 30 cm and the other with radius 30 cm and height 60 cm, are melted and recasted into a third solid cylinder of height 10 cm. Find the diameter of the cylinder formed.