Instructions:
Shown below are new animals that have been acquired by an Indian Zoo.
Indian Grey Mongoose
Honey Badger
Indian Bison
Indian Pangolin
The Zoo wishes to create a signage to guide visitors around the enclosures of these animals. Create four icons using only BLACK colour to indicate the animal in the enclosure. All icons should be clear and visible, and have a consistent visual language. Draw the icons in the FOUR squares provided in the answer booklet.

Shown on the left is a set of equations. Which option belongs to the same set? 
Shown below is an arrangement of closely stacked spheres. Assume each one to be in contact with its immediate neighbour. What is the total number of points where the spheres touch each other?
The 12 musical notes are given as \( C, C^\#, D, D^\#, E, F, F^\#, G, G^\#, A, A^\#, B \). Frequency of each note is \( \sqrt[12]{2} \) times the frequency of the previous note. If the frequency of the note C is 130.8 Hz, then the ratio of frequencies of notes F# and C is:

