Shown below is a configuration of an isosceles triangle sliced into eight parts, each of the same height. While the first and last parts of the triangle remain fixed, the remaining parts have been displaced horizontally, by multiples of 0.5 cm. What is the area of the grey portion? [Figure: see page 6 of source PDF]

Shown below is an image of multiple footwear items. How many complete pairs are there? [Figure: see page 5 of source PDF]

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? [Figure: see page 6 of source PDF]

Shown below is a strip of paper which is folded multiple times. How many red pawns are placed on the same side of the paper as the blue pawn? [Figure: see page 5 of source PDF]

Shown below are three perspective views of a solid object. How many surfaces does the object have? Assume hidden surfaces to be flat. [Figure: see page 7 of source PDF]

Shown below is a cross-section which is revolved 270 degrees around the P-Q axis, to create a solid. How many surfaces will the resultant solid have? [Figure: see page 4 of source PDF]

A monospaced font is a font in which all characters are exactly of same width. A document uses a monospaced font for typesetting where each character is exactly 0.6 cm wide. A text line in this document contains only 10 words, where each word contains 6 characters. What is the le…

The words given below are written using a particular font. Identify the digit that does not belong to the same font. (Words: 'Electoral Mandate'; digits shown: 8, 6, 0, 9, 5, 2, 1, 4, 7, 3.) [Figure: see page 4 of source PDF]

How many unique patterns are there in the image? [Figure: see page 5 of source PDF]