How many lines are there in the image given below? [Figure: see page 3 of source PDF]

Given below is a series of numbers. Which number will replace the question mark? 101, 103, 107, 109, ?, 127, 131, 137, 139, 149, 151, 157, 163

How many configurations of blocks appear only once in the figure given below? [Figure: see page 3 of source PDF]

How many different types of characters appear in the figure given below? [Figure: see page 2 of source PDF]

What is the number of fonts used in the words given below? Mango Papaya Apple Banana Pineapple Orange Grapes Pear Guava Tomato Pomegranate [Figure: see page 4 of source PDF]

What is the maximum number of whole cuboids of length = 2 cm, breadth = 1 cm and height = 1 cm that can be packed into a larger cuboid of length = 3 cm, breadth = 3 cm and height = 11 cm?

Prof. Paittiyam, in an attempt to create the world’s most delicious dish, managed to merge a cylindrical Idli (diameter = 17 cm, height = 6 cm) with a torus shaped medu wada (inner hole diameter = 2 cm, outer diameter = 16 cm, and tube diameter i.e. height of torus = 7 cm) such t…

What is the maximum number of equilateral triangles (side 3 cm) that can be placed in a square of side 6.8 cm without overlapping each other?

How many triangles are there in the figure shown below? [Figure: see page 4 of source PDF]