A solid cube is made using 64 small cubes. How many of these small cubes are not visible at all -

Find the odd word from the following:

The ratio of the number of girls to the number of boys in a town is 90 %. If the total number of boys and girls in the town is 190, how many girls are in the town? 

A series is given, with one term missing. Choose the correct alternative from the given options that will complete the series.
51    (?)    57      65      81    

How many circles in the figure?

Directions: - In each of the following questions, five words are given. Which of them will come to arrange the following words according to the English dictionary order?
1. Globe 2. Group 3. Glitch 5. Glade 

In each of the following questions, select the related letter/word/ figure/ number from the given alternatives.
Ramanujan: Mathematician:: Sushruta:?

Three-position of a dice are given below. Identify the number on the face opposite to 6.