Exams

Find the average of all prime numbers between 20 and 50.

What are the co-ordinates of the centroid of a triangle, whose vertices are A(2 , 5), B(-4 , 0) and C(5 , 4)?

The line graph shows the number of deaths due to rail accidents in a certain state. Study the graph and answer the question.

The number of deaths in 2017 were greater than that in 2013 by _________.

If selling price and cost price of an article are Rs. 684.25 and Rs. 595 respectively, then what is the profit percentage?

The given table represents the marks obtained by four students W, X, Y and Z in four subjects P, C, B and M, with the maximum marks in each subject being 100.

The average marks of the four students in P and C together (round to one decimal) is

Which part of the brain regulates breathing?

A word is represented by only one set of numbers as given in any one of the alternatives. The sets of numbers given in the alternatives are represented by two classes of alphabets as shown in the given two matrices. The columns and rows of Matrix-I are numbered from 0 to 4 and that of Matrix-II are numbered from 5 to 9. A letter from these matrices can be represented first by its row and next by its column, for example 'B' can be represented by 23, 42 etc and 'N' can be represented by 95, 96 etc. Similarly, you have to identify the set for the word 'SALT'.

The total surface area of a cube is 73.5 sq.cm. Find its side (in cm).