A student obtained 60 marks in English, 75 in Hindi, 63 in Mathematics, 59 in Economics and 55 in Statistics. Calculate weighted mean of the marks if weights are respectively 2, 1, 5, 5 and 3.

Arnav scored 63 marks in English, 57 in Hindi, 82 in Mathematics, 55 in Social Science and x in Science. If the average he scored is 60, find the average of best four of them.

A student obtained the following marks in percentages in his semester examination English 50, Maths 65, Statistics 70, Economics 58 and Accountancy 63. The weights of these subjects are 2, 2, 1, 1 and 1 respectively. What is the weighted arithmetic mean? (a) 60 (b) 61 (c) 62 (d) 63

A candidate obtains the marks in subjects English 60 Hindi 75 , Mathematics 63 , Physics 59 and Chemistry 55 . In the weights of 1,2,1,3,3 respectively are alloted to the subjects then the candidates weighted mean is

A student obtains the following marks ( out of maximum of 100) in different subjects with different weights. Calculate weighted mean. Also calculate simple mean.

A student obtained the following marks per centage in an examination English - 50, Accounts - 75, Economics - 60, B Std.-80, Hindi - 55. If weights are 2, 3, 3, 2, 1, respectively allotted to the subjects, his weighted mean is

A student obtains the following percentage in an examination. (i) Find out simple mean marks , if all subjectes are given equal weight. (ii) Find out weighted mean marks, if the respective weights are 1,2,1,2,3

Jayant scored 33 marks in English, 38 marks in Mathematics, 36 marks in Sociology, 28 marks in Hindi and 34 marks in Economics. The maximum marks a students can score in each subject is 100. How much percentage did Jayant get in this exam?

60 students of Section A of Class XI, obtained 40 mean marks in Statistics, 40 students of Section B obtained 35 mean marks in Statistics. Find out mean marks in Statistics for Class XI as a whole.