A student scored marks 46 % in English, 67 % in Maths, 53 % in Hindi, 72 % in History and 58 % in Economics. As compared to other subject weightage given to Mathematics, then find weightage mean marks of students.

Question

Filo · Accepted Answer

As per questionx1​=46,x2​=67,x3​=53,x4​=72,x5​=58Let weightage of Hindi, History and Economics = xThe weightage of Maths = 2xand of English = 3xSo, here w1​=3x,w2​=2x,w3​=x,w4​=x,w5​=xThen, weightage arithmetic meanXˉ=∑wi​∑xi​wi​​     =w1​+w2​+w3​+w4​+w5​w1​x1​+w2​x2​+w3​x3​+w4​x4​+ w5​x5​​     =3x+2x+x+x+x(46)(3x)+67(2x)+53x+72x+58x​      =8x138x+134x+53x+72x+58x​      =8x455x​=8455​=56.865 marks

Question Text	A student scored marks 46 % in English, 67 % in Maths, 53 % in Hindi, 72 % in History and 58 % in Economics. As compared to other subject weightage given to Mathematics, then find weightage mean marks of students.
Answer Type	Text solution:1
Upvotes	150

A student scored marks 46 % in English, 67 % in Maths, 53 % in Hindi, 72 % in History and 58 % in Economics. As compared to other subject weightage given to Mathematics, then find weightage mean marks of students.

Text solutionVerified

Practice questions from similar books