Question

arun scored 82 marks n math ajit scored 5 marks less than amit amit scored 4 marks more than average marks of class if avg marks of these 3 boys is 2 more than avg of class find avg marks of class.

Answer 1

Answer:

79

Step-by-step explanation:

let avg. marks of class be x

Arun = 82 ,Amit = x + 4

ajit = x + 4 - 5 = x - 1

[82+ (x - 1) + (x+4)]/ 3 = x + 2

85 + 2x = 3x + 6 => x = 79

Answer 2

Answer:

Avg. marks of class will be 79