Question

Question: In a class of 22 students, 21 students get an average of 44 marks. If the remaining students get 66 marks, the average marks of the whole class is--

Answer 1

Answer:

45

Step-by-step explanation:

if 21 students get an avarage of 44 marks then

let's think of total of everyone's mark is X

then,

X/21 = 44

X = 44•21

X = 924

now, 924+66/22 will equal to your answer

which is 45

Answer 2

Answer:

4 5

Step-by-step explanation:

Given : In a class of 2 2 students , 2 1 students get an average of 4 4 marks. If the remaining students get 6 6 marks ,

To find : the average marks of the whole class is

Solution : if 2 1 students get an average of 4 4 marks then

let's think of total of everyone's mark is X

then ,

X / 2 1 = 4 4

X = 4 4 • 2 1

X = 9 2 4

now, 9 2 4 + 6 6 /2 2 will equal to your answer

Hence ,

4 5 is the correct answer of this question .

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