Question

Class XII of XYZ International School
has three sections - K, L and M. In
Mathematics examination, the
average marks obtained by these
sections are 72, 60 and 50 respectively.
The average marks of sections K and
L taken together is 69. If the ratio of
the number of students in sections L
and M is 6:7, what is the average score
of all the three sections put together?

Answer 1

Answer:

YOUR CORRECT ANSWER IS 64.7

Step-by-step explanation:

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Answer 2

Answer:

Hey mate!

this is your answer

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