In a maths test (out of 20 marks maximum) the 13 boys in the class scored a
mean of 12 marks. The 12 girls' mean was 15 marks. What was the mean for
the whole class? (1 d.p.)
Answers
Answered by
2
Answer:
WHAT IS THIS A AT LAST ON 1ST PARAGRAPH
Answered by
1
Answer:
nothing
Step-by-step explanation:
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uikoogdetn
hkfyj8 hai kya
it to s sh n ji hi hh s et
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