Plz help , due in 40 mins
1st and 2nd half
score=45 and 30
weight=a and b
the wei...
Mathematics, 19.12.2020 06:20 djemdn
Plz help , due in 40 mins
1st and 2nd half
score=45 and 30
weight=a and b
the weighted mean score is 38. Find a:b.
Answers: 1
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