Answer: hi
Step-by-step explanation:
hi
3 nd 4
Step-by-step explanation:
hope this helps
Answer:
46.22
Step-by-step explanation:
Class A total= 23 x 13= 299
Clas B total= 57 x 28= 1596
total score= 299 + 1596 = 1895
total mean= 1895 ÷ (13+28) = 1895 ÷ 41
= 46.22
Answer:
1st is correct
Step-by-step explanation:
Like charges repel each other.
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