The ages in years of 10 teacher(ii)What is the range of the ages of the teachers?
(iii)What is the mean age of these teachers?s of a school are: 32, 41, 28, 54, 35, 26, 23, 33, 38, 40
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6
Answer:
350
Step-by-step explanation:
(32+41)+(28+54)+(35+26)+(23+33)+(38+40)
73+82+61+56+78
=350
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