seoulux
25.08.2020 •
Mathematics
Mark of the student in a certain test is as follows 3, 1, 3, 1, 1, 2, 3, 2, 3, 5, 3, 4, 5, 3, 1, 4, 1, 5, 2, 5 . what is the mean to 1 s.f.?
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Ответ:
2.85
Step-by-step explanation:
count the numbers given to you , which is 20then sum up the numbers , which is 57then divide the two answerswhich is 57/20=2.85Ответ:
0.3, 30%, or 3/10
Step-by-step explanation:
Andrea ate 1/4 of the pizza.
1/4 = 0.25
Her brother ate 35% of the pizza.
35% = 0.35
Her mom at 0.10 of the pizza.
1 - 0.25 - 0.35 - 0.10 = 0.3 of the pizza
0.3 = 30% = 3/10