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gabby77778
29.12.2020 •
Mathematics
Please help, I will mark brainliest.
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Ответ:
Step-by-step explanation:
Total number of students who roller skated = 80
Number of students who roller skated with laser tag = 39
Number of students who roller skated with no laser tag = 80 - 39 = 41
Therefore, percentage of students who roller skated with no laser tag =
= 27%
Since, number of students who played laser tag = 85
Percentage of students who played laser tag =
= 55%
Total number of students who played no laser tag = 45% of 154 = 69
Number of students with no roller skates and no laser tag = 69 - 41 = 28
Percentage of students with no roller skates and no laser tag =
= 18%
Percentage of students who played with no rollers skates = (30 + 18)%
= 48%
Laser tag No laser tag Total
Roller skate 25% 27% 52%
No Roller skate 30% 18% 48%
Total 55% 45% 100%
Ответ:
34
Step-by-step explanation:
7 times 4 +28
28+6 = 34
so i simplified...
Plz mark me brainliest!
It's ok if u don't...lol
I hope this helped!!