Answer:
5/14 ≈ 35.7%
Step-by-step explanation:
(12 +6) = 18 of the 28 students earned an A or a B. So, the experimental probability that a student did not earn that grade is ...
p(<B) = (28 -18)/28 = 10/28
p(<B) = 5/14 ≈ 35.7%
Answer:
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Step-by-step explanation:
jk im still working on qit
Answer:
121
Step-by-step explanation:
40-30=10 minutes more per day x 31 days = 310minutes in a month with 31 days.
Step-by-step explanation:
-3(-x -3y) = 3( x +3y) = 3x+9y