65 x6 = 390
80 x 3= 240
390+240 = 630
Answer:
your will be A
Step-by-step explanation:
hoped i helped and can i get brainiest pls
The correct answe would be 4 all functions are at the same rate
N = 20, the number of questions
p = 1/5 = 0.2, the probability of making a correct guess
q = 1 - p = 0.8, the probability of making an incorrect guess.
Expected success = 60% or 6 of 10.
From the binomial distribution,
P(6 of 10) = ₁₀C₆ p⁶q⁴
= 210*0.2⁶*0.8⁴ = 0.0055
Answer: 0.0055
Answer:
Step-by-step explanation:
12.66-n=7.64
12.66-7.64=n
5.02=n
