Answer:
c
Step-by-step explanation:
when you multiply 25* 7 you get 175 then you divide it by 60 which gives you 2.911 so its 2 hours and 55 min. I hope that was right and that was helpful
Answer:
The correct option is a
Step-by-step explanation:
From the question we are told that
The sample size is n = 415
The sample proportion is
Now
The null hypothesis is
The alternative hypothesis is
The test statistics is mathematically evaluated as
substituting values
30 times 86 equals 2580 and 4 times 86 equals 344 add those together and you get 2924