Step-by-step explanation:
12 3/4 + 5 = 17 3/4 since you only have to add the whole numbers
same for subtraction
12 3/4 - 5 = 7 3/4
Answer:
1 I believe if your asking in in simplified form and if 8/7 and 7/8 are multiplied
Step-by-step explanation:
Answer:
Step-by-step explanation:
Let's call p the probability that a passenger shows up.
Then we know that:
Then we took a sample of n = 6 passengers.
We can calculate the probability that less than 4 are presented using the binomial formula:
Where x is the number of passengers that show up, n is the number of selected passengers, p is the probability that a passenger shows up.
Then we look for:
Answer:
c
Step-by-step explanation: