Answer:b
Step-by-step explanation:
Answer:
For the given explanation we see that two life times are not independent
Step-by-step explanation:
probability for X (for x≥ 0)


e⁻ˣ
Probability for X exceed 3
= 
= 
= 
probabilty for y≥ 0 is


Answer: x = 0.2y + 5
Step-by-step explanation:
$0.20 * y (number of quarter hours) + an extra $5 = x (the total amount)
Answer: 2/3
Step-by-step explanation: In this problem, we have 8/15 ÷ 4/5. Dividing by a fraction is the same as multiplying by its reciprocal. In other words, we can change the division sign to multiplication and flip the second fraction.
8/15 ÷ 4/5 can be rewritten as 8/15 × 5/4
Now, we are simply multiplying fractions so we multiply across the numerators and multiply across the denominators.
8/15 × 5/4 = 40/60 = 2/3
Answer:
Compute the cost of driving for two different job options.
Driving costs 0.50 dollars per mile. Driving occurs 250 days per year.
Job 1
Miles each way 5
What is the cost of driving?
Job 2
Miles each way 50
What is the cost of driving?