Answer:
The minimum guaranteed mileage is 
Step-by-step explanation:
From the question we are told that
The mean is 
The standard deviation is 
Generally for the probability to be 4% the minimum guaranteed mileage is evaluated as



=> 
=> 
From the z table, the critical value corresponding to 0.96 to the left of the curve is

So

=> 
Answer:
we conclude that Kiera got the right 63 questions.
Step-by-step explanation:
Total questions = 90
The percentage of correct question = 70%
Using the formula
The number of correct questions = 70% of 90
= [70/100] × 90
= 0.7 × 90
= 63
Therefore, we conclude that Kiera got the right 63 questions.
Answer:
1869.44
Step-by-step explanation:
The 8% of 2032 is 162.56
2032-162.56=1869.44
brainliest if right pls
Answer:
200% of the number she invited.
Step-by-step explanation:
20/10 = 2
2 x 100 = 200
Answer:
John has 12 pairs of pants and 28 pairs of shorts.
Step-by-step explanation:
Given that the ratio of pants to shorts that John has is 3: 7, if John has 12 pairs of pants, to determine then how many pants and shorts does he have the following calculation must be performed:
(12/3) x 7 = X
4 x 7 = X
28 = X
Therefore, John has 12 pairs of pants and 28 pairs of shorts.