I don't understand the question. Can I have some context?
Answer:
possible answers are shown in picture.
Step-by-step explanation:
Answer:
100
Step-by-step explanation:
Multiply 40 by 3 because 40 is 1/3 and find the answer for 3/3.
I got 120, subtract 20 from 120 beacause there is 20 silver cards. The answer is 100
Answer:
Is expected that 90% of the time the temperature in Butterworth will be between 66.6 deg F and 85.37 deg F.
Step-by-step explanation:
The middle range of temperatures that occur on 90% of the days (upper limit and lower limit) can be calculated as:

For a 90% interval, z is equal to 1.6449,

Is expected that 90% of the time the temperature in Butterworth will be between 66.6 deg F and 85.37 deg F.