Answer:
3
Step-by-step explanation:
All you need to do is add the fractions (2/5 + 3/5 = 5/5 or 1) and then add the whole numbers (1 + 1 = 2) and then when you add those answers (1 + 2) you get 3! I'm sorry if that was a really bad explanation,, this is my first time answering a question lol.
After 64 days, you will owe
.. 310*(1 +0.18*64/365) = 319.78
You must pay $319.78 on October 15.
This region as the same area as the one in your previous question.
Pr[1 < <em>Z</em> < 2] = Pr[-2 < <em>Z</em> < -1] ≈ 0.14
Answer: 
Step-by-step explanation:
Given : Population mean : 
Standard deviation : 
Sample size : n=35
Significance level : 
Critical value = 
The confidence interval for sample mean is given by :-

i.e. 

Hence, the required interval= 
∣2x+7∣ for x=-4
Use the substitution method
∣2*-4+7∣
Mutiply first then add +7
∣2*-4∣= -8
∣-8+7∣= -1
Whenever there is a negative number for absolute value , the number becomes a + positive number.
∣-1∣= 1
Answer:
1