Answer:
See explanation
Step-by-step explanation:
2,547 / 4 = 636.75 There are 636 stacks with 3 tires left over.
4 tires at 65 each = $260
4 tires at 2 for 120 = $240
He should buy 2 sets of 2 tires for $120 and save $20.
Answer:
Step-by-step explanation:
We are given that 30% of California residents have adequate earthquake supplies.
a) Ramon variable X denotes the number of the california residents that have adequate earthquake insurance
B) x can take value 1 ,2 ,3 ......
C)The distribution of random variable is geometric distribution with parameter p=0.3
The pmf of geometric distribution is

D)P(X=1) or P(X=2)=P(X=1)+P(X=2)
P(X=1) or P(X=2)=
E)

F)

p is the resident who does not have adequate earthquake supplies.
p = 1-0.3 = 0.7

G)
Answer:
Area of the parallelogram= 
Step-by-step explanation:
Area of a parallelogram = Length * Perpendicular height
To find the perpendicular height of the parallelogram:
Using given angle 60° in the triangle.


Area of the Parallelogram:

Area of the parallelogram= 
The answer is D............