Answer:

Step-by-step explanation:
The problem can be modeled by using the compound growth formula.
Given, Initial number P_0 of people who Nicholas sent the chain letter t=50
The growth rate, r =99%=0.99
Period of Growth,k =12 Weeks

Therefore, in any week (t) after Nicholas initially sent the mail, the number of people who receive the email is modeled by the function:

Answer:
D.
Step-by-step explanation:
Two events A and B are independent when

where
is the probability that event A occurs given that event B has occured.
A = randomly selected person is from California
B = randomly selected person preferred brand A
A|B = being a person from California and preferring brand A.
Hence,

Since
events are independent.
Answer:
13.1
Step-by-step explanation:
HE RIDES 13.1 miles in 5 days
You multiply 2.6 times 5 which equals 13.1
13.1 for 5 days
Answer:
Minimum amount of sets needed = 11 sets
Step-by-step explanation:
Total number of needed spoons = 410
Total number of available spoons = 278
Amount needed to be bought = 132 spoons
each set has 12 spoons
Therefore minimum amount of sets needed = 132/12 = 11 sets