66.875 = 66 7/8 as a mixed number
Answer:
(Correct to 4 decimal places)
Step-by-step explanation:
The probability of a continuous normal variable X found in a particular interval [a, b] is the area under the curve bounded by x=a and x=b and is given by:

where




Using a calculator,
Answer:
B, g(n) = 50*1.15^n
Step-by-step explanation:
It's a geometric sequence because the money is increasing by a percentage every year.
Answer:
20
Step-by-step explanation:
Answer:
42500
Step-by-step explanation:
50000x0.85=42500