Personal Finance
What is the formula for calculating simple interest?
I = prt
Evaluate the following f(2) if f(x) = 7x
14
How do you express the statement using both p and q
I do not go to school and I do not like reading
p : I go to school
q: I like to read
~p ^ ~q
y = 2x - 6, what type of function is this?
Linear Function
the number of ways in which each thing can occur. This is called the
multiplying, fundamental counting principle
What is the interest on a 100 dollar loan you took out at 6% interest for a total of 1 year ?
6 dollars.
Evaluate the function for f(3) for the function f(x) = .0656x + 7
7.2
If the statement is a conjunction and the first value is true and the second value is false, then the value of the whole statement is?
False
Find the x intercept of the following function, y= 25x + 36
(-36/25), (0)
If there are 7 appetizers and 15 main courses, how many different meal possibilities are there?
105
You deposit 2,050 dollars into an account at 7.25 % interest and let it accrue for a total of 9 years. How much money is in the account at the end of the 9 years ?
3,387 dollars.
Evaluate g(29) for g(x) = 2x2 + 3x + 4
1,773
if p is is true and q is false, what is p ----> q?
False.
The test we use to determine if a particular graph is indeed a function is called the?
Vertical Line Test
If there are 4 math courses, 3 psychology courses, and 5 English courses offered in non-overlapping times so that you could select one of each for your schedule, how many different schedules would be possible?
60 different ways.
You have an account with 1,200 dollars that gains interest at a rate of 4.36 % for a total of 4 years. How much money is in the account at the end of 3 years if it has been compounded semiannually
1,365.767 dollars if compounded semiannually for 3 years.
Evaluate f(2) for f(x) = x3 +7
15
The definition of a tautology is?
an assertion that is true in every interpretation
x= 3 is the following a function? if so what is its slope?
No and the slope is undefined.
A person can order a new car with a choice of 9
possible colors, with or without air conditioning, with or without automatic transmission, with or without power windows, and with or without a CD player. In how many different ways can a new car be ordered with regard to these options?
144 different ways the car can be ordered
You take out a standard loan which only gains interest on the principal for 346 dollars at 5 % for 2 years or you can take out a loan for the same amount compounded continuously for 2 years at 1.3 percent? Which is the better deal
The second one is a better deal because you pay 355 total for that loan instead of 380 for the first loan.
Evaluate f(7) for -3x2 + 5x + 2
-110
What is the opposite of a tautology called?
a contradiction. A statement that is always false.
(1,2) (3,6)
Find the slope of the line that passes between the two given points
2 is the slope
You are taking a multiple-choice test that has
5
questions. Each of the questions has
4
answer choices, with one correct answer per question. If you select one of these choices for each question and leave nothing blank, in how many ways can you answer the questions?
1024 ways