This preview shows pages 1–5. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.
View Full DocumentThis preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
Unformatted text preview: Senna Math 141 Exam 2 Version ' wa: dﬂUAkK ] $1 1. Graph the constraint inequalities for a linear programming problem shown below.
Which feasible region shown is correct? 2 x + By S 12
x 2 0, y 2 0 g
a. h. (0’6?
(0,4)
116,0}
(0,03 (0,0; 4,0;
c. . d. am am 1 m3 “em 1
(0,0) (0,0) \ 2. Write the constraint inequalities for this situation: A cheeseburger requires 5 oz. of
meat and 0.7 oz. of cheese while a superburger requires 7 oz. of meat and 0.6 oz. of
'cheese. The burger stand has 350 oz. of meat and 42 oz. of cheese available. The proﬁt
on a cheeseburger is 10 cents and the proﬁt on a superburger is 40 cents. A) 5x+ 7y.<_ 350,0.7x+0.6y$42,x20.y20
B) 5x+0.7ys 10, 7x+0.6ys40,x20,y20
C) 5x+7ys10,0.7x+0.6ys40,x20,y20
D) 70x+50ys350,60x+70ys42,x20,y20 3. Suppose the feasible region has four corners, at these points: {0, 0), (5, 0}, (0, 4), and (2:
3). If the proﬁt formula is $2): + $35!. what is the maximum proﬁt possible?
A) $12
B) $13
C) $14
D) $15 t 4. Find an initial solution using the Northwest Corner Rule and compute its cost.
Shopl Shop 2 Shop 3
a . N p) Bakery 1 3 1 s
V 3 Bakery 2 l O 5 4
7 2 4 . 4 rim conditions 5. Find a legal cycle involving ﬁeld (BakeryZ, Sh0pl) Shop 1 Shop 2 Shop Bakery1 3 \ 1
C9 C23
Bakery2 0 1 5 N. 4
2' 2 4 4 4 [\J rim conditions 6. Given the assignment below, compute the indicator value for the ﬁeld (BakeryZ, Shopl) ‘ Shop I Shop 2 Shop
" 1 Bakery] 3 ‘
2
Bakery2 O 1 5 4
3 4 2 4 g rim conditions Q
N U)
N.) A) 6
B) 4
C) 4
D) 3 7. Transport as many units of bread through (BakeryZ, Shopl) as possible and compute the
improvement in the total transportation cost. ' Shop 1 Shop 2 V Shop 3 Bakeryl 3 l  2
3
Bakery2 O 1 5 . ' 4
Q <2» 3
5 4 l rim conditions Make changes to the relevant ﬁelds. 8. You make a bank deposit of $2000 at an APR of 5.6% compounded monthly. Determine
the accumulated balance after 4 years.
A) 2467.06
B) 2500.84
C) 2448.00
D) other 9, What is the APY for 9.6% compounded daily?
A) 9.6%
B) 10.1%
C) 12.2%
D) 13.0% 10. Tara has $85 deducted from her paycheck at the end of each month and put into a
savings account earning 9% interest compounded monthly. She continues these deposits
for ten years. How much is the account worth at the end of the ten years? A) $208 B) $2496
C) $16,450
D) $21,150 ll. Three years after buying 200 shares of XYZ stack for $25 per share , you sell the stock
for $8500. Compute the total and annual returns.
A) total return: 3500, annual return: H6667
B) total return: 70% , annual return: 19.3%
C) total return: 59%, annual return: l9.6%
D) other U.) U
an
(IO
«1 12. 13. 14. 15. 16. A $1,000 Treasury bond with a coupon rate of 5.5% has a market value of $1100.
Calculate the current yield of the. bond. A) 55 B) 60.5 C) 5% D) other Betty bought a house in 1987 for $99,000 and sold it in 2001. If the 1987 CPI is 113.6
and the 2001 CPI is 177.1, how much would the house be worth in 2001 dollars? A) $165,157 B) $154,339 C) $134,921 D) $102,356 Suppose a student loan has an interest rate of 7% compounded monthly with monthly
payments and the borrower has ten years to repay. If $12,000 is borrowed, what are the
monthly payments? A) $95.46 B) $139.33 C) $169.53 D) $290.15 For a 30 year mortgage, the interest portion of the monthly payment is highest in:
A) Year 1 B) Year 30
C) same for all months Robert's taxable income is $58,850. He ﬁles as a head of household. What is his income
tax? A) $15,889.5 B) $5,778 C) $10,895.5 D) other Page 4 l7. . l8. 19. Below are the numbers of accidents occurring at a certain corner on 15 consecutive days. Find the ﬁvenumber summary of the data. 5,2,2,6,7,2,0,1,3,6,3
5 7 Given the set of data below, ﬁnd the standard deviation. 25, '16, 50, 19, 42, 37
A) 6.07
B) 13.58
C) 184.3
D) 921.5 The shelf life of a battery produced by one major company is known to be normally
distributed, with a mean life of 3.5 years and a standard deviation of 0.75 years. What
range of years contains 68% of all battery shelf lives? A) 2 to 5 years B) 2.5 to 4.5 years C) 2.83 to 4.17 years D) 2.75 to 4.25 The scores of students on a standardized test form a normal distribution with a mean of
3:00 and a standard deviation of 40. What are the lower and upperquartile scores for
this test? A) 280 and 320 B) 273 and 327 C) 260 and 340 D) 150 and 450 ...
View
Full
Document
This note was uploaded on 08/08/2008 for the course MATH 141 taught by Professor Meyer during the Fall '07 term at Wisconsin.
 Fall '07
 Meyer

Click to edit the document details