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A retired couple has up to $30000 to invest in fixed-income securities.
There broker recommends investing in two bonds: one in AAA bond yielding 8%; the other a B+ bond paying 12%. After some consideration, the couple decides to invest at most $12000 in the B+-rated bond and atleast $6000 in the AAA bond.
They also want the amount invested in the AAA bond to exceed or equal the amount invested in the B+ bond.
What should the broker recommend if the couple wants to maximise the return on their investment?
The hypotenuse of a right triangle is 13cm. One arm of the right angle is bigger by 7cm than the other leg. Find the length of the arms of the right angle.
Supppose a baseball is thrown at 85 miles per hour.The ball will travel 320 ft when hit by a bat swung at 50 miles per hour and will travel 440 ft when hit by a bat swung at 80 miles per hour.
Find correct to four decimal places the length of the curve of intersection of the cylinder 4x2+y2=4 and the plane x+y+z=2
A certain flight arrives on time 66 percent of the time. Suppose 106 flights are randomly selected. Use the normal approximation to the binomial to approximate the probability that exactly 75 flights are on time.
Suppose that 45 workers in a textile mill are selected at randome in a study of accident rate. the number of accidents per worker is assumed to be Poisson distributed with mean u . The average number of accidents per worker is 1.7.
A power generator at a dam can send 300 megawatts to substation 1, can send 200 megawatts to substation 2, and can send 250 megawatts to substation 2. In addition,
a scale drawing has a scale of 1/4 in.: 6 ft. Find the length on the drawing for each actual lenght. 18 ft, 66 ft, 204 ft.
a rectangular prism has the dimensions of 4 by 6 by x. If the total surfacea area of the prism is 248 square units, what is the value of x?
provide a detailed explanation to the class concerning how you solved each problem. consider the following questions as
Let p be a prime, let K be a number not divisible by p, and let b be a number that has a kth root modulo p. Find a formula for the number of kth roots of b modulo p and prove that your formula is correct. (hint. your formula should only depend on ..
A division of Carter Enterprises produces "Personal Income Tax" diaries. Each diary sells for $9. The monthly fixed costs incurred by the division are $20,000, and the variable cost of producing each diary is $4.
1. graph each function then specify its domain range x and y intercepts vertical and horizontal asymptotes relative
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