Solve the Problem. -The Jillson's Have Up to $75,000 to Invest. They Decide

question 21

Essay

Solve the problem.
-The Jillson's have up to $75,000 to invest. They decide that they want to have at least $40,000 invested in
stable bonds yielding 6% and that no more than $20,000 should be invested in more volatile bonds
yielding 12%.
(a)Using x to denote the amount of money invested in the stable bonds and y the amount invested in the
more volatile bonds, write a system of linear inequalities that describe the possible amounts of each
investment.
(b)Graph the system of inequalities.

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Definitions:

Striation

A series of ridges, furrows or linear marks, often found in muscle tissues or rocks.

Ligamentum Arteriosum

A small ligament that is a remnant of the ductus arteriosus, connecting the pulmonary artery to the descending aorta in the fetal circulation system.

Fossa Ovalis

The fossa ovalis is an anatomical feature of the heart, a depression in the right atrium wall, marking the spot where an opening, the foramen ovale, existed in the fetal heart.

Papillary Muscle

Muscles located in the ventricles of the heart, attaching to the cusps of the atrioventricular valves via chordae tendineae and preventing valve inversion.