Sharing cost, Gone fishing, Open-top box&Golden painting
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94. Sharing cost. The members of a flying club plan to share equally the cost of a $200,000 airplane. The members
want to find five more people to join the club so that the cost per person will decrease by $2000. How many members
are currently in the club?
84. Gone fishing. Debbie traveled by boat 5 miles upstream to fish in her favorite spot. Because of the 4-mph current, it
took her 20 minutes longer to get there than to return. How fast will her boat go in still water?
90. Open-top box. Thomas is going to make an open-top box by cutting equal squares from the four corners of an
11 inch by 14 inch sheet of cardboard and folding up the sides. If the area of the base is to be 80 square inches, then
what size square should be cut from each corner?
Figure for Exercise 90 is given in the attachment. Please see the attachment.
93. Golden Rectangle. One principle used by the ancient Greeks to get shapes that are pleasing to the eye in art and architecture was the Golden Rectangle. If a square is removed from one end of a Golden Rectangle, as shown in the figure (please see the attachment), the sides of the remaining rectangle are proportional to the original rectangle. So the length and width of the original rectangle satisfy L/W = W/L - W An artist wants her painting to be in the shape of a golden rectangle. If the length of the painting is 36 inches, then what should be the width?
Figure for Exercise 90 is given in the attachment. Please see the attachment.
94. Golden painting. An artist wants her painting to be in the shape of a golden rectangle. If the length of the painting is
36 inches, then what should be the width? See the previous exercise.
Please view attachment. Thanks
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Solution provides step by step calculation of answers to a collection of algebra problems such as Sharing cost, Gone fishing, Open-top box and Golden painting. Formula for the calculation is also included.
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