Question 1
Posing problems for students to solve proportions situations with their own intuition and inventive method is preferred over what?
◦ Scaling up and down.
◦ Ratio tables.
◦ Graphs.
◦ Cross products.
Question 2
The following are examples of connections between proportional reasoning and another mathematical strand EXCEPT:
◦ The area of a rectangle is 8 square units and the length is four units long. How long is the width?
◦ The negative slope of the line on the graph represents the fact that, for every 30 miles the car travels, it burns one gallon of gas.
◦ The triangle has been enlarged by a scale factor of 2. How wide is the new triangle if its original width is 4 inches?
◦ Sandy ate
of her Halloween candy and her sister also ate
of Sandy's candy. What fraction of Sandy's candy was left?
Examples of vacuoles
Examples of plants
Examples of USP labels Source: Courtesy of Novartis Pharmaceuticals Corporation and Mallinckrodt Pha
Examples of Acute Conditions
A Spatial Model of Reasoning
Examples of transgenic animals