-According to the Data in the Above Table, at What

question 391

Multiple Choice

$$\begin{array} { | l | l | } \hline \begin{array} { l } \text { Disposable } \\\text { income } \\\text { (thousands of } \\\text { dollars) }\end{array} & \begin{array} { l } \text { Consumption } \\\text { exp enditure } \\\text { (thousands of dollars) }\end{array} \\\hline 200 & 225 \\\hline 300 & 300 \\\hline 400 & 375 \\\hline 500 & 450 \\\hline\end{array}$$
-According to the data in the above table, at what level of disposable income is savings negative?

• A) 400
• B) 200
• C) 300
• D) Never because saving cannot be negative.

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Definitions:

Collecting Duct

A tube in the kidney that receives filtrate from several nephrons and conducts it to the renal pelvis.

Directly Reabsorb

A process in which substances are taken back into the blood from the filtrate in the kidney tubules without undergoing any transformation.

Nephron

The functional, microscopic unit of the vertebrate kidney.

Peritubular Capillaries

In the mammalian kidney, a capillary network that surrounds each renal tubule; receives blood from the efferent arterioles.