Answer:
:A) will shift left.
Explanation:
An inferior good is a good whose demand falls when income increases and demand increases when income decreases.
As Vanessas income increases, her demand for ramen noodles would fall. This would lead to a decrease in demand for ramen noodles and her demand curve would shift to the left.
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Assuming the costs are normally distributed, then Z = (X-mu)/sigma
For piano Z= (3000-4000)/2500 = -0.4
For guitar Z= (550-500)/200 = 0.25
For drums set Z= (600-700)/100 = -1
Drums set < Piano < Guitar
Drums cost is lowest when compared to the instruments of same type
.
Guitar cost is highest when compared to the instruments of same type.
A salamander relies on hydrogen bonding to stick to various surfaces. therefore, a salamander would have the greatest difficulty clinging to a <u>surface of hydrocarbons</u><u>.</u>
<h3>What is a
hydrogen bonding?</h3>
It refers to the interaction involving a hydrogen atom located between a pair of other atoms having a high affinity for electrons, such bond are weaker than an ionic bond or covalent bond but stronger than van der Waals forces.
They can exist between atoms in different molecules or in parts of the same molecule. One atom of the pair such as a fluorine, nitrogen or oxygen atom, is covalently bonded to a hydrogen atom whose electrons it shares unequally.
Read more about hydrogen bonding
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