The answer is a. Just check the work below to understand
What is the dollar amount of the Gentry's annual food and housing budgets combined?
1 answer:
Answer:
The combined amount is $14871.21.
Step-by-step explanation:
It is given that, the total yearly income of gentry family is <em>$29742.42</em>
<em>The % charge on income for food is 20%.</em>
<em>The % charge on income for housing is 30%.</em>
The amount in dollar from % form is given by,
=
For annual food,
=
= $5948.484
For housing budgets,
=
= $8922.726
Thus the combined amount is,
=
= $14871.21
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Everything is ok up to this point, right?. But let's prove that this is not fulfilled for these functions, then:
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As you can see we did not obtain the function that matches the definition of </span>inverse functions. For that reason <em>we can't agree with Danika</em>.
Two functions are inverses of each other if and only if it is true that the composition function is given by:
Everything is ok up to this point, right?. But let's prove that this is not fulfilled for these functions, then:
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As you can see we did not obtain the function that matches the definition of </span>inverse functions. For that reason <em>we can't agree with Danika</em>.