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valentina_108 [34]
1 year ago
6

Cheryl has $56 and wants to buy as many notebooks as she can to donate to her school. If each notebook costs $1.60, which inequa

lity shows n, the maximum number of notebooks she can buy with her money?
A) 1.6n greater than or equal to 56
B) 1.6n Less than or equal to 56
C) 56n Less than or equal to 1.6
D) 56n Greater than or equal to 1.6
Mathematics
2 answers:
natka813 [3]1 year ago
8 0
The answer is B because n is equal to the number of notebooks. you can not exceed the amount of money that you have to buy the notebooks
makkiz [27]1 year ago
8 0

<u>Answer-</u>

\boxed{\boxed{B.\ 1.6n\leq 56}}

<u>Solution-</u>

The amount of money that Cheryl has = $56

The cost of each notebook = $1.60

n = the maximum number of notebooks she can buy with her money

Then cost of n notebooks will be,

1.60\times n

As Cheryl has $56, so she can spend any amount less than or equal to $56. She can not spend more than $56, as she does not have more than that.

Hence, the inequality becomes,

\Rightarrow 1.6n\leq 56

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Answer:

Option B.

Step-by-step explanation:

Given information: ∠MHL=(3x+20), ∠KHN=(x+25), and ∠JHN=(x+20).

We need to find the measure of ∠JHN.

\angle MHL=\angle JHK                         (Vertical opposite angles)

\angle MHL=\angle JHN+\angle KHN

Substitute the given values.

3x+20=(x+20)+(x+25)

3x+20=2x+45

3x-2x=45-20

x=25

The value of x is 25. So, the measure of ∠JHN is

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The measure of ∠JHN is 45°.

Therefore, the correct option is B.

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The domain of a function is the set for which the function is defined. Our function is the function h(x) = 6x-4. This function is defined regardless of the value of x, so it is defined for every real value of x. That is, it's domain is the set {x|x is a real number}.

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