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sweet-ann [11.9K]
2 years ago
13

Compare A and B if 70% of A is equal to $0.7a and 35% of B is equal to $0.35a

Mathematics
2 answers:
MrRa [10]2 years ago
3 0

Answer:

A=B

Step-by-step explanation:

Equation 1: 70% of A = 0.7a

Equation 2: 35% of B = 0.35a

Equation 3 = (Equation 2) • 2

Equation 3: 70% of B = 0.7a

Equation 3 = Equation 1

A = B

pogonyaev2 years ago
3 0

Answer:

A=B

becuase it is and ya

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joja [24]

Answer: The answer is (b) a ≤ 3 + 2j; j ≥ 14, a ≤ 35.

Step-by-step explanation:  Given that Anna is no more than 3 years older than 2 times Jamie’s age. Jamie is at least 14 and Anna is at most 35. We are to select the correct combination of inequalities among the given options.

Also, 'a' and 'j' are the possible ages of Anna and Jamie respectively. Therefore, according to the given information, we can write

a\leq 2j+3,\\j\geq 14,\\a\leq 35.

Thus, the correct option is (b) a ≤ 3 + 2j; j ≥ 14, a ≤ 35.

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2 years ago
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ArbitrLikvidat [17]
She was skating for 3 hours.
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2 years ago
The glee club has $90 to spend on pens and pencils. Each pen costs $0.75 and each pencil costs $0.15. Let x represent the number
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Answer:

part A; B and Part B;  pencils

Step-by-step explanation:

you want to find out how many pens and pencils you cn buy with that 90$ so you want to do

.75y+.15x=90

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pencils=50

but you want to add .75+.15 which = .90

then you divide 90/.90

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then split it up and each gets 50

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Laura's gross annual salary is $44184. What is the maximum amount of rent she can afford to pay?
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D is the answer I believe it is.
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Alejandro surveyed his classmates to determine who has ever gone surfing and who has ever gone snowboarding. Let A be the event
Gekata [30.6K]

Answer:

\text{A and B are independent events}, P(A|B)=P(A)=0.16

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First of all we need to know when does two events become independent:

For the two events to be independent, P(A|B)=P(A) that is if condition on one does not effect the probability of other event.

Here, in our case the only option that satisfies the condition for the events to be independent is P(A|B)=P(A)=0.16. Rest are not in accordance with the definition of independent events.

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