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2 years ago

Which table represents a proportional relationship that has a constant of proportionality equal to 0.8?

Mathematics

1 answer:

Andrej [43]2 years ago

5 0

Answer:

Column #1 - 0,5,10,12.5

Column #2 - 0.8

Step-by-step explanation:

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a person on a moving sidewalk travels 21 feet in 7 seconds .the moving sidewalk has a length of 180 feet. how long will it take

mario62 [17]

The answer is 59.99 because if you divide 180 by 21 you will get 8.57..... Then you need to multiply 8.57..... by 7 to get 59.99

8 0

3 years ago

During the past month, you withdrew $22 from your savings account and then deposited $24. If your balance at the end of the mont

TEA [102]

Answer:

I believe the answer would be 118; the reason for that would be you would take $120 then take $22 and add it to the amount because withdrew means you are taking money out so how ever much money you took out would be the amount that you had in your saving. Then if you are depositing $20 you would subtract that amount of money because deposit means that you are adding that money to what you add so you would then subtract that to get the original amount.

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3 years ago

The following are the ratings of males by females in an experiment involving speed dating. Use the given data to construct a box

Finger [1]

Answer:

Step-by-step explanation:

Box plot is enclosed.

To find out 5 number summary

3.0, 3.5, 4.5, 5.5, 6.5, 6.5, 7.0, 7.0, 7.0, 7.0, 7.0, 7.5, 8.0, 9.0, 9.0, 9.0, 9.5, 9.5, 9.5, 9.5}

Minimum: 3.0

Quartile Q1: 6.5

Median: 7

Quartile Q3: 9

Maximum: 9.5

Besides we find that

Average (mean): μ=7.25

Absolute deviation: 30.5

Mean deviation: 1.525

Minimum: 3.0

Maximum: 9.5

Variance: 3.7125

Standard deviation σ=1.926

4 0

3 years ago

Prove that the value of the expression does not depend on a:<br><br> a−(6a−(5a−8))

djyliett [7]

Step-by-step explanation:

a−(6a−(5a−8))

a-(6a-5a+8)

a-6a+5a-8

6a-6a-8

0-8

=-8

so the answer doesn't depend on a

3 0

3 years ago

2 is more than a number v

Snowcat [4.5K]

2 is more than a number v

2 > v is your equality

this means that <em>v</em> can be the number 1 or less

hope this helps

8 0

3 years ago