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3 years ago

CAN SOMEONE PLEASE HELP ME ?!?!??

Mathematics

2 answers:

Lunna [17]3 years ago

8 0

Answer:

its B

Step-by-step explanation:

miss Akunina [59]3 years ago

6 0

Answer:

Step-by-step explanation:

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On the coldest night in Vostok Station, Antarctica, the temperature dropped from 0°C to −24°C in 4 hours.

Ratling [72]

<span>Average of any physical quantity is defined over an interval of time. Therefore, the average temperature for this case should be calculated as follows:

Average temperature = (final temp. - initial temp.) / total time
</span>Average temperature = (-24 - 0) / 4
Average temperature = -6°C

Hope this answers the question. Have a nice day.

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3 years ago

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Please help due soon.

KiRa [710]

Answer:

He should give his sister 41.50 dollars.

Step-by-step explanation:

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What is the slope of a line that is parallel to the line y = 4x - 5

ValentinkaMS [17]

The slope of a line parallel is 4 because a parallel line must have the same slope as the original

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4 years ago

Kate is painting a ceramic paperweight shaped like a rectangular prism, as shown here. She wants to find the surface area of the

GenaCL600 [577]

Answer:

area of one of the basses is 1.44 square feet

area of each lateral rectangular face is 0.96 square feet

SURFACE AREA OF THE PAPERWEIGHT IS 6.72 square feet.

Step-by-step explanation:

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3 years ago

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At age 9 the average weight (21.3 kg) and the average height (124.5 cm) for both boys and girls are exactly the same. a random s

Lesechka [4]

Complete Question:

Heights of 9-Year-Olds At age 9 the average weight (21.3 kg) and the average height (124.5 cm) for both boys and girls are exactly the same. A random sample of 9-year-olds yielded these results. Estimate the mean difference in height between boys and girls with 95% confidence. Does your interval support the given claim?

Boys Girls

Sample Size 60 50

Mean Height, cm 123.5 126.2

Population variance 98 120

a.State the hypotheses and identify the claim.

b.Find the critical value(s).

c.Compute the test value.

d.Make the decision.

e.Summarize the results.

Step-by-step explanation:

Find attachments for complete solution

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3 years ago

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