3 years ago

Will mark BRAINLIEST!!!

Mathematics

2 answers:

sergiy2304 [10]3 years ago

8 0

Your answer should be c ....................

guapka [62]3 years ago

8 0

Answer:

$\frac{\sqrt[4]{3} }{4xy^{2} }$ Your answer should be C.

Step-by-step explanation:

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A movie club offers two plans. Plan A charges $40 to sign up for the plan and $8 for each movie ticket. Plan B charges $67 to si

Travka [436]

Answer:

Step-by-step explanation:

X=Tickets bought

A=$40+$8x

B=$67+$5x

After 1 ticket bought it would be:

A=$48

B=$72

After 9 tickets bought:

A=$112

B=$112

From this you can see that Plan B is better for ones who would see 9+ movies as the recurring price would be lower. If you would only go to watch a couple movies, Plan A would be better.

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3 years ago

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Isabel's car gets 33.5 miles per gallon. Her gas tank holds 15.1 gallons of gas. How many miles can Isabel drive on a full tank

Archy [21]

It will be 505.85.

Because 33.5 × 15.1 is 505.85.

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3 years ago

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On Saturday, the shop had a sale.

devlian [24]

Answer:

3 + 549=546

546-2=544

Step-by-step explanation:

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3 years ago

Professors at a local university earn an average salary of $80,000 with a standard deviation of $6,000. The salary distribution

Sladkaya [172]

Answer:

d. It is at most 25 percent.

Step-by-step explanation:

According to Chebyshev's inequality, for a given number of standard deviations, k, no more than 1/k² can be more than k standard deviations from the mean. In this situation the amount of standard deviations from the mean of the upper and lower bound of salaries are:

$U=\frac{\$92,000-\$80,000}{\$6,000}=2\\L = \frac{\$80,000-\$68,000}{\$6,000}= 2$