• What is the value of this expression when a=20 5a

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  10 months ago

• Which symbol replaces ? to make the statement true?3⋅12−12 ? 3⋅[26−2⋅(3+6)]A. <B. >C. =

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  10 months ago

• Determine whether the graphs of y = 3x + 5 and -y = -3x - 13 are parallel, perpendicular, coincident, or none of these.a. Parallel c. Perpendicular b. Coincident d. None of ThesePlease select the best answer from the choices provided A B C D

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  10 months ago

• I did my division but I keep getting it wrong. What am I doing wrong?

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  10 months ago

• What's the area of this triangle? please help

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  10 months ago

• A person is watching a boat from the top of a lighthouse. The boat is approaching the lighthouse directly. When first noticed, the angle of depression to the boat is 13°7'. When the boat stops, the angle of depression is 50°42' . The lighthouse is 200 feet tall. How far did the boat travel from when it was first noticed until it stopped? Round your answer to the hundredths place

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  10 months ago

• Sam has a family history of cardiovascular disease. At age fifty five, Sam is an overweight smoker who is very concerned about his future health. What is an avoidable risk factor?

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  10 months ago

• Frank is entering college and is trying to decide between a business major and a liberal arts major. He decides to conduct a random survey to see the starting salary. The top box plot shows the starting salaries for a group of business majors and the bottom boxplot shows the starting salaries for a group of liberal arts majors. Which statement correctly compares the distributions? A) On average the business majors had a starting salary that was greater by about $6. B) On average the business majors had a starting salary that was greater by about $6000. C) On average the liberal arts majors had a starting salary that was greater by about $6000. D) On average there was a lot more variability in the business majors starting salaries than in the liberal arts majors.

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  10 months ago

• A special 8-sided die is marked with the numbers 1 to 8. It is rolled 20 times with these outcomes: 3 4 5 2 7 1 3 7 2 6 2 1 7 3 6 1 8 3 5 6 The experimental probability of rolling a prime number is %, which is % more than the theoretical probability.

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  10 months ago

• 35 points please help me i will make you the brainliest

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  10 months ago

• You are enrolled in a wellness course at your college. You achieved grades of 70, 86, 81, and 83 on the first four exams. The fina exam counts the same as an exam given during the semester. A.) If x represents the grade on the final exam, write an expression that represents your course average (arithmetic mean). B.) If your average is greater than or equal to 80 and less than 90, you will earn a B in the course. Using the expression from part A for your course average, write a compound inequality that must be satisfied to earn a B.

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  10 months ago

• Express this number in standard form.2.456×10^​11

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  10 months ago

• The claim is that the proportion of drowning deaths of children attributable to beaches is more than 0.25, and the sample statistics include n = 575 drowning deaths of children with 30 percent of them attributable to beaches.. find the value of the test statistic z using

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  10 months ago

• The difference of the means is found and then compared to each of the mean absolute deviations. which is true? the difference between the mean times is about equal to the mean absolute deviation of the data sets. the difference between the mean times is about 2 times the mean absolute deviation of the data sets. the difference between the mean times is about 5 times the mean absolute deviation of the data sets. the difference between the mean times is about 16 times the mean absolute deviation of the data sets.

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  10 months ago

• Sally needs 6 gallons of water, but she only has a 2 quart pitcher. how many times does she need to fill it up to make 6 gallons?

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  10 months ago

• a bell pepper has 3 grams of sugar per serving. an apple has 18 grams of sugar per serving. which statement is true.A for an equal number of servings the apples will have 6 times as much sugar B.there will be more sugar in ten servings of bell peppers than a smaller number of servings of apples C. for an equal number of servings, the apples will always have 15 more grams of sugar. D.the amount of sugar in 2 servings of bell peppers is 36 grams. choose your answer

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  10 months ago

• Which information is needed to show that a parallelogram is a rectangle? question 5 options: the diagonals bisect each other. the diagonals are congruent. the diagonals are congruent and perpendicular. the diagonals bisect each other and are perpendicular?

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  10 months ago

• PLEASE HELP I HAVE NO IDEA You owe $1,853.42 on a credit card with a limit of $3,000.00 at a rate of 15.5% APR. You pay $400.00 the first 2 months and then $200.00 until the bill is paid off. You pay the bill on the due date each month. 1) Complete the table showing the decreasing debt. 2) How much is your last payment? 3) What is the total amount paid by the time you pay off the credit card? 4) What was your debt ratio at the beginning?

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  10 months ago

• What was the percent of atmospheric co2 in 1850 if it was 280 ppm? move the decimal place 4 digits to the left to get percent (%)?

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  10 months ago

• Children under 10 years and older people over 65 years receive a discount on movie tickets. Let x represent the age of a person who receives a discount. Which inequality represents the age of a child who receives a discount? Which inequality represents the age of an older person who receives a discount? Which compound inequality represents the age of a person who receives a discount?

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  10 months ago