All Questions ⁺⁰230864 Questions

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309

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PLS HALP!!!!!

The Highly Improbable Foods Company makes vegetarian versions of burgers, hot dogs, and chicken wings, and they offer two platters. Platter A consists of one burger, three hot dogs, and 5 chicken wings, which costs $16. Platter B consists of two burgers, read more ..

Guest Mar 6, 2020

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686

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+511

Help please

A researcher randomly surveyed seniors at a high school and asked how many books they read in the past year. The table shows the results.

Which read more ..

kikidylm Mar 6, 2020

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625

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+511

Help

In a random sample of 80 students in first grade, the mean hours of sleep per night was 9.4 with a standard deviation of 0.41. In a random sample of 50 students in 12th grade, the mean hours of sleep per night was 7.5 with a standard deviation of 0.52. read more ..

kikidylm Mar 6, 2020

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605

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+511

Need Some Help

In a random sample of 44 downloadable books from a website, the mean cost is $8.58 with a standard deviation of $2.09.
Which interval is the 95% confidence interval for the mean cost of all the downloadable books on the website?

($7.96, read more ..

kikidylm Mar 6, 2020

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678

3

PLEASE HELP!!!!!

All sacks of sugar have the same weight. All sacks of flour also have the same weight, but not necessarily the same as the weight of the sacks of sugar. Suppose that two sacks of sugar together with three sacks of flour weigh no more than 40 pounds, and read more ..

Guest Mar 6, 2020

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401

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need help with meal prep

Sue wants to plan a meal with 71 grams of fat and 1755 calories. If hot dogs have 13 grams of fat and 145 calories each and if baked beans have 8 grams of fat and 330 calories per half-cup serving, how many hot dogs and servings of beans should she use? read more ..

Guest Mar 6, 2020

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491

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Please help

The data in the table shows a sinusoidal relationship between the number of seconds an object has been moving and its velocity v(x), measured in centimeters per second.

x 10 20 30 40 50 60 70 80 90 100 110 120 v(x) 65.9 49.9 30.1 read more ..

Guest Mar 6, 2020

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474

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Help!

Solve the linear equation inequality 6x + 3y > 9 for y.

Guest Mar 6, 2020

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721

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please help

Jessie has some chickens and rabbits. there are 30 heads and 76 legs in all. How many chickens and rabbits does jessie have?

Guest Mar 6, 2020

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594

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PLEASE HELP!!!!!

All sacks of sugar have the same weight. All sacks of flour also have the same weight, but not necessarily the same as the weight of the sacks of sugar. Suppose that two sacks of sugar together with three sacks of flour weigh no more than 40 pounds, and read more ..

Guest Mar 6, 2020

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470

1

Algebra

If and , find .

Guest Mar 6, 2020

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367

1

HELP PLEAZ

If x% of four-digit numbers have a repeated digit (the repeated digits do not need to be adjacent), then what is x? Express your answer as a decimal to the nearest tenth.

Guest Mar 6, 2020

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350

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help

A metalworker has a metal alloy that is 25% copper and another alloy that is 60% copper. How many kilograms of each alloy should the me
The metalworker should use kilograms of the metal alloy that is 25% copper and kilograms of the metal alloy that is read more ..

Guest Mar 6, 2020

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785

4

Counting

Henry's Hamburger Heaven offers its hamburgers with the following condiments: ketchup, mustard, mayonnaise, tomato, lettuce, pickles, cheese, and onions. A customer can choose one, two, or three meat patties, and any collection of condiments. How many different read more ..

Guest Mar 6, 2020

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650

2

algebra help pls

Find the sum of all integral values of c with for which the equation has two rational roots.

Guest Mar 6, 2020

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758

1

What is the cosine equation of the function shown?

f(x)= __cos(x_/_)___

Guest Mar 6, 2020

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446

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Help x2

Guest Mar 6, 2020

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309

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Help

Guest Mar 6, 2020

Mar 5, 2020

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2360

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ice cream cone

A scoop of ice cream in the shape of a whole perfect sphere sits in a right cone. The radius of the ice cream scoop is 2.5cm and the radius of the cone is 2.5cm. How tall must the height of the cone be to fit all the ice cream without spilling if it melts? read more ..

Guest Mar 5, 2020

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514

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Please help

In addition to sine, cosine, and tangent, we have the trigonometric functions secant (sec), cosecant (csc), and cotangent (cot). We define these as follows:
read more ..

Guest Mar 5, 2020

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691

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please help

In a sociology class there are 14 sociology majors and 10 non-sociology majors. 3 students are randomly selected to present a topic. What is the probability that at least 2 of the 3 students selected are sociology majors?

Guest Mar 5, 2020

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418

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Help!

How do I write three inequalities that follow from the triangle inequality theorem for a triangle with side lengths of a, b, and c?

Guest Mar 5, 2020

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