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A company sells 3 items for 3 dollars and 12 items for 10 dollars. If it is a linear model, find the equation of the line that models the situation. Graph the line. How much should that company charge for selling a single item? How much should you charge for selling 10 items? How much should you charge for selling 18 items? How would you explain the company charging when the customer purchases zero items?

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general 11 months ago 2922

Define triboelectric series and mention which type of electrification is used

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general 11 months ago 2794

The sum of two numbers is 100, and the sum of their inverses is 2a Which is the largest of these numbers?

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general 11 months ago 497

An investor has $5,000 on 3/30 for 90 days and decides to place it for a fixed term that is renewed every 30 days, at a nominal annual rate of 72%. The following is requested: a.- What will be the amount of the certificate at maturity? b.- How much is the total interest on the operation?

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general 11 months ago 2348

what is the sum of the measures of the interior angles of a convex 68-gon

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general 11 months ago 2268

Find the number of sides of a regular polygon with an interior angle measuring 179 degrees?

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general 11 months ago 356

A restaurateur wants to invite a certain number of people to the presentation of a new menu. From previous experiences, you know that only 65% of the guests attend the event. If you want to have full occupancy, and your establishment has a capacity of 850 people, how many people can you invite?

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general 11 months ago 2680

a farmer wants to enclose a rectangular area along a highway. the fencing along the highway will be made of metal costing $20/ft the rest will be made of wood costing $5/ft what are the dimensions that will minimize the cost to fence a field with an area of 1600 ft

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general 11 months ago 1691

A stock currently sells for $40. in the next month, there is a 60% chance that the stock price will double` P(X=$80) = 60%, and a 40% chance that the stock will drop` P(X=$20) = 40%. Find the expected price?

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general 11 months ago 1311

Suppose you work at a call center that receives customer service calls. On average, your team receives 4 calls per hour. What is the probability of receiving exactly 5 calls during the next hour?

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general 11 months ago 1454

A company has 125 personal computers. The probability that any one of them will require repair on a given day is 12.5%. What is the probability that exactly 20 of the computers will require repair on a given day?

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general 11 months ago 2744

Lim (x+h) /h H=0

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general 11 months ago 633

The rate of infection with a certain disease is 3 new people every day. Write the expression that relates the number of new infected people and the number of days that have passed. If we start with one infected person, how many days will it take for the number of new infected people to be 50,000?

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general 11 months ago 2578

Number Sense Write four numbers that round to 700,000 when rounded to the nearest hundred thousand.

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general 11 months ago 174

38. Siobhan rounds 99,498 to the nearest thousand and gets 100,000. What mistake did Siobhan make?

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general 11 months ago 1526

The sum of two numbers is 92, if one number is three times the other number plus 4. Find the value of the 2 numbers.

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general 11 months ago 2038

19+1

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general 11 months ago 495

3w2-12w+12=0

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general 11 months ago 662

an object is thrown upwards at time t = 0. After t seconds, its height is y = - 4.9t^ 2 + 7t +1.5 meters above the ground

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general 11 months ago 2413

If light travels at 3.0x10⁸ m/s, how long will it take for thr light to travel from the sub to the earth which is a distance of 1.5x10⁸ km away?

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general 11 months ago 2728