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? Question solved general 9 months ago 2744
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? Question solved general 9 months ago 1454
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? Question solved general 9 months ago 1311
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 Question solved general 9 months ago 1691
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? Question solved general 9 months ago 2680
Find the number of sides of a regular polygon with an interior angle measuring 179 degrees? Question solved general 9 months ago 356
what is the sum of the measures of the interior angles of a convex 68-gon Question solved general 9 months ago 2268
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? Question solved general 9 months ago 2348
The sum of two numbers is 100, and the sum of their inverses is 2a Which is the largest of these numbers? Question solved general 9 months ago 497
Define triboelectric series and mention which type of electrification is used Question solved general 9 months ago 2794
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? Question solved general 9 months ago 2922
Given the regular triangle, ABC above, where AD bisects BC and BD = 16.2 meters, find the perimeter of ABC. Be sure to select the correct units. Question solved general 9 months ago 1121
Experienced cyclists say that reducing the weight of a bicycle is more effective if it is done on the wheels than on the frame (frame). Why would reducing weight in the wheels be easier for the rider than reducing the same amount in the frame? Question solved general 9 months ago 494
A Mathematics teacher divided the students in his class into 13 different groups to present a work. To determine the order of the groups' presentations, he placed 13 identical cards, numbered 1 to 13, in an urn, which were randomly drawn. What is the probability that the first card drawn from the ballot box is a number greater than 8? Question solved general 9 months ago 900
Simple interest: You make a loan to the company on February 21, 2022 for an amount of $10,000,000 with the commitment that you must pay it with the interest generated on October 17 of the current year. The interest rate you must pay is 12% simple bimonthly. Perform the following numerals according to the statement: 1. Prepare the cash flow corresponding to the lender. 2. Calculate the number of days (business year – actual year) 3. Calculate the interest to be paid in both cases 4. Calculate the total amount to be paid in both cases Question solved general 9 months ago 742
A person has 60% of their capital invested at a monthly rate of 0.85% and the remainder at 1% per month. Explain the value of the capital initially invested, disregarding the cents, knowing that at the end of the first month the accumulated interest was R$236.77. Question solved general 9 months ago 2780