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 3 days ago 2744
Define triboelectric series and mention which type of electrification is used Question solved general 3 days ago 2794
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 3 days 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? Question solved general 3 days ago 2348
what is the sum of the measures of the interior angles of a convex 68-gon Question solved general 3 days ago 2268
Find the number of sides of a regular polygon with an interior angle measuring 179 degrees? Question solved general 3 days 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? Question solved general 3 days 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 Question solved general 3 days 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? Question solved general 3 days 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? Question solved general 3 days ago 1454
Matthew donated 3/10 his parents. He spent of his salary to charity and gave 1/5 of his salary to 1/6 ^ - of his remaining salary and saved the rest. What fraction of his salary did he save? Give your answer in the simplest form. Question solved general 3 days ago 199
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? Question solved general 3 days ago 2578
Number Sense Write four numbers that round to 700,000 when rounded to the nearest hundred thousand. Question solved general 3 days ago 174
38. Siobhan rounds 99,498 to the nearest thousand and gets 100,000. What mistake did Siobhan make? Question solved general 3 days 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. Question solved general 3 days ago 2038
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 Question solved general 3 days ago 2413