A motorboat that travels with a speed of 20 km/hour in still water has traveled 20 km against the current and 180 km with the current, having spent 8 hours on the entire trip. Find the speed of the current of the river. Question solved general 5 months ago 7332
Which of the following is the best to display data that is divided into equal intervals? A. bar graph B. box plot C. histogram D. line plot Question solved general 5 months ago 9217
A school has 2 computer labs. Each lab has 30 computers. A total of 6 computers in the school are not working. Which expression can you use to find the number of working computers in the school? Question solved general 5 months ago 2215
What is the equation in point-slope form for the line parallel to y = 4x – 14 that contains P(–2, –6)?A. y – 6 = 4(x + 2)B. x + 6 = –4(y + 2)C. y + 6 = 4(x + 2)D. y + 6 = –4(x + 2) Question solved general 5 months ago 8224
Freemont Run Club surveyed a random sample of 30 of their members about their running habits. Of the members surveyed, 9 said that they run more than 5 days a week. There are 84 Freemont Run Club members. Based on the data, what is the most reasonable estimate for the number of Freemont Run Club members who run more than 5 days a week? Question solved general 5 months ago 4650
Mrs. Daly's reading classes were surveyed about their reading preferences. The data is summarized in the table below. 9th graders who prefer fiction- 359th graders who prefer nonfiction- 8 total of 9th graders- 43 10th graders who prefer fiction- 52 10th grader who prefer nonfiction- 12 total of 10th graders-64 total of students who prefer fiction-87 total of student who prefer nonfiction-20 total of students- 107 Given that a student is in 9th grade, what is the probability that they prefer to read non-fiction novels based on this data? Write your answer as a decimal rounded to the nearest hundredth. Question solved general 5 months ago 3403
"Anik" is the name of a series of Canadian communications satellites. The first Anik shown here, was launched in 1972. It was a cylindrical shape, 3.5 m high and 190 cm in diameter. All satellites are wrapped with insulation because the instruments inside will not work if they become too cold or hot. What was the approximate area of the insulation used to wrap the first Anik? Question solved general 5 months ago 8705
Write two hundred three and forty-two thousandths in standard form and expanded form. Question solved general 5 months ago 6175
The Honor Society held a canned goods drive. They ran great advertising campaigns and collections increased. The following table represents collections------------------|---------------------Day Cans Collected------------------|---------------------1 15------------------|---------------------2 | 20----------------------------------------3 | 25----------------------------------------4 | 30----------------------------------------5 | 35----------------------------------------6 | 40The number of cans collected is increasing: a.) linearly b.) quadratically c.) exponentially Question solved general 5 months ago 1676
The sum of a rational number and an even integer is rational. A) Always True B) Sometimes True C) Usually True D) Never True Question solved general 5 months ago 2035
11 POINTSWhich of the following is a true statement? A. When comparing two integers, the integer with the greater absolute value is always the greater integer. B. When comparing two integers, the integer with the greater absolute value could be the lesser integer. C. When comparing two integers, the integer with the smaller absolute value is always the lesser integer. D. When comparing two integers, the integer with the smaller absolute value is always the greater integer. Question solved general 5 months ago 3500
A circular ice skating rink has a diameter of 65 feet. What is the circumference of the rink, rounded to the nearest tenth.F:204.2 ftG:261.3 ftH:408.4 ftJ:522.6 ft Question solved general 5 months ago 3827
Two small planes leave Sacramento and LA, which are 380 miles apart, and travel toward each other. If one plane travels 30 miles per hour faster than the other one and they meet in an hour, what are their respective speeds? Question solved general 5 months ago 1904
Alex is trying to start a savings plan. The following graph represents his projected savings over the next 12 months. How much money will he have saved by the sixteenth month? Graph with months on the x axis and money saved in dollars on the y axis. Graph shows a line hitting points (0, 100), (4, 300), (8, 500), and (12, 700) $700 $800 $900 $1000 Question solved general 5 months ago 9004
A rectangular piece of cardboard can be turned into an open box by cutting away identical squares from each corner and folding up the resulting flaps. The cardboard is 12 inches long and 12 inches wide. a) Write an expression for the length of the box in terms of x (the length of each square you cut away). b) Write an expression for the width of the box in terms of x. c) Write an expression for the Volume of the box in terms of x. d) Find the dimensions of the box that will yield the maximum volume. Question solved general 5 months ago 7344
50 POINTS...!!!! The function f(x) = 582(7)^x represents the growth of a mosquito population every year in a remote swamp. Troy wants to manipulate the formula to an equivalent form that calculates every 2 months, not every year. Which function is correct for Troy's purposes? Question solved general 5 months ago 8434
the line whose equation is y=1/2x-3 is dilated by a factor of 3 with a center at the point (10,2). Explain why its equation would not change. Question solved general 5 months ago 5381
A carpenter has a rectangular wooden board. The diagonal of the board is 18 inches long and one side of the board is 12 inches longWhat was the perimeter of the rectangular board?Enter your answer, rounded to the nearest hundredth, in the box.____ in. Question solved general 5 months ago 2205
The number of pages in the U.S. tax code exceeds the number of pages in the King James Bible by 18,528. The combined number of pages in the tax code and the Bible is 21,472. How many pages are in the U.S. tax code? Question solved general 5 months ago 8173