Mathematics

Kayla set up an outdoor digital thermometer to record the temperature overnight as part of her science fair project. She began recording the temperature, in degrees Fahrenheit, at 10:00 p.m. Kayla modeled the overnight temperature with function t, where h represents the number of hours since 10:00 p.m. t(h) = 0.5h2 5h + 27.5 What is the lowest temperature and at what time did it occur? A. 5F at 3:00 a.m. B. 15F at 5:00 a.m. C. 15F at 3:00 a.m. D. 5F at 5:00 a.m.
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The measures of 1, 2, and 3 are 40%, 12.5%, and 25% of the sum of the angle measures of the quadrilateral. Find the value of x.
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What is 25 more than 50 as an expression
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. The Portman's kitchen table isrectangular. The table is 4 feet wideand 8 feet long. Mrs. Portman bought atablecloth that will cover 56 square feet.Is the tablecloth large enough to coverthe table? Explain.
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PLEASE HELP ASAPPPP ILL DO BRAINLISETT PLSS HELPP
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In which of the following cases is productive efficiency not satisfied? Assume we start at a point on the PPF between two products. Select the correct answer below: The economy switches to producing less of one product without increasing the production of the other product. The economy switches to producing at the point of intersection of the PPF and the vertical axis. The economy switches to producing more of one product and less of the other product but remains on the PPF. The economy switches to producing at the point of intersection of the PPF and the horizontal axis.
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The locations in a city are mapped out on a grid, where the origin represents the city center. A traffic helicopter travels due north and then due east to get to the location at (-3,4) to the location at (7,13).About how many fewer units would the helicopter have traveled if it went directly from one location to the other?
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please help answer this if your able two :))
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At a game show, there are 7 people (including you and your friend) in the frontrow.The host randomly chooses 3 people from the front row to be contestants.The order in which they are chosen does not matter.How many ways can you and your friend both be chosen?
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what is b?12.6=b+4.1
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Mr. Jones operates a dog walking service. He charges $10 plus $25 an hour.Which equation represents this linear relationship?
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Which fraction is equivalent to 2/8
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5. A spotlight is mounted 7.3 meters high on a pole to illuminate the center of a parking area atpoint A. If A is 10.2 meters from the base of the pole,at what angle of depression, 0, shouldthe spotlight be aimed?
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The triangles are similar.What is the value of x?Enter your answer in the box
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factor this polynomial expression x^2-25
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What is the answer
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At a schoolnumber of boys : number of girls = 11 : 9There are 124 more boys than girls.Work out the total number of students at the school.
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If Taylor checks his pulse for 7 minutes, what is his rate if he counts 518 beat?
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Suppose you toss a fair coin 4 times. Let X = the number of heads you get. Find the probability distribution of X.
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Worth 50 points PLZ HELP ASAPAn F note has a frequncy of 689.46Hz calculate the wavelegnth in meters
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assume that y varies directly with x, then solve. if y=-6.6 when x=9.9, find y when x=6.6y=?
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the sum of two numbers is 19 and the difference between the two number is 55
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PLEASE HELP ASAP!!! I NEED CORRECT ANSWERS ONLY PLEASE!!!Find mE.Write your answer as an integer or as a decimal rounded to the nearest tenth.mE =
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Can someone please help me first answer gets brainlist
1 Answer