Basic Math question and answers for May 07, 2024
- Q a) Make a truth table for statement: (p^q) ? (pVg).b) Make a truth table for statement: (pv q) ? (p^q).c) Which of these statements is a tautology? Explain.d) Could you...
- Q Ellie bought snacks for her team's practice. She bought a bag of popcorn for $3.47 and a 10-pack of juice bottles. The total cost before tax was $23.47. Write and...
- Q Divide the following. Give your answer in the form quotient+ remainder/divisor20x3-10x2 -18x -4/4x + 2
- Q It takes Terrell 69 minutes to weed his garden if he does it every 2 weeks, while his wife can get it done in 49 minutes. How long would it...
- Q What is the perpendicular bisector of a triangle?the segment from one vertex perpendicular to the opposite sidethe perpendicular segment that bisects one side of a trianglethe side with the middle...
- Q In the lab, Jane has two solutions that contain alcohol and is mixing them with each other. Solution A is 20% alcohol and Solution B is 6% alcohol. She uses...
- Q 1. For the first 7 days of January, the daily low temperatures for Burlington were 20, 14, 9, 8, -8, -11, and -4 Fahrenheit. What was the average daily low...
- Q Find the domain and range of the function y = f(x) = x 6.Domain:Range:
- Q A teacher gives a 15 item science test. For each item, a student receives one point for a correct answer; 0 points for no answer, and loses one point for...
- Q Miguel bikes 23 km per hour and starts at mile 10. Gabby bikes 28 km perhour and starts at mile 0. Which system of linear equations represents thissituation?A. Gabby: d=23t+10Miguel:...
- Q Solve the equation using the quadratic formula. (Enter your answers as a comma-separated list. If there is no real solution, enter NO REAL SOLUTION.)18x - 6 = 9x(a) Give real...
- Q Solve for v.|3v-6|=9If there is more than one solution, separate them with commas.If there is no solution, click on "No solution".
- Q Grace is an hourly employee, and the line that models her total pay in dollars as it relates to the number of hours she has worked has a slope of...
- Q Order: Sandostatin (octreotide acetate)40 mcg subcut. Q.6h. Read the label inthe figure. If the recommended dose is100-600 mcg/d in 2-4 divided dosestitrate to response, is the prescribed dosesafe? If the...
- Q (a) Suppose an analog clock strikes 6:00. How many degrees separate the hour hand from the minute hand, measuring clockwise from the hour hand to the minute hand? (Drawing a...
- Q Suppose two researchers wanted to determine if aspirin reduces the chance of a heart attack.Researcher 1 studied the medical records of 500 randomly selected patients. For each patient, he recorded...
- Q Mary's car will go 330 miles on 16.5 gallons of gasoline in highway driving.a) How many gallons will it take to drive 2183 miles from her house to a friend's...
- Q On the planet Maximillian live Sprogs and Graks. Initially there were 2400 sprogs and 300 Graks. The population of Sprogs doubles every 6 years and that of Graks doubles every...
- Q The dean of a college would like to determine the feelings of students concerning a new registration fee that would b used to upgrade the recreational facilities on campus. All...
- Q An art teacher made a copy of a small painting. To make the painting easier to see, the teacher enlarged the area of the painting by 48%. Let c represent...
- Q Use the fact that the derivative of the function f(x) = 3/x is f'(x) = -3/x2 to find the equation of the tangent line to the graph of f(x) at...
- Q Carl is making a garden that is half as long as it is wide. He wants to cover 271 square feet with the garden. Which equation best represents the situation...
- Q Use the discriminant to determine the type and number of solutions.-2x2 + 5x + 5 = 0Select one:a. One rational solutionb. Two imaginary solutionsc. Two rational solutionsd. Two irrational solutions
- Q In a class of 60 students, on average, 8 will be left-handed. If a class includes 20 "lefties", estimate how many students are in the class.The class has approximately students.
- Q Diana has 1600 yards of fencing and wishes to enclose a rectangular area.(a) Express the area A of the rectangle as a function of the width W of the rectangle.(b)...
- Q A light display has three colored lights, each of which flashes on for an instant at regular intervals. The yellow one flashes 15 times per minute, the blue one flashes...
- Q Select the correct answer from each drop-down menu. A cash card has a starting value of $25. If the card is not used within the first year of its purchase,...
- Q An English instructor asserted that students' test grades are directly proportional to the amount of time spent studying. Lisa studies 9 hr for a particular test and gets a score...
- Q Dante runs each lap in 7 minutes. He will run at least 11 laps today. What are the possible numbers of minutes he will run today?Use t for the number...
- Q Leo's Lawn Mowing Service has $300 in start-up expenses, and charges $30 for each yard. Yan's Yards does not have any start-up expenses and charges $20 for each yard. After...
- Q The graph of y = 5x6 - 3x4 + 2x-9 has at most how many turning points?Choose the correct answer below.5-9
- Q Use synthetic division to find the function values. Then check your work using a graphing calculator.f(x) = 2x5 - 4x4 + 2x - 3x + 9; find f(20) and f(-3).f(20)...
- Q How many gallons of a 50% antifreeze solution must be mixed with 60 gallons of 20% antifreeze to get a mixture that is 40% antifreeze? Use the six-step method.You need...
- Q For a given function f(x), the operation f(3x) willA) stretch the graph vertically by a factor of 3.B) shrink the graph horizontally by a factor of /3.C) shrink the graph...
- Q A tennis ball is thrown into the air from the top of a hotel that is 216 feet above the ground. The height of the ball from the ground is...
- Q Two cars are 261 miles apart and travel toward each other on the same road. Theymeet in 3 hours. One car travels 3 mph faster than the other. What is...
- Q Which of the following describes the end behavior of the function f(x) = -5x + 3x+ X-9?A) As x ? -?, y ?B) As x ? -?, y ?+? and...
- Q Sydney earned 91, 93, 93, 94, and 96 points onthe 5 essays each out of a total of 100 pointsgiven so far this semester. How many points mustshe earn on...
- Q Bernie the Gambler reviews the number of bets he has won in his lifetime of gambling. Since he has made so many bets, he selects a random sample of 100...
- Q Sasha and Amir are running around a circular track. Their coach is standing in the center of the circle, recording their times.(a) If Sasha runs 3 times around the track,...
- Q A researcher is studying the relationship between a vitamin supplement and cholesterol level. What type of study needs to be done in order to establish that the amount of vitamin...
- Q . You take your cup of coffee outside to stand in the sun and review calculus formulas. The coffee cup warns you that the coffee is "Hot Hot Hot" and...
- Q At a poster shop, Han paid $16.80 for 2 large posters and 3 small posters of hisfavorite band. Kiran paid $14.15 for 1 large poster and 4 small posters of...
- Q The volume of a right circular cylinder varies jointly as the height and the square of radius of the base. Suppose a right circular cylinder has the measurements V =...
- Q Diego has a 6 foot ladder. He places it against a wall so that the angle it forms with the ground is equal to 30 degrees. On a separate piece...
- Q A random sample was taken to determine the left foot length of female bears based on measuring their tracks. The following statistics were calculated for this sample: Mean = 12.8...
- Q Tax in Benton and Franklin counties is 8.6%. A TV costs $549.99. Use your answer from the last question to find the total cost of the television after tax. Round...
- Q A population culture begins with 15 strands of bacteria and then doubles every 4 hours. This can be modeled as 15(2)1/4, where t is time in hours. How many strands...
- Q The action figure toys of a multinational toy company are based on the usual ideal human figure of 6 feet for standardization purpose. If a common scale factor of 1...
- Q Graph the following function over a two-period interval. Give the period and the amplitude.y = -2cos 6x
- Q The distance from Jupiter to Mercury is 7.201 108 kilometers. How long would it take a rocket, traveling at 2.88 104 kilometers per hour to travel from Jupiter to Mercury?...
- Q True or false? A larger sample size produces a longer confidence interval for ?. False. As the sample size increases, the margin of error decreases, resulting in a shorter confidence...
- Q You are choosing between two different cell phone plans. The first plan charges a rate of 26 cents per minute. The second plan charges a monthly fee of $44.95 plus...
- Q Miguel Rodriguez borrowed $400 from his brother Julio to pay for books and tuition. He agreed to pay Julio in 6 months with simple annual interest at 6.4%a) How much...
- Q Bilquis is preheating her oven before using it to bake. The initial temperature of the oven is 65 and the temperature will increase at a rate of 25 per minute...
- Q United Express, a national package delivery service, charges a base price for overnight delivery of packages weighing 1 pound or less and a surcharge for each additional pound (or fraction...
- Q Bashir is a waiter at a restaurant. Each day he works, Bashir will make aguaranteed wage of $30, however the additional amount that Bashir earnsfrom tips depends on the number...
- Q Diana has 480 yards of fencing and wishes to enclose a rectangular area.(a) Express the area A of the rectangle as a function of the width W of the rectangle.(b)...
- Q The approximate average distances from the sun to Earth and Mercury are listed below:Earth: 1.5 108 kilometersMercury: 5.79 107 kilometersHow much farther from the sun is Earth? Express your answer...
- Q One month Elsa rented 5 movies and 3 video games for a total of $25. The next month she rented 2 movies and 6 video games for a total of...
- Q Southwest Dry Cleaners believes that it will need new equipment in 6 years. The equipment will cost $26,000. What lump sum should be invested today at 2% compounded semiannually, to...
- Q Compare the definition of scale factor of a dilation to the definition of scale factor of two similar polygons. How are they alike? How are they different?Choose the correct answer...
- Q A hummingbird needs 10 grams of sugar and 8 grams of protein each day. One honeysuckle flower provides 20 mg of sugar and 10 mg of protein. One nasturtium flower...
- Q The sample proportion p is important in calculating a confidence interval.Find for a sample with 36 "yes" responses out of a total of 60 responses if we are trying to...
- Q A company that produces widgets has a fixed cost of $400 and a unit cost of $80 per widget. Each widget sells for $96.(Use the interactive figure to find your...
- Q On a daily run of an express bus, the average number of passengers is 48. The standard deviation is 3. Assume the variable is normally distributed. Find the probability that...
- Q Over a period of 120 days, Shawna Johnson earned $400 interest in a retirement account paying interest at a rate of 5%. Find (a) the principal at the beginning of...
- Q Ayat's van traveled 88 miles on 6.5 gallons of gasoline. At this rate, how many gallons would be needed to travel 220 miles?Ayat will need gallons.(Type an integer or a...
- Q Solve the equation by factoring.49 - 64x = 0
- Q The 30 introductory statistics students took another quiz worth 30 points. On this quiz, the standard deviation of the scores of that quiz was 1 point. Which of the following...
- Q The approximate areas of Oregon and Hawaii are listed below:Oregon: 2.55 x 105 square kilometersHawaii: 2.83 104 square kilometersWhat's the difference between the areas of the two states? Express your...
- Q Keisha puts 4 oranges into each of 5 baskets. She puts 6 lemons into each of 2 baskets. What is the total number of oranges and lemons in the baskets?
- Q Find the midpoint of PQ with endpoints P(-4, 3) and Q(4, -1). Then write an equation of the line that passes through the midpoint and is perpendicular to PQ. This...
- Q The credit remaining on a phone card (in dollars) is a linear function of the total calling time made with the card (in minutes). The remaining credit after 45 minutes...
- Q A sample of 300 g of lead-210 decays to polonium-210 according to the function given byA(t) = 300e^-0.032t, where t is time in years. What is the amount of the...
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