Basic Math question and answers for July 24, 2024
- Q Which property justifies rewriting the equation1.6+ z = 8 as 1+ z = 8A Additive Identity PropertyB Multiplicative Identity PropertyC Multiplicative Inverse PropertyD Substitution
- Q The specific gravity of a substance is the ratio of its density to the density of water. If the density of a steel alloy is 492 lb/ft and that of...
- Q Q. You are driving to a conference in Cleveland and have already traveled 100 miles. You still have 50 more miles to go. When you arrive in Cleveland, how many...
- Q Angela took a general aptitude test and scored in the 81st percentile for aptitude in accounting. (a) What percentage of the scores were at or below her score? (b) What...
- Q Find the area of a triangle whose two sides are 12 inches and 14 inches long, and has a perimeter of 34 inches. A. 23.24 in B. 24.74 in C....
- Q Tonya has a small picture with a length of 4^(4/5) inches. She wants to enlarge the picture by a factor of 7 and frame it. Which of the following is...
- Q The mathematics department of a college has 12 male professors, 15 female professors, 9 male teaching assistants, and 10 female teaching assistants. If a person is selected at random from...
- Q Mika can eat 21 hot dogs in 6 minutes. She wants to know how many minutes (m) it would take her to eat 35 hot dogs if she can keep...
- Q A car salesman is offered a choice between a weekly salary of $160 and a commission of $140 on each car, or no salary and a commission of $180 on...
- Q Write an equation of the line that passes through (-1,1) and is parallel to the line defined by 4x+y=5. Write the answer in slope-intercept form (if possible)band in standard form...
- Q Identify the equation of the circle that has its center at (9, 12) and passes through the origin.A. (x +9)2 + (y + 12) = 225B. (x-9)2 + (- 12)...
- Q Use the Monotonicity Theorem to find the intervals where the given function is increasing and where it is decreasingf(x)=9x+9Select the correct choice below and, if necessary, fill in the answer...
- Q 3(x-3)=11-5(3x + 1)Select the correct choice below and, if necessary, fill in the answer box.A. The solution is(Type an integer or a simplified fraction.)B. The solution set is (-?,?).C. There...
- Q For each expression, simplify if possible.If applicable, click on "Cannot be simplified".4v + 3/3y + 4v + 6/-v-6
- Q a) Simplify (m8)4 and write your answer without using negative exponents.(b) Simplify (5y9)3 and write your answer without using negative exponents.
- Q A circle has a diameter with endpoints at A (-1, -9) and B (-11, 5). The point M (-6, -2)lies on the diameter.Prove or disprove that point M is the...
- Q Which of the expressions is not equivalent with the rest?a) 79% more than xb) Cost of an item is x with 70% markup and 9% sales tax appliedc) 1.79xd)x(1+7. 1/10...
- Q Describe how to transform the graph of y = (3)" on to the graph y = 4(3) +2.The graph has a vertical shift down 2 units, a reflection over the...
- Q Nadia notices that sales have gradually decreased over the past two years. The sales team has not changed, nor have the products. What should Nadia do next?Read the following possible...
- Q A triangle drawn on a map has sides that measure 15 cm, 8 cm, and 10 cm. The shortest of the real-life distances is 127 km. Find the longest of...
- Q 1/2x + 1/3y = 01/4x - 1/2y = 8What is the solution of the system shown?(8,-12)(8,12)(-8, 12)
- Q Solve for x.8(x - 1) = 4x + 136A. x=181/12B. x=36C. x=11D. x=12
- Q It is often necessary to do calculations using scientific notation when working chemistry problems. For practice, perform each of the following calculations.(4.4710%)(1.0010)=1.52x10/3.9010(4.4710 (5.1910)/(1.00101.5210)
- Q In the expression below, the x is the3x + 2A. CoefficientB. ConstantC. OperatorD. Variable
- Q Ravi rented a truck for one day. There was a base fee of $18.95, and there was an additional charge of 86 cents for each mile driven. Ravi had to...
- Q For f(x) =x/x+1 and g(x)=2/x finda. (fog)(x); b. the domain of f o ga. (fog)(x) =(Simplify your answer.)b. What is the domain of f o g?
- Q Suppose that the property tax is figured by multiplying the cost of your acreage by 0.293.Change 0.293 to a percent. Write your answer in percent form.
- Q The words below have a similardenotation. Which word has the most.positive connotation as used in thissentence?He was _________ student.A. a goodB. an admirableC. an excellent
- Q Simplify by factoring: 16x - 24y16 (x -8y)24 (2x - y)Prime8 (2x - 3y)
- Q Mark is investing his money. He thinks that he should make $10 for every $100 he invests. How much does he expect to make on an investment of $800?
- Q The city councilman asks the ice hockey team if they would prefer a new skate park or a new icerink to be built as the new building to be funded...
- Q A rocket is launched at the top of a building. The height of the rocket (in meters) written in termsof time (seconds) can be modeled by h (t) = -4.91...
- Q Hattie had $5500 to invest and wants to earn $600 in interest this year. She will put some of the money into an account that earns 9% per year and...
- Q A builder of tract homes reduced the price of a model by 20%. If the new price is $400,000, what was its original price? How much can be saved by...
- Q he area of a triangular flag is 56 square centimeters. Its altitude is 2 centimeters longer than twice its base. Find the lengths of the altitude and the base.he length...
- Q The Perot Museum of Nature and Science in Dallas, Texas, offers a number of different membership levels for visitors. The Premium Membership is the most popular and costs $25 for...
- Q Three coins are tossed.What is the probability thatall three will land tails up?Enter the number that belongs in the green box.
- Q Solve the equation for exact solutions in the interval [0,360). Use an algebraicmethod.6 sec ? tan ? = 8 tan ?Select the correct choice below and, if necessary, fill in...
- Q Captain Argos is impressed by his flyingspeed over the ocean. In miles per hour,he's calculated his speed to be the sameas T. Is this speed a rational or irrationalnumber? Explain.
- Q Determine the symmetries (if any) of the graph of the given relation.4y = 6x +3Choose the correct symmetry of the graph.A. It is symmetric with respect to the x-axis.B. It...
- Q A building casts a shadow 25 m long. At the same time, the shadow cast by a 44-cm tall pole is 59 cm long.Find the height of the building.A. 17.1...
- Q A rocket is fired from a building 240 ft tall. The height of the rocket with respect to time (inseconds) is modeled by f(t) = -16r +32 +240. How long...
- Q 7x(x+2)(x-6).'For the function h(x) = -A. The solution isB. The solution issolve the following inequality.h(x) ?0Select the correct choice below and fill in the answer box within your choice.(Type your...
- Q You decide to build a box with a square base and with a height equal to half the length of a bottomside. The material you choose for the top of...
- Q Which figure always has exactly one line of symmetry?A. circleB. rectangleC. trapezoidD. isosceles right triangle
- Q Samantha invests $555 in an account that earns 14% interest compounded continuously. When will the value of the investment reach $1400? Graph the function on a graphing calculator or a...
- Q A map using a scale of 1 inch : 5 milesshows a section of land with an areaof 3.2 square inches. What is theactual area of the section of land?_________________square...
- Q 5x+2y=8x+y=4If you want to solve the system of equations by addition, which of the following could you do?Multiply the second equation by 2 and addMultiply the second equation by 2...
- Q Which of the following represents the graph of the inequality?-20x - 15 ? -30x - 45Open circle and shaded to the leftOpen circle and shaded to the rightClosed circle and...
- Q Factor. Remove the largest possible common factor. Check your answer by multiplication.25x8+10x7 +20x425x8+10x7 +20x =
- Q Carmen tutors math. For each hour that she tutors, she earns 40 dollars.Let E be her earnings (in dollars) after tutoring for H hours.Write an equation relating E to H....
- Q A ladder leaning against a wall makes an angle of 68 degrees withlevel ground. The foot of the ladder is 3 ft away from the wall. Howfar up the wall...
- Q Find the length of BOTH bases of the trapezoid with the given information.The area of the parallelogram is 95 m.The height is 10 meters.One base is 3 meters longer than...
- Q Is it possible for a solid to have a cross section that is a single point? If so, give an example. If not, explain why not.None of the other answers...
- Q Find the exact and approximate area of a circle with the given radius r or diameter d. Use pi for ? with no spaces in your exact answer. Round approximate...
- Q The doubling time of a population of flies is 5 hours. By what factor does the population increase in 31 hours? By what factor does the population increase in 1...
- Q Simplify. Assume that all variables are nonnegative real numbers.3?128xy^5 3?128xy^5 =(Type an exact answer, using radicals as needed.)
- Q bicycle riders start a race at the same time. The functions f(x) and g(x) give the distance in miles that each rider has traveled after x hours of riding. What...
- Q A child flies a kite at a height of 50 ft, the wind carrying the kite horizontally away from the child at a rate of 26 ft/sec. How fast must...
- Q The coins are placed in a cylindrical storage container that has a radius of 2 in and a height of 5 in. How much empty space is in the cylinder...
- Q The sum of 5 times one number, x, and 6 times a second number, y, is 179. If the sum of the two numbers is 31, find the two numbers.Enter...
- Q Find the area and perimeter of a rectangle with sides 5 and 7.9 miNone of the other answers are correctarea is 12?6 miperimeter is 17.9 miarea is 58.5 miperimeter is...
- Q The following list gives the home run totals for Barry Bonds from 1986 through 2007 (his total career).16 25 24 19 33 25 34 46 37 34 49 73 46...
- Q Adam is also confused. He wonders why, if you take a rectangle and multiply the length of each side by 1.5. the area of the new rectangle isn't 1.5 times...
- Q Jackson is conducting an experiment for his Physics class. He attaches a weight to the bottom of a metal spring. He then pulls the weight down so that it is...
- Q Geraldine is asked to explain the limits on the range of an exponential equation using the function f(x) = 2 She makes these two Statements: (1) As x increases infinitely,...
- Q A small bakery called Taestry opens today. They expect to make profits continuously, at a rate ofs(t) = t2/10 + 100 thousand dollars per year, where t is the time...
- Q Read the excerpt.At the beginning of the mission, since our priority was to identify the origin of the alien's signal.What is the most accurate way to describe the excerpt?(1)It is...
- Q It will take Cody 3 months to save up enough money to purchase a stereo. He has a credit card with a 12% interest rate. Cody's friend Mark says it...
- Q Stacy hits the jackpot one day at the gumball machine. She puts in a quarter and gets 4 gumballs rather than 1. The radius of each gumball is 6 mm....
- Q The Roth family has liquid assets of $10,000, use assets of $150,000 and investment assets of $34,000. They also have liabilities totaling $108,000. If their total liabilities increase by $7,000...
- Q The first step for deriving the quadratic formula from the quadratic equation, 0 = ax + bx + c, is shown. Step 1: -c = ax + bx Which...
- Q 6900 dollars is placed in an account with an annual interest rate of 8.25%. How much will be in the account after 26 years, to the nearest cent?
- Q Otto used 6 cups of whole wheat flour and x cups of white flour in the recipe What is the equation that can be used to find the value of...
- Q Lydia bought a shirt at 20% off its retail price of $40. She paid 5% tax on the price after the discount How much did tydla pay for the shirt?...
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