Basic Math question and answers for July 19, 2024
- Q Solve the system by the addition method.5x - 4y = 22x + 5y = 14Select the correct choice below and, if necessary, fill in the answer box to complete your...
- Q A 6000-seat theater has tickets for sale at $25 and $40. How many tickets should be sold at each price for a sellout performance to generate a total revenue of...
- Q A radioactive isotope decays rapidly with a half-life of 4 minutes. For a 12 minutetest, technicians need at least 6 grams of the isotope to remain at the end of...
- Q Find the value of z in the solution of the following system:2x+2y+3z = -1073x + 2y - 5z = 16-5x 2y - 5z = 180
- Q You are planning to make an open rectangular box from a 6-in. by 6-in. piece of cardboard by cutting congruent squares from the corners and folding up the sides. What...
- Q Solve the system by the addition method.5x + 3y = 410x+6y=8Select the correct choice below and, if necessary, fill in the answer box within your choice.A. There is exactly one...
- Q A farmer finds that if she plants 90 trees per acre, each tree will yield 60 bushels of fruit. She estimates that for each additional tree planted per acre, the...
- Q Using the formula A(t) = ae^rt, what is the value of an investment with an initial value (indicated by the variable a) of $1,000 that continuously compounded at 8% (r)...
- Q A fence 6 feet tall runs parallel to a tall building at a distance of 6 feet from the building. What is the length of the shortest ladder that will...
- Q Suppose that on January 1 you have a balance of $2800 on a credit card whose APR is 14%, which you want to pay off in 1 year. Assume that...
- Q Let f(x) = x + 3x - 9x + 15.(a) Use the definition of a derivative or the derivative rules to findf'(x)=(b) Use the definition of a derivative or the...
- Q 8. Suppose you have borrowed two calculators from friends, but you do not knowwhether they are set to work in radians or degrees. You ask each calculator to evaluatecos 3.14....
- Q Find the coordinates of point L that lies along the directed line segment from N(14, 4) to M(2, 8) and partitions the segment in the ratio of 1:3.A. (16, 12)B....
- Q The population of Suka is currently 34.88 million people. Suka's current growth rateis 1.1% per year. What will Suka's population be in 5 years?a) 58 774 828b) 19 477 199c)...
- Q Find the midpoint of the segment between the points (8,-10) and (-10,-8).A. (-1,-9)B. (0,0)C. (-1,2)D. (0,-6)
- Q A triangular field has sides of 218.5 m and 213.3 m, and the angle between them measures 58.96. Find the area of the field.A. 24,032 mB. 19,966 mC. 12,016 mD....
- Q Which of the following is NOT the equation for a conic section?Enter a, b, c, d, or e.a. 2x + 5y - 2x + 7y - 8 = 0b. y...
- Q While visiting Yosemite National Forrest, Joe approximated the angle of elevation to the top of a hill to be 40 degrees. After walking 450 ft closer, he guessed that the...
- Q Find the midpoint of WX.W = (-1, 5)X = (7,3)
- Q Which of the following would be a good idea as you prepare for a test?A. Stay up late the night before studying.B. Eat a big breakfast right before.C. Put new...
- Q Jon has quarters, dimes, and nickels in his pocket. The value of his money is $1.75. There are two more dimes than quarters and twice as many nickels as dimes....
- Q If 1800 square centimeters of material is available to make a box with a square base and an open top, find the largest possible volume of the box.
- Q If a virus spreads at a rate that can be modeled by the exponential function A(t) = ae^rt, how many people will be infected after 5 days if the initially...
- Q Solve the following system of equations. If there is no solution, write DNE in each coordinate of the ordered triplet. If there are an infinite number of solution, write each...
- Q A null and alternative hypothesis are given. Determine whether the hypothesis test is left-tailed, right-tailed, or two-tailed.Ho:H0: ? 3.3Ha: <3.3What type of test is being conducted in this problem?A. Right-tailed...
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