Basic Math question and answers for August 03, 2024
- Q Determine all positive number replacements (less than the modulus) for the question mark that make the statement true.5 ? (mod 9)Select the correct choice below and, if necessary, fill in...
- Q A publisher has fixed costs of $74,968 on a book for development, editing, and advertising. It costs the publisher $4 per copy at the printer. The publisher charges $30 per...
- Q A family wants to purchase a house that costs $190,000. They plan to take out a $140,000 mortgage on the house and put $50,000 as a down payment. The bank...
- Q Suppose that $1600 is invested at an interest rate of 2.5% per year, compounded continuously. After how many years will the initial investment be doubled?Do not round any intermediate computations,...
- Q A lumber yard has fixed costs of $6,478.7 a day and variable costs of $1 per board-foot produced. The company gets $2.7 per board-foot sold. How many board-feet must be...
- Q Give an example to show that the commutative property does not hold for the set of integers under the operation of division. Select each of the following that shows that...
- Q The difference in frequency between the first and the fifth harmonic of a standing wave on a taut string is f5 - f1 = 50 Hz. The speed of the...
- Q Which of the following functions are parallel?I. 2x+4y=9II. 5x-3y = 10III. x + 7y=5IV. 2x+9=-4yO I and IVOI and IIIOII and IV
- Q Evaluate the following expression without using a calculator. Simplify your answer as much as possible,and enter your answer as a fraction.(27/64)* -1/3
- Q The volume of a rectangular pyramid is 60 cubic feet. The width of the base is then scaled by a factor of 3, the length of the base is scaled...
- Q The area of a regular pentagon is 50 cm. What is the area of a regular pentagon with sides 6 times the length of the smaller pentagon?
- Q Select all the correct answers.Which two excerpts are written in a third-person omniscient point of view?Long, long ago there lived an old man and his wife who supported themselves by...
- Q (a) What positively impacts your persistence, confidence, and/or enjoyment in any class? Why?(b) What can be improved to increase the positive impact of any STEM class to your persistence, confidence,...
- Q Find the slope of the line X+ 9 = 14.zero14undefined
- Q A particle moves along a line with a velocity v(t) = -4t + 2, measured in meters per second. Find the total distance the particle travels from t = 0...
- Q What are the transformations performed in the function y = |x +41-8?8 units to the right and 4 units up.4 units to the left and 8 units down.4 units to...
- Q If a system of two equations in two variables is solved graphically, a unique solution exists when:The lines are parallelBoth equations yield the same lineThe lines intersect at two distinct...
- Q What is the name of the transformation of the function f(x) = - tan(x)?Reflection about the x-axisReflection about the y-axisHorizontal shift
- Q Suppose in order for a bill to pass in Congress, 50% of voters must be in favor of it. In a random sample of 200 voters, 98 said that they...
- Q Chase invested $39,000 in an account paying an interest rate of 3.2% compounded daily. Assuming no deposits or withdrawals are made, how long would it take, to the nearest tenth...
- Q Emma is going to invest in an account paying an interest rate of 2.6% compounded quarterly. How much would Emma need to invest, to the nearest cent, for the value...
- Q If y is directly proportional to the square root of x and y = 98 when x = 144, find y if x = 20736. (Round off your answer to...
- Q Jamal is watching the wood in a fire pit burn. Jamal started with 35 pounds of wood, and 30% of the wood is burning every hour.Which equation models the amount...
- Q Joseph invested $16,000 in an account paying an interest rate of 5.7% compounded continuously. Assuming no deposits or withdrawals are made, how much money, to the nearest cent, would be...
- Q The engine in a car is started at time t = 0 and it consumes gasoline at the rate of r(t) = 8 + t - 2t3, measured in gallons...
- Q Brittany's annual salary is $73,800. She pays 23% in taxes. After taxes, she pays 4% into retirement. How much does Brittany pay into retirement?What is Brittany's annual salary after taxes...
- Q A YouTube star knows that 56% of her viewers are under the age of 24. She wants to expand to other age groups, so she updates her content to be...
- Q Cooper invested $1,100 in an account paying an interest rate of 3.8% compounded daily. Assuming no deposits or withdrawals are made, how much money, to the nearest cent, would be...
- Q Ariana invested $7,500 in an account paying an interest rate of 2.9% compounded continuously. Assuming no deposits or withdrawals are made, how much money, to the nearest ten dollars, would...
- Q Determine whether the following statement is true or false. Modify each false statement to make it a true statement.16 is divisible by 8.
- Q Determine whether the following statement is true or false. Modify each false statement to make it a true statement.63 is a divisor of 9.
- Q Landon is going to invest in an account paying an interest rate of 4.3% compounded continuously. How much would Landon need to invest, to the nearest hundred dollars, for the...
- Q Victoria is going to invest in an account paying an interest rate of 1.5% compounded quarterly. How much would Victoria need to invest, to the nearest hundred dollars, for the...
- Q Determine whether the statement is true or false. Modify each false statement to make it a true statement.Every whole number is an integer.
- Q Fill in the blank with an appropriate word, phrase, or symbol. With the quotient rule for exponents, the expression x^8/x^5 can be simplified to ___.
- Q A landscaper is designing a display of flowers for an area in a public park. The flower seeds will be planted at points that lie on a circle that has...
- Q Determine whether the number used is a cardinal number or an ordinal number.Jim B. Brown has directed 8 movies.Choose the correct answer below.A. In this context, the number 8 is...
- Q Simplify. Enter the result as a single logarithm with a coefficient of 1.log9(7x^5)+log9(6x^4)
- Q Suppose the binomial expansion of (2x?3y)^n includes the term -15120x^4y^3 The x^4y^3 term in the expansion will be The x^5y^3 term in the expansion will be
- Q Aldo is staining the wooden floor of a court. The court is in the shape of a rectangle. Its length is 46 feet and its width is 35 feet. Suppose...
- Q The acceleration function (in m/s2) and the initial velocity are given for a particle moving along a line. a(t)=t+6, v(0)=6, 0?t?10 (a) Find the velocity at time t. (b) Find...
- Q Construct a 95% confidence interval of the population proportion using the given information.x=40, n=200
- Q Describe the transformations to the parent function. Check all boxes that apply.y = - 2x - 1 Reflects across the x-axis (open down) Stretched by a factor of 2 (Narrower)...
- Q Describe the transformations to the parent function. Check all boxes that apply.y = x + 3Reflects across the x-axis (open down)shifts right 2shifts left 2shifts up 2shifts down 2shifts right...
- Q A bank features a savings account that has an annual percentage rate of r quarterly. Manuel deposits $5,000 into the account. (A) What values should be used for a, r,...
- Q Mrs. Y spent about 30 minutes every day to get to work by driving her car. The one-way commute cost her $5.00 in total including parking -while her wages per...
- Q Determine the point estimate of the population proportion, the margin of error for the following confidence interval, and the number of individuals in the sample with the specified characteristic, x,...
- Q An object with initial temperature 200 F is submerged in large tank of water whose temperature is 40 F. Find a formula for F(t), the temperature of the object after...
- Q Find the equation of the line with the slope m = 3/2 and passes through the point (-4,-2). y=-3/2x+4 y=3/2x-4 y=3/2x+4
- Q If 5000 dollars is invested in a bank account at an interest rate of 10 per cent per year,Find the amount in the bank after 14 years if interest is...
- Q Suppose that the world's current oil reserves is R= 2190 billion barrels. If, on average, the total reserves is decreasing by 21 billion barrels of oil each year, answer the...
- Q Two independent random samples resulted in the following. Find the estimate for the standard error for the difference between two means. (Give your answer correct to two decimal places.)Sample A:...
- Q The rate of a continuous flow for a company is growing exponentially. At the beginning, the rate was $10,000 per year. By the end ofthe first year, the rate was...
- Q A regression was run to determine if there is a relationship between hours of TV watched per day (x) and number of situps a person can do (y).The results of...
- Q With a certain medical insurance policy, the customer must first pay an annual $350 deductible, and then the policy covers 60% of the cost of x-rays. The first insurance claims...
- Q Study the polynomial function.f(x) = 0.1x(x + 6)(4x + 10)Part A. Identify the key features for the function above. Key features include: x- and y-intercepts, end behavior,vertical stretch/shrink and degree.
- Q Mark wants to invest $6,500.00 at an interest rate of 7.5% per year, compound daily. How long will it take his investment to grow to $8,000?Use: A (t) = P(1+)...
- Q A cake mixture is 9 parts flour to 4 parts water (by mass). How many kilograms are there each of flour and water necessary to produce a dough with a...
- Q A population numbers 16,000 organisms initially and grows by 13.3% each year. Suppose P represents population, and t the number of years of growth. An exponential model for the population...
- Q The phone company NextFell has a monthly cellular plan where a customer pays a flat monthly fee andthen a certain amount of money per minute used on the phone. If...
- Q A house was valued at $115,000 in the year 1992. The value appreciated to $150,000 by the year 2000.A) What was the annual growth rate between 1992 and 2000?Round the...
- Q A car rental company offers two plans for renting a car: Plan A: 30 dollars per day and 16 cents per mile Plan B: 50 dollars per day with free...
- Q In 2001 the population of Mountainville was 9,400. Their population increases by 0.21% per year. What is the expected population of Mountainville in 2007? Round your answer to the nearest...
- Q A computer monitor is 20 inches wide. The aspect ratio, which is the ratio of the width of the screen to the height of the screen, is 16:9. What is...
- Q Shannon needs to rent a car while on vacation. The rental company charges $17.95, plus 19 cents for each mile driven. If Shannon only has $50 to spend on the...
- Q Which of the following is a type of joint?trochanterfibroustibiasynapseulna
- Q Mathematics is like love; a simple idea, but it can get complicated.A swimming pool contains 34,000 gallons of water. How many gallons of chlorine must be added to "shock thepool"...
- Q Suppose we take a sample of size 100 from a population.We find that 22 people in our sample are left-handed.Describe the shape of the sampling distribution ofproportions. Why?The sampling distribution...
- Q A line passes through the point (2, 3) and has a slope of -2. Which is the equation of the line in point-slope form?A) 2x+y=7B) y=-2x+7Cy-3--2(x-2)E) y + 3 =...
- Q Make sure to justify your answer. A normal distribution has a mean of 75 and a standard deviation of 15. Determine the z- score for the data value of 85.
- Q A sample of 200 sodas filled on a new machine showed that 22 wereover-filled. The factory will get rid of the new machine if the dataindicates that the proportion of...
- Q A taxi driver charges for a trip, with a base fare, using the function = 3k + 2, where t is the total cost ($) for the trip and k...
- Q Bentley invested $26,000 in an account paying an interest rate of 6.8% compounded daily. Assuming no deposits or withdrawals are made, how much money, to the nearest cent, would be...
- Q A queen-sized mattress is 20 inches longer than it is wide. A king-sized mattress is 16 inches wider than the queen-sized mattress but has the same length. The area of...
- Q When hired at a new job selling jewelry, you are given two pay options: ption A: Base salary of $12,000 a year, with a commission of 11% of your sales...
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