Basic Math question and answers for August 04, 2024
- Q The formula v = ?2.6r models the maximum safe speed, v, in miles per hour, at which a car can travel on a curved road with radius of curvature r,...
- Q Joshua is going to invest $680 and leave it in an account for 19 years. Assuming the interest is compounded continuously, what interest rate, to the nearest tenth of a...
- Q Two cell phone plans offer differing text packages.The two plans are outlined below:Plan A: $6.00 per month charge along with a charge of $0.05 per text.Plan B: No per month...
- Q Set up an equation that can be used to solve the problem. Solve the equation and determine the desired value.At a boating and sports store, the cost of renting a...
- Q Jen collects toy sports cars. She has 784 red cars and 224 black cars. She wants to line up the cars in groups so that each group has the same...
- Q A publishing company sold 26,265,591 books last year. Round the number of books sold to the nearest ten million.A. 30,000,000B. 26,000,000C. 20,000,000D. 26,270,000
- Q Give the associative property of addition and illustrate the property with an example.Choose the correct answer below.A. For any elements a and b, a+b=b+a. An example of this is 4+7=7+4.B....
- Q A rectangular kitchen has an area of 160 square feet. The length is 12 feet more than the width.a. Write an equation that represents the area of the kitchen.b. Find...
- Q Calculate the monthly payment needed to pay off a $200,000 loan at 4% yearly interest over a 20 year period. Recall that r is the monthly rate. Show your work...
- Q The population is decreasing at a rate of 4 % per year. If the population is 28,000 today, what will the population be in 12 years? Round your answer to...
- Q The HMS Sasquatch leaves port on a bearing of N29E and travels for 7 miles. It then changes course and follows a heading of S31E for 4 miles. How far...
- Q Given the vector u equal to 5 (cos 255, sin 255) and vector v equal to 7 (cos 150, sin 150), find the sum u + v and write your...
- Q Brenda cuts her grass every 10 days and trims her shrubs every 24 days. If Brenda cut her grass and trimmed her shrubs on June 1, how many days will...
- Q The sales in thousands of a new type of product are given by S(t)=180-50 e -0.3t, where t represents time in years. Find the rate of change of sales at...
- Q Juan is going to invest $1,700 and leave it in an account for 14 years. Assuming the interest is compounded continuously, what interest rate, to the nearest tenth of a...
- Q Alexa invested $54,000 in an account paying an interest rate of 4% compounded continuously. Assuming no deposits or withdrawals are made, how long would it take, to the nearest year,...
- Q At the beginning of an experiment, a scientist has 180 grams of radioactive goo. After 255 minutes, her sample has decayed to 5.625 grams.What is the half-life of the goo...
- Q Josiah invested $96,000 in an account paying an interest rate of 3.5% compounded continuously. Assuming no deposits or withdrawals are made, how long would it take, to the nearest year,...
- Q Bella is going to invest $94,000 and leave it in an account for 9 years. Assuming the interest is compounded daily, what interest rate, to the nearest hundredth of a...
- Q Police use the formula:v = ?20Lto estimate the speed of a car, v, in miles per hour, based on the length, L, in feet, of its skid marks when suddenly...
- Q Find the volume of a hemisphere with a great circle circumference of 37.7 centimeters.r=V =
- Q Anne and Nancy use a metal alloy that is 18. 141% copper to make jewelry. How many ounces of an alloy that is 14% copper must be mixed with an...
- Q On the planet of Endor, the Ewoks are building a trebuchet to attack the Storm Troopers. The test their new weapon and decided it can launch 100 kgs of rocks...
- Q Dylah is going to invest in an account paying an interest rate of 4.1% compounded continuously. How much would Dylan need to invest, to the nearest cent, for the value...
- Q A driver filled the gas tank and noted that the odometer read 57,491.9. After the next filling, the odometer read 57,838.4. It took 17.5 gal to fill the tank. How...
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