Question 1 a) An oil company bores a hole 80m deep. Estimate the cost of boring if the cost is £30 for drilling the first meter with an Increase in cost of £2 per meter for each Succeeding meter. AN, (7)

Q: Question 1 a) The total cost of producing x units of ceramic item (in RM) in the factory for a…

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Q: chapter 3.7 problem 38 ladder 13 ft long rests against a vertical wall and is sliding down the wall…

A: We have to find rate of change of base of ladder (dx/dt) in given questionInformation is given…

Q: 1. A ladder 10 meters long leans against a wall. If the bottom of the ladder is being pulled away…

A: Given: A ladder 10 meters long leans against a wall. If the bottom of the ladder is being pulled…

Q: Problem Five: The length of a rectangle is increasing at rate of Scm/sec and its width is increasing…

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Q: QUESTION 15 An accessories company finds that the cost, in dollars, of producing x belts is given by…

A: Given : cost in dollars when producing x belts

Q: Problem 2. Water leaks from a vertical cylindrical tank through a small hole in its base at a rate…

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Q: Problem #2 One airplane is approaching an airport from the north at 199 km/hr. A second airplane…

A: We have to find the rate at which distance between the planes is changing.   According to our…

Q: light bulbs with compact fluorescent bulbs and insulating part or all of your exterior walls. Each…

A: Please refer to the image below

Q: Problem 2 Parts A and B please

A: (a)Given information:

Q: Problem 3. Two boats are racing with constant speed toward a finish marker, boat A sailing from the…

A: Given : Boat A is sailing from south at 13 mph and boat B is approaching from the east.

Q: Question 20 A ball is propelled straight up with an initial velocity of 250 feet/sec in a vacuum…

A: Given, intial velocity of ball=250 feet/sec

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Q: appendix (8) ASK YOUR TEACHER   The speed of sound in air on a certain stormy day is about…

A: Sound in 1-second covers = 1130 feet in 5 seconds cover= (1130x5)= 5650 feet

Q: Problem: A ladder 10m long is leaning against a vertical wall. If the bottom of the ladder is 8…

A:

Q: Question # 10 Calculate The Average Speed Reference Q. 15261 Al and Bob, who live in North…

A: We have to find the average speed.

Q: Question 22 A square is increasing in area at a rate of 20 mm² each second. Calculate the rate of…

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Q: Problem 2. A bucket with a mass of one kilogram and a rope of negligible weight are used to draw…

A: Bucket is filled with 20 l of water It is pulled up 0.5 m per sec and, it losses water at 0.1…

Q: Question 10 fou go to the procery store and buy a gallon of milk for $3.59. two avocados for $1.19…

A: Given: You buy a gallon of milk for $3.59 Two avocados for $1.19 for each And 3.12 pounds of chicken…

Q: Problem 3. A tank contains 1020 L of pure water. Solution that contains 0.07 kg of sugar per liter…

A:

Q: Question 6 Your best friend is adamant about competing in a mini-triathlon that consists of first a…

A: According to given data: Average speed required = 5 km/hr Average speed for 2 km run = 15 km/hr…

Q: Problem #2: The sales of a plastic widget were estimated to be: P(t) = 8000 t e-0.6t where t is in…

A: To compute the total number widgets sold, use the definite integral. Here, the variable t varies…

Q: Question 1 A man on wharf 12 meters above the level of still water is pulling rope tied to a boat at…

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Q: Question 3 of 15 A company marks up the cost of all of items by 290%. If they want to have a sale,…

A: Solve for the maximum percentage they can reduce

Q: Question 2: A bacteria culture initially has 600 number of bacteria and triples in size in 8 hours.…

A: Given problem:- A bacteria culture initially has 600 number of bacteria and triples in size in 8…

Q: Problem 1. Experiment has shown that under ideal conditions and a constant temperature of 10°C, the…

A:

Q: Problem 5 A tank contains 200 liters of fluid in which 30 grams of salt is dissolved. Brine…

A: To determine the final concentration of the salt in the solution, we have to first determine the…

Q: Problem 4 The temperature (0) of a hot spherical ball that is cooling changes as a function of time…

A: Given Differential equation for the temperature of a hot spherical ball that is cooling changes as…

Q: QUESTION 4 0.048 kg of H₂O = mL

A:

Q: Question #2 Ma sin two different membership plans, as shown below. Determine which membership would…

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Q: Problem 15. A retailer has bought several cases of Californian wine. As the wine ages, its value…

A: Let x is the number of years after which the retailer should sell the wine. Since, the revenue is…

Q: QUESTION 8 The monthly sales of Sunny Electronics' new sound system are given by q(t) = 6,000t- 60t2…

A: To find the rate of monthly sales

Q: Question 2 A balloon is rising vertically over a point A on the ground at the rate of 15 feet per…

A: Using differentiation

Q: I have no idea how to do implicit differentiation

A: Introduction:Denote the length of side of the cube as x.Denote the volume of the cube as V.Denote…

Q: Question 1 LTWO executives in cities 400 miles apart drive to a business meeting at a location on…

A: We are given the time taken by two cars to reach a point and then we are also given the total…

Q: chapter 3.8 Math XL problem 4 approximate change in volume of right circular cylinder of fixed…

A: Since r is fixed ,we substitute r=21in the  volume of cylinder  ,then, find the derivative of V with…

Q: PROBLEM 1: A tank originally contains 380 liters of brine holding 450 N of dissolved salt .Eight…

A:

Q: CHALLENGE 6.4.1: Electricity. ACTIVITY 380274.1974570.qx3zqy7 Jump to level 1 Lee watches TV for 3…

A: Please see the answer below.

Q: Question 9 (. ) Suppose a ball is thrown straight up from a platform 3 meters high with an initial…

A: To solve the following model problem

Q: QUESTION 3 A conical water tank with vertex down has a radius at 10 meters at the top and is 24…

A: Given; Radius of cone =10m Height of cone =24m.

Q: QUESTION 7 3000 The cost (in dollars) for making x bookcases is given by C(x) 30x-30+ X+10 Round…

A:

Q: When air expands adiabatically (without gaining or losing heat), its pressure P and volume V are…

A: Relation between pressure P and volume V is given, PV1.4=C where C is a constant. Volume at certain…

Q: Problem 2. You are pumping air into a spherical balloon at a constant rate of 5 cm' /s. Recall that…

A:

Q: Question 1 You need to construct an open-top rectangular box with a base that has a length that is…

A: Let's find.

Q: chapter 3.7 problem 40 person is standning at end of a pier 12 ft above the water and is pulling in…

A: Let us assume the distance of boat from pier is x and the  rope length when boat is x =16 ft from…

Q: QUESTION 2 The height, h, of a cylinder is two times its radius, r. If the radius of the cylinder is…

A:

Q: Geologists estimate that there are currently 300 million tons of copper left on Io, while the…

A: Initial extraction and consumption of copper= 5 million  Rate of increase= 6%=0.06  Let after t…

Q: Intensive care units (ICUs) generally treat the sickest patients in a hospital. ICUs are often the…

A:

Q: Problem [4] Factory is polluting a lake in such a way that rate of pollutant (population) entering…

A: This question is related to definite integration, We will solve it using given information.

Q: Question 6 In 1980, the population of Mexico was about 67.38 million. For the years 1980 through…

A: The objective is to find the population of Mexico in 1983.

Q: Problem 1 please

A: GivenThe rate at which the airplane height from the ground is increasing or decreasing is…