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Total annual income from investments was $893. Amount of money invested at 14% was $800 more than amounts at 7% and 11% combined. Determine amount invested at every rate.
The thermometer is brought from outside, where air temperature is 26°F, into the room where air temperature is constant 74°F. After one minute inside room thermometer reads 0°F.
Its marketing people evaluate that the price of p dollars, it can sell total of q = 200,000 - 10,000p copies. Find price will bring in greatest revenue?
On the particular day 6500 gallons of gas were sold for $20,050. 3 times as many gallons of regular as premium gas were sold. How many gallons of each kind were sold that day?
Investor wants to have the return of $6700 on investment, with equal amounts invested in intermediate and long term bonds.
The ant starts at point (1,0) on unit circle and walks counterclockwise at the distance of 3 units around circle. Determine x and y coordinates of final location of ant.
The top of the 200 ft vertical tower is to be anchored by cables which make the angle of 30 degrees with ground. How long should cables be? How far from base of tower must anchors be placed?
Determine limiting population that is max no of people which will be infected? Forecast how many people will be binfected after seven days.
The railroad tunnel is shaped like the semiellipse. Height of tunnel at center is 40ft and vertical clearance should be 8 ft at the point 24 ft from center. Determine the equation for the ellipse.
How many computers can the trainee be anticipated to test after two days of training? How many days will it take until the average trainee can be expected to test 40 computers per day?
Suppose that company make decision to replace machine when machines values decreases to $500. In how many years will machine be replaced.
How many years will it take for amount of money in account to double? check the solution using estimate of law of 72. Mathematical model, using continuous compound interest, of problem is A = Pe.08n
Assume you deposited $2000 in the savings account with annual rate of interest of 1% compounded continuously. How much money will be in account in ten years?
For the given, use zeros and end behavior of every polynomial function to draw the approximation to graph of function. Describe how you came up with graph.
Was there essentially a time during each trip when monk was in exactly same place on both days? Why or why not? Assume monk walked faster on second day, and got back at 9 AM. What is the answer to par
The angle of elevation to the top of empire state building in New York is 11degrees from ground at the distance of 1 mile from the base of building. Using this information, determine height of Empir
Investment of $9000 with the certain computer company in 1995 grew to $250000 in 1998. Suppose investment grew continuously, find annual growth rate?
If intensity of sound at the rock concert is 0.003 watts per square meter at the distance of 79 meters from stage, then find level of sound at point in audience?
You observe the plane approaching overhead and suppose that its speed is 550 miles per hour. Angle of elevation of plane is 16° at one time and 58° one minute later. Find altitude of the pla
Incorporate any vertical/horizontal asymptotes if any. On grid provided, make right hand side of graph be end of one period. Scale the graph from there.
The count in the culture of bacteria was 400 after 2 hours and 25,600 after six hours. Determine relative growth rate of bacteria population? Express the answer as the percentage.
Determine component form and magnitude of indicated vector. Provided the points P = ( -2, -6) and Q = ( -1, 1), determine component form and magnitude of vector Square root 3 attached to vector QP.
The count in the culture of bacteria was 400 after two hours and 25,600 after 6 hours. Determine relative growth rate of bacteria population? in percentage.
Determine the exponential model n(t)= (initial)2^t/a for population t years after 2006. Exponential model for continuous growth after 2006.
If french fries contain 9 grams of carbohydrates and 190 calories per three-ounce serving, how many servings of green beans should he utilize?