Tutors Answer Your Questions about Human-and-algebraic-language (FREE)
Question 455060: . Essay; show all work. Bob’s Barber Shop estimates their gross revenue for the second quarter to be given by the polynomial 3x^3 + 6x^2 + 3x + 3. The shop estimates their costs for that quarter to be given by 9x^2 – 6x + 5. For the second quarter, find and simplify a polynomial that will represent their profit
Click here to see answer by nerdybill(6962)   |
Question 455688: A farmer wants to fence in three sides of a rectangular field with 1,000 feet of fencing. The other side of the rectangle will be the river. If the enclosed area is to be maximized, find the dimensions of the field.
Click here to see answer by rfer(12662) |
Question 456075: A bag contains 2 red marbles,4 green marbles, and 4 blue marbles. You choose one marble at random, put the marble back into the bag, then choose a second marble at random. what is the probability that you choose 2 red marbles?
Click here to see answer by edjones(7569)  |
Question 456646: I am a little confused on this. I know I divide by 3x + 2 but I get confused on the signs and if they should be changed to - or + If someone could give me a few pointers it would be greatly appreciated. This is the problem(3x squared - 10x - 8) divided by (3x + 2)
Click here to see answer by ankor@dixie-net.com(15657)  |
Question 458138: one watering system needs about 3 times as long to complete a job as another watering system. When both systems operate at the same time,the job can be completed in 9 minutes. How long does it take each system to do the job alone?
Click here to see answer by richwmiller(9143)  |
Question 459049: An apartment building contains 12 units consisting of one- and two-bedroom apartments that rent for $360 and $450 per month, respectively. When all units are rented, the total monthly rental is $4,950. What is the number of two-bedroom apartments?
A. 3
B. 4
C. 5
D. 6
E. 7
Click here to see answer by rfer(12662) |
Question 459205: Solve. Please show the algebraic inequality you used and show all of your work.
In order for a chemical reaction to remain stable, its Celsius temperature must be no more than C. Find the Fahrenheit temperatures at which the reaction will remain stable. C + 32
Click here to see answer by richard1234(5390)  |
Question 460027: Hello. Referred to me by Minka.
A hardware supplier manufactures three kinds of clamps, types A, B, and C. Production restrictions force it to make 20 more tye C clamps than the total of the other types and twice as many type b clamps as type A clamps. The shop must produce 380 clamps per day. How many of each type are made per day?
How many type A clamps are produced?
How many type B clamps are produced?
How many type C clamps are produced?
Truly greatful to whom replies.
Samantha
Click here to see answer by MathLover1(6634)  |
Question 460033: Hello. Referred to me by Minka.
The function f(x) = 180x/100-x models the cost, f(x), in millions of dollars, to remove x% of a river's pollutants. If the government commits $60 million for this project, what percentage of the pollutants can be removed?
___% of the pollutants can be removed.
Truly greatful to whom replies.
Samantha
Click here to see answer by oberobic(2304) |
Question 460033: Hello. Referred to me by Minka.
The function f(x) = 180x/100-x models the cost, f(x), in millions of dollars, to remove x% of a river's pollutants. If the government commits $60 million for this project, what percentage of the pollutants can be removed?
___% of the pollutants can be removed.
Truly greatful to whom replies.
Samantha
Click here to see answer by MathLover1(6634) |
Question 460032: Hello. Referred to me by Minka.
The polynomial 0.0013x^3 - 0.075x^2 + 1.5x + 11 models natural gas consumption in trillions of cubic feet, where x=0 corresponds to 1960, x=1 to 1961, and so on.
In which year between 1970 and 1990 was natural gas consumption about 23.1 trillion cubic feet?
Truly greatful to whom replies.
Samantha
Click here to see answer by MathLover1(6634) |
Question 460029: Hello. Referred to me by Minka.
The cumulative number of car accidents from 2000 to 2010 can be modeled by the quadratic expression, C= -41x^2+1640x+15,744, where x=1 corresponds to 2000, x=2 corresponds to 2001, and so on until x=11 corresponds to 2010.
a) find the number of cumulative car accidents in 2005?
b) the number of car accidents reached 21,600 in about what year?
(round to the nearest whole number, please).
Truly greatful to whom replies.
Samantha
Click here to see answer by ankor@dixie-net.com(15657) |
Question 460663: Aliaba was arranging the carpets for the flying carpet brigade. They were going to fly in a rectangular formation. When he put 4 carpets in each row, he had 3 left over. When he put 5 carpets in each row, he had 1 left over. How many carpets could there have been in the carpet brigade?
Use more than one way to present your solution(s).
Click here to see answer by solver91311(16897)  |
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Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790
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