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Questions (1,006)

A spinner turns 1943 degrees. After being returned to its starting position, what is the minimum number of degrees the spinner
1. 4 answers
2. 608 views
A new parka with a manufacturer's price of $220 was marked up 120%, but was sold at a discount of 40% at the end of the season.
1. 1 answer
2. 653 views
if 12 cats can catch 6 rats in 2 hours, how many hours would it take 50 cats to catch 75 rats
1. 1 answer
2. 376 views
Find the equation of the tangent at x=11. y=x^2+2x-5
1. 3 answers
2. 195 views
Find y' at x=2 by using TI calculator or Desmos.com1. y=logx+x^2+x I don’t understand how to enter this into a calculator or
1. 2 answers
2. 351 views
In a two-player strategy game, the first player says “January 1”, and then players after that say, on their turn, any date
1. 2 answers
2. 730 views
9 wonderful students decided to buy their math teacher and expensive presents, each contributing the same amount of money. Four
1. 1 answer
2. 836 views
If a jellybean is chosen at random from a jar containing 3 blue jellybeans, 8 red jellybeans and 13 green jellybeans, then the
1. 3 answers
2. 855 views
Each of the digits 2, 5, 6, 7, 9 is placed one per box in the multiplication question shown ( _ _ _ x _ _ ). The largest
1. 1 answer
2. 697 views
If ABCD is a square whose edge measures 15, and DE = 8, then the area of trapezoid ABCE is:a) 105. b) 119. c) 120. d) 165. e)
1. 1 answer
2. 717 views
Sep P is the set of even numbers. Set Q is the set of multiples of 3. And R = {x|7 ≤ x < 24, x ∊ N}. The set P∩Q∩R
1. 7 answers
2. 1,286 views
A spinner turns 7077 degrees. The spinner would have ended up at the same spot if it had turned only:a) 77 degrees. b) 2197
1. 2 answers
2. 899 views
Out of 22 girls that tried out for the school sports teams, 11 tried out for volleyball, 5 tried out for both volleyball and
1. 1 answer
2. 1,065 views
If the arithmetic mean of the data 72 73 71 __ 63 62 79 76 is 62, then the missing value is:a) 0 b) 62 c) 63 d) 70 e) 71
1. 1 answer
2. 727 views
The fixed cost to set up a manufacturing business for plastic pink flamingosis $2184. in addition, East Flamingo cost $8 in
1. 5 answers
2. 1,307 views
Why is the expression 7^50 x 11^50 equal to 77^50?
1. 2 answers
2. 258 views
A pair of shoes with a manufacturer's price of $80 is marked up 115% and then sold to a customer at 65% off the mark up price.
1. 4 answers
2. 1,598 views
The fixed cost to set up a manufacturing business for plastic pink flamingosis $2184. in addition, East Flamingo cost $8 in
1. 2 answers
2. 738 views
The simple interest, in dollars, on $1600 invested at 9½% per annum for three years is
1. 1 answer
2. 615 views
The number of three-digit odd numbers with no repeated digits isa) 288, b) 320, c)336, d) 360, e) 405.
1. 1 answer
2. 667 views
If 5 tramps, can fix 5 lamps in 5 minutes, the number of minutes it takes 8 tramps to fix 16 lamps is
1. 2 answers
2. 1,435 views
Diane is making cookies. Of the first 260 she made, 75% had sprinkles on top. After she made 40 more cookies, the overall
1. 3 answers
2. 698 views
Diane is making cookies. Of the first 260 she made, 75% had sprinkles on top. After she made 40 more cookies, the overall
1. 1 answer
2. 1,074 views
A menu consists of 4 choices of salad, 9 entrees and 5 desserts. The number of different dinners consisting of a salad, an
1. 2 answers
2. 2,023 views
What does this mean?"The importance of language can hardly be overestimated."
1. 1 answer
2. 262 views
1. For the data in the table is why very directly with X if it does right now question for the direct variation x 10 y 15 x 16 y
1. 2 answers
2. 472 views
Consider the following reaction: 2K(s) + Cl2(g) -> 2KCl(s). If 8 mol potassium reacts with 10 mol chlorine, how much chlorine
1. 3 answers
2. 1,548 views
What is a mixed market economy
1. 0 answers
2. 283 views
-16t^2+144=0
1. 1 answer
2. 312 views
David made a scale drawing of his basketball goal. The basketball goal is 15 ft tall. In the drawing the basketball goal is 3
1. 4 answers
2. 556 views
Violent contact between individuals at a crime scene frequently produces bleeding and results in the formation of
1. 1 answer
2. 495 views
Refer to this passage for the remaining questions: In corn plants, tall is dominant to short and green is dominant to albino. A
1. 0 answers
2. 419 views
An object is thrown straight down from the top of a building 200 feet tall with an initial velocity of 20 ft/sec.Use the
1. 1 answer
2. 948 views
Translate this sentence into an equation.The product of Chrissy's score 2 and 24.
1. 1 answer
2. 1,013 views
PLTW Robot cstartMotor(rightmotor, 63) ; Is the motor at full or half speed
1. 1 answer
2. 293 views
A bullet of mass 5.0 g and velocity 330 m/s passes through a wheel at rest. The wheel is asolid disk of mass 2 kg and radius 18
1. 0 answers
2. 814 views
Inverse mutual funds, sometimes referred to as “bear market” or “short” funds, seek to deliver the opposite of the
1. 1 answer
2. 2,286 views
Use the given information to find f '(4).f(x) = 5g(x) + h(x) g(4) = -4 and g'(4) = 6 h(4) = 1 and h'(4) = -5 f '(4) = ?
1. 0 answers
2. 317 views
6x+5y-6z=-9-x-y+3z=10 -6x-y+z=23
1. 2 answers
2. 439 views
In chemistry PO4 is non polar, but in biology the phosphate functional group PO4 is polar? How so?
1. 1 answer
2. 2,573 views
In August 2013, Ally Bank was offering 0.16% interest on its Online Savings Account, with interest reinvested daily. Assuming
1. 1 answer
2. 1,367 views
So I am gonna stack it so u can see what I have and also the equation3 |1|1 = -4 -1|2|-2 = 1 2|-1|-1 = -1 Looks weird I know.
1. 9 answers
2. 457 views
In a card game player get at the start 2 green cards, 3 blue cards, 4 red cards, and 3 yellow cards. In how many ways can the
1. 1 answer
2. 1,049 views
Find the area of the region enclosed between y=2sin(x) and y=3cos(x) from x=0 to x=0.7π. Hint: Notice that this region consists
1. 1 answer
2. 2,933 views
The shaded regions R1 and R2, shown below, are enclosed by the graphs of f(x)= −x^2 and g(x)= −2^x.
1. 2 answers
2. 2,389 views
Help checking my work please!The region R is a rectangle with vertices P (a,ln a), Q (a, 0), S (3, 0), and T (3, ln a), where 1
1. 4 answers
2. 2,422 views
Determine the Values for Which a Rational Expression is UndefinedIn the following exercises, determine the values for which the
1. 3 answers
2. 1,766 views
I don’t understand the question or concept at all please help.On a floor plan drawn at a scale of 1:100, the area of a
1. 1 answer
2. 762 views
How do I turn 128.576 joules into 2 sig figs
1. 5 answers
2. 1,100 views
For functions f(x) = 7x − 8 and g(x) = 7x + 8,find ⓐ (f · g)(x) ⓑ (f · g)(−2). I have F(x)*G(x)= (7x-8)(7x+8). I never
1. 11 answers
2. 1,649 views
47x^5 − 17x^2y^3 + y^2 is a trinomial but how do I get 5 from this problem?is it bcuz of the 47 and -17
1. 10 answers
2. 668 views
−2,−2,31,−3,0 −2,3,−2 Find the minor ⓐ a3 ⓑ b3 ⓒ c3 How do I set this up. I know how to use the 2x2 method but
1. 0 answers
2. 378 views
Solve the system of equations by substitution andexplain all your steps in words: 3x + y = 12 x = y − 8 . Is this a good way
1. 2 answers
2. 1,122 views
. Eun-Kyung works as a tutor and earns $60 perhour. She has $792 in savings. She is planning an anniversary party for her
1. 4 answers
2. 1,778 views
Nataly is considering two job offers. The first jobwould pay her $83,000 per year. The second would pay her $66,500 plus 15% of
1. 3 answers
2. 3,942 views
2x − 5y + 3z = 83x − y + 4z = 7 x + 3y + 2z = −3 Can I multiple the 2nd equation by 3 and the 3rd by 3? Or should I take
1. 6 answers
2. 492 views
. Sarah wants to arrive at her friend’s wedding at3:00. The distance from Sarah’s house to the wedding is 95 miles. Based on
1. 3 answers
2. 2,206 views
Matt and Chris leave their uncle’s house inPhoenix at the same time. Matt drives west on I-60 at a speed of 76 miles per hour.
1. 5 answers
2. 3,552 views
. Vern sold his 1964 Ford Mustang for $55,000 andwants to invest the money to earn him 5.8% interest per year. He will put some
1. 5 answers
2. 3,378 views
The box office sold 360 tickets to a concert atthe college. The total receipts were $4,170. General admission tickets cost $15
1. 2 answers
2. 2,153 views
Macario is making 12 pounds of nut mixture with macadamia nuts and almonds. macadamia nuts cost $9 per pound and almonds cost
1. 6 answers
2. 5,105 views
Julie went to the post office and bought both $0.41stamps and $0.26 postcards. She spent $51.40. The number of stamps was 20
1. 2 answers
2. 2,910 views
a wind turbine has a power output p when the wind speed is v. The efficiency of the turbine does not change. What is the wind
1. 1 answer
2. 2,063 views
Let the integral ∫ from 4 to 13 f(x) dx = 5, ∫ from 4 to 7 f(x) dx = 1, ∫ from 10 to 13 f(x) dx = 3.a)Find ∫ from 7 to
1. 3 answers
2. 573 views
How many mililiters of water would be displaced by 408 grams of lead?
1. 3 answers
2. 616 views
Determine the answer to the following:9.70 x 108 x 9.6 x 101 = ?? Select one: a. 9.3 e10 b. 9.3 e8.0 c. 0.93 e10 d. 9.3 e8.0
1. 3 answers
2. 591 views
What natural resources have remained significant to Washington economic activity from the time of European colonization to
1. 2 answers
2. 606 views
Christopher mixes the letters s, e, l, e, c, t, e, and d thoroughly. without looking, allen draws one letter. expressed as a
1. 17 answers
2. 4,731 views
Section 1 political power. all political power is inherent in the people, and governments derive their just powers from the
1. 1 answer
2. 981 views
Let logb 2=2.217 and logb 3=3.417. Find logb 3bPlease walk me through this steo by step.
1. 1 answer
2. 1,103 views
Two trucks are parked back to back facing in opposite directions on a straight, horizontal road. The trucks quickly accelerate
1. 2 answers
2. 762 views
Two cones are similarCone 1 r=5 h=15 Cone 2 r=? h=18 What is the length of the radius of cone 2? is it 7?
1. 3 answers
2. 518 views
You use a scale of 1inch = 280 feet to build a model of the Great Pyramid of Giza. The width of the base of the pyramid is 756
1. 3 answers
2. 1,077 views
If plants are grown for several days in an atmosphere containing 14CO2 in place of 12CO2, one would expect to find:very little
1. 1 answer
2. 1,249 views
So I would like to check some of my answers. I really appreciate any help1. Which of the following atoms or ions is diamagnetic;
1. 0 answers
2. 826 views
So i am asked to write the equation representing the third ionization energy for Cr, and what I could come up with is
1. 2 answers
2. 1,407 views
So i am asked to write the equation representing the third ionization energy for Cr, and what I could come up with is
1. 0 answers
2. 512 views
The word expectations best describes which situation from “Two Kinds”?Waverly’s reputation as a chess champion the
1. 1 answer
2. 963 views
Is S^(2-) a conjugate base of a weak acid?I think it is not as a congugate base grabs a H^+ ion. am I right?
1. 0 answers
2. 434 views
Is S^(2-) a conjugate base of a weak acid?I think it is not as a congugate base grabs a H^+ ion. am I right?
1. 1 answer
2. 422 views
Order in the increasing value of their polarity?HF NH3 H2O CO2 here i used the scale and got their numbers. HF>H2O>CO2>NH3 am i
1. 2 answers
2. 2,914 views
How do we order them considering their solubility?CH4 , NH3 , Cl2 , CO2 Ammonia make H bonds with water,which makes it the most
1. 2 answers
2. 735 views
Does LiAlH4 perform any kind of a reaction with a triple bond?
1. 4 answers
2. 471 views
Does the reaction rate of a zero order reaction becomes half of its initial value,if the concentration of the reactant becomes
1. 2 answers
2. 476 views
Why is meta-nitro phenol more basic than para-nitro phenol?
1. 0 answers
2. 482 views
How do we integrate ln| 1 - cot x | 0-pi/4?
1. 2 answers
2. 510 views
Can't we except a white percipitate(ethanoic acid),when ethanoyl chloride is dissolved in water???
1. 2 answers
2. 400 views
a and b are perpendicular vectors.a=(2i+3j) and b=ti+dj(d>0 and i and j are unit vectors) and |b|=1Find t and d? I know we have
1. 2 answers
2. 680 views
What makes the strongest cation in water?Al Na Fe K Mg I know that the OH^- ions from water are enough for the Al(OH)3 and
1. 1 answer
2. 501 views
Use table A - 2 to find the probability of a randomly selected value is between 0.7 and 1.98.
1. 1 answer
2. 418 views
If all the values in a data set are converted to z-scores, the shape of the distribution of the z-scores will not be the same as
1. 2 answers
2. 1,999 views
Find the variance for the given data. Round your answer to two decimal places.5.0, 8.0, 4.9, 6.8, and 2.8
1. 1 answer
2. 1,874 views
Identify the type of observational study.Researchers plan to collect data by interviewing patients who have cardiac by-pass
1. 0 answers
2. 444 views
An unknown monoprotic acid has a pH of 2.87. Is this acid weak or strong if 22.32 mL of 0.112 M NaOH is required to titrate
1. 1 answer
2. 703 views
A 25.00 mL sample of a soft drink was titrated using 12.10 mL of 1.50 M NaOH. Given that the soft drink's monoprotic acid has a
1. 1 answer
2. 978 views
A man travels 12km due north, then 5km due east and then back to the starting point on a straight road. What is the total
1. 6 answers
2. 4,387 views
Enterprise chargesa flat fee of $500 and an additional $2.45 per mile hertz charges a flat fee of $70 and an additional $1.25
1. 1 answer
2. 546 views
I am given the true of false question: If f(x) is continuous and 0<=f(x)<=1 for all x in the interval [0,1], then for some
1. 1 answer
2. 422 views
How many grams of Sodium chloride are in 53.2 g of solution that is 0.50% by mass sodium chloride?
1. 1 answer
2. 381 views
Route 1 - 52 miles at 60mph.Route 2 - 43 miles at 50mph. Which route is faster and by how much? Thanks.
1. 3 answers
2. 504 views

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