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There are 30 students auditioning for new openings in a chorus. How many ways can you choose 4 students to be in the chorus?30*2
1. 4 answers
2. 579 views
Determine the radius of the circle given its area. Use 3.14 for π.A=3.7994 ft^2
1. 2 answers
2. 617 views
You and four friends are going to a movie. In how many different orders can you pick your friends up?
1. 1 answer
2. 542 views
What is the diameter of a cone with a height of 10 yards and a volume of 92.4 cubic yards? Round to the nearest whole number.
1. 2 answers
2. 711 views
The measures of two angles of a triangle are given. Tell whether the triangle is acute, right, or obtuse.19°,35° I think its
1. 2 answers
2. 463 views
Find the percent of decrease.original cost: $65; new cost: $57.20
1. 1 answer
2. 336 views
Find the percent of decrease.original cost: $65; new cost: $57.20
1. 3 answers
2. 366 views
Use the percent equation to answer the question.What percent of 130 is 156? I get 202.8??
1. 7 answers
2. 493 views
Find the percent of the number.10.5% of 250
1. 2 answers
2. 372 views
Use a proportion to answer the question.21 is 4% of what number? 21.875???
1. 2 answers
2. 448 views
Solve the equation.x ^2 + 15 = 51 x=±6???
1. 2 answers
2. 433 views
You are standing 400 feet from the base of the Space Needle in Seattle, Washington. Using a laser range finder, you measure the
1. 2 answers
2. 729 views
Find the percent of decrease.original cost: $65; new cost: $5
1. 1 answer
2. 352 views
A hat cost $14 after a 20% discount is applied. What was the hat's original price
1. 2 answers
2. 487 views
Find the amount of simple interest earned in 3 years.Principal: $460 Annual rate: 3.5%
1. 2 answers
2. 529 views
What is the inverse of the following statement?If it is night, the street lights will come on.
1. 1 answer
2. 647 views
Diane is a manager at a small movie theater. On Wednesday, she sold twenty adult and children’s tickets. Adult tickets are $3
1. 1 answer
2. 772 views
What are the co-vertices of the ellipse 3x^2+2y^2=72?thank you....
1. 2 answers
2. 1,148 views
2. Using the MM207 Student Data Set:a) Select a continuous variable that you suspect would not follow a normal distribution. b)
1. 1 answer
2. 660 views
A lab assistant wants to make FIVE LITERS of 31.2% acid solution. If solutions of 40% and 18% are in stock, how many liters of
1. 1 answer
2. 1,105 views
jack gives 50 kg jill a ride on a sleigh for 500 meters. he exerts a force of 45 Newtons on the rope of the sled at an angle of
1. 3 answers
2. 1,119 views
A company that produces a particular machine component has 3 factories, one each in Buffalo, Detroit, and Pittsburgh. 39% of the
1. 0 answers
2. 550 views
Write an equation of the line with y-intercept 4 that is parallel to the line whose equation is y=3x+2
1. 1 answer
2. 418 views
An aqueous sugar solution is formed by adding 50.1 g sucrose (C12H22O11) to 200.0 g water. What is the boiling point (in
1. 1 answer
2. 612 views
The acceleration of a particle moving only on a horizontal plane is given by a= 3ti +4tj, where a is in meters per
1. 0 answers
2. 934 views
The acceleration of a particle moving only on a horizontal plane is given by a= 3ti +4tj, where a is in meters per
1. 1 answer
2. 956 views
The rectangular base of a box has a perimeter of 60cm. The base is twice as long as it is wide. Saskia plans to cover the top
1. 4 answers
2. 639 views
what is the median for 9,2,8,1
1. 3 answers
2. 296 views
If a spherical shell has a uniform volume density of 1.84nC/m^3, inner radius a=.1m, outer radius b=.2m, what is magnitude of
1. 1 answer
2. 681 views
Find the mass of urea needed to prepare 51.7 of a solution in water in which the mole fraction of urea is 7.80×10−2.
1. 1 answer
2. 1,092 views
Copper has density of 8.94 and crystallizes with the face-centered cubic unit cell. Calculate the radius of a copper atom.
1. 2 answers
2. 2,144 views
A sample of steam with a mass of 0.552 and at a temperature of 100 condenses into an insulated container holding 4.35 of water
1. 1 answer
2. 1,567 views
i need help on my homework
1. 1 answer
2. 261 views
Are all First nations people the same?i don't no but i don't think tey were
1. 3 answers
2. 313 views
Why do aboriginal people believe they are native to Canada?plezzzz help me i don't no what the answer is
1. 2 answers
2. 456 views
trace the sequence of your moods what does the mean i don't understand this plezz help
1. 1 answer
2. 327 views
whats the difference in moods and expressing something like say list words or phrases which express someones feeling at that
1. 2 answers
2. 445 views
using the data in table5-1, determine how large a part of the popualtion was considered working class what proportion of
1. 1 answer
2. 503 views
in point form, summarize Champlain's reasons for exploring Canada. what were your Criteria for determining whether something was
1. 1 answer
2. 439 views
Charles's support came from the north and west of england, while par;iament's came form the south and east. what influence did
1. 2 answers
2. 428 views
make five observations about life in the backwoods of upper Canada. what jobs did pioneers do for themselves that we would never
1. 1 answer
2. 1,069 views
determine the domain, range and horizontal asymptote Please show all your workf(x) = - (3/4)^x - 1 Help!
1. 1 answer
2. 597 views
3x^2-5x+1=0
1. 1 answer
2. 228 views
Find the domain of the functionh(x) = (x/ x-1) I need to know how to solve this, not just the answer! Help!
1. 3 answers
2. 407 views
solve the inequality express your solution in interval notation(x - 4)^2/ (x -6) (x + 6) > 0 Help me!
1. 4 answers
2. 773 views
can someone help me write a balanced 1/2 rxn for the oxidation of glyceraldehyde-3-phosphate to glycerate-1,3-bisphosphate? I
1. 0 answers
2. 432 views
An engineering company believes it has developed a faster way to complete the assembly of an industrial machine. The present
1. 1 answer
2. 693 views
I having trouble understanding the critical thinking worksheet can someone please help me understand this?
1. 1 answer
2. 507 views
find f(x -1) for the following functionf(x) = sqrtx^2 - 3/ 6x + 6
1. 1 answer
2. 455 views
find the domain of the following function. State your answer in interval notation. f(x) = 5x + 10/ x + sqrt -26x - 169
1. 0 answers
2. 472 views
what is the standard deviation using the rule of thumb for the following set?57 61 57 57 58 57 61
1. 2 answers
2. 478 views
find an equation of the line containing the given pair of points.(-9,0) and (0,4) what is the equation of the line? y=?
1. 1 answer
2. 407 views
find an equation of the line containing the given pair of points.(-9,0) and (0,4) what is the equation of the line? y=?
1. 1 answer
2. 419 views
Can someone please help me!!!!!!Find th eequation of the line containing the point P and having the slope m. Write your answer
1. 3 answers
2. 521 views
Help!!!!!!A confidence interval estimate for the population mean is given to be (39,90, 48.11) If the standard deviation is
1. 1 answer
2. 608 views
population with a mean of 53.1 and standard deviation of 4.43 Calculate z score for xbar 49.8 from a sample of size 11Someone
1. 1 answer
2. 739 views
to push a 25 kg crate up a 27 incline, a worker exerts a force of 120 N, parallel to the incline. As the crate slides 3.6 m, how
1. 3 answers
2. 5,604 views
calculate the molarities of each of the ions in a solution prepared by diluting 78mL of 4.5M Ca(ClO3)2 (aq) to 156mL with water.
1. 1 answer
2. 471 views
calculate the molarities of each of the ions in a solution prepared by diluting 78mL of 4.5M Ca(ClO3)2 (aq) to 156mL with water.
1. 1 answer
2. 341 views
• Which one of Piaget’s stages of intellectual development would the behavior described fall into?• How would knowledge
1. 4 answers
2. 664 views
Using these steps, consider a cognitive “problem” a young child might encounter that he/she needs help with (such as putting
1. 1 answer
2. 1,417 views
decompose 68 with using exponents
1. 1 answer
2. 722 views
Having a really hard time with this!e^8x^2-5 = 14 solve the exponential equation express in exact form. Someone please help!
1. 2 answers
2. 656 views
Write the expression below as a single logarithm.2in(x+4)-in((x^(2)+x-12)/(x))
1. 1 answer
2. 431 views
Ok not sure if it's just me with a blocksolve the following equation in the real number system. x^4 +3x^3 + 3x^2 + 21x - 28 = 0
1. 1 answer
2. 492 views
find the x and y intercepts of f(x) = x^2 -16/ x^2 - 4obtain additional points ?
1. 2 answers
2. 296 views
use given info about a polynomial whose coefficients are real numbers to find the remaining zeros.Degree: 6 so I know there's at
1. 1 answer
2. 637 views
use remainder therem to find the remainder when f(x) is divided by x+2 then use factor to determine whether x +2 is a factorf(x)
1. 2 answers
2. 962 views
I mixed 4.50mL of 10.0mM NaOH with .50mL phenol red. I need to calculate the pH of this solution. I have more information in my
1. 0 answers
2. 491 views
if A and B are countable sets, then prove AxB is countable
1. 0 answers
2. 589 views
if A and B are countable sets, then prove AxB is countable
1. 0 answers
2. 625 views
Select one of the following topics and suggest a research question, purpose, and hypothesis. What population and sampling
1. 1 answer
2. 621 views
I need to create a 100ml buffer with a pH of 4.00 using 0.100M Benzoic acid (pKa = 4.20)and 0.180M sodium benzoate. What volume
1. 4 answers
2. 651 views
two boys start running straight toward each other from two points that are 100m apart,one runs with a speed of 5m/s while the
1. 1 answer
2. 466 views
This is the question?To make supporting points it is important that one finds relevant, accurate, and reliable sources. What
1. 1 answer
2. 1,038 views
Angle ABC and angle EBF are a pair verical angles. The measurement of angle ABC = 3X + 8 and the measurement of angle EBF = 2X +
1. 3 answers
2. 2,084 views
what is the structure of DNA?
1. 1 answer
2. 327 views
1 kilometer =
1. 1 answer
2. 290 views
a spaceship leaves the alien mother-ship and begins descending to earth. it descends 64m during the first second and 7m less
1. 4 answers
2. 500 views
the leaning tower of pisa is 55.9m tall and leans 5.5 deg from the vertical. if its shadow is 90.0m long, what is the distance
1. 0 answers
2. 687 views
write a c program that accepts a name as first name last name but displays the name as last name first name in the output
1. 0 answers
2. 519 views
Consider the reaction between sodium metal and chlorine gas to form sodium chloride (table salt).2Na(s) + Cl2(g) 2NaCl(s) If 3.6
1. 2 answers
2. 2,574 views
a 4.5 kg ham is thrown into a stationary 15 kg buggy. at what speed will the cart travel if the ham had an initial speed of 2.2
1. 0 answers
2. 1,273 views
in the book the cay list three precautionary things that timothy does just before the storm hits the cay?
1. 5 answers
2. 1,262 views
in the book the cay what happen to timothy when he gets that "devil, d'fever"?
1. 2 answers
2. 973 views
A boy drags a 100 N sled up a 20 degree slope at constant velocity. If the coefficient of friction between the sled and hill is
1. 2 answers
2. 1,456 views
Which element of Freud’s personality theory is guided by the pleasure principle
1. 1 answer
2. 568 views
help me solve this 4p+5-7p=-1
1. 1 answer
2. 318 views
what allows water to change to all three states (liquid,gas,solid)
1. 2 answers
2. 479 views
what is the monthly payment on a 69,000 loan with a 12% interest rate compounded monthly
1. 0 answers
2. 372 views
use reimann sums and a limit to compute the exact area under the curve of y=2x^2+1 on the interval[1,3]... i am having trouble
1. 1 answer
2. 1,170 views
Compare Distribution A (Female Shoulder Girth) and Distribution B (Male Shoulder Girth) shown below.What can we conclude about
1. 1 answer
2. 473 views
each individual has a budget line in which they follow for expenditures. if the income of the individual increases what is the
1. 0 answers
2. 846 views
Calculate the angular velocity of the minute hand of a clock.
1. 1 answer
2. 916 views
A DVD is spinning at 180 rpm’s. Calculate its angular acceleration when it increases to 240 rpms’s in 2 seconds. (Remember,
1. 1 answer
2. 699 views
When you stand 200 meters away from a 30 meter tall tree, what angle should it take up on the horizon?
1. 1 answer
2. 425 views
find ds/dt at (2,1) given t6(2)-2ts+s^(2)=spossible choices are -2/3, 2/3, -3/2 or 3/2
1. 1 answer
2. 350 views
the greek base ANGI- means: a)gland b)vessel c)bile D)head
1. 1 answer
2. 577 views
select the antonym of the word philanthropy. a)charity b)greedy c)benevolence d)generosity ........please help me .
1. 3 answers
2. 498 views
where is f(x)=12cos(3x) equal to zero. so far i have pi/2+n2pi.. i am not sure about pi/2
1. 1 answer
2. 439 views

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