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2012
June

Questions Asked on June 13, 2012

The half- life of a positron is very short. it reacts with an electron, and the masses of both are converted to two gamma-ray
1. 5 answers
2. asked by Anonymous
3. 6,931 views
Oakwood Plowing Company purchased two new plows for the upcoming winter. In 200 days, Oakwood must make a single payment of
1. 2 answers
2. asked by Anonymous
3. 5,509 views
Topic: Compare and Contrast the Tang and song dynasties China?The Tang Dynasties (June 18,618-June 4,907)was an imperial dynasty
1. 14 answers
2. asked by Ciara
3. 3,516 views
Carlo drove for 3 hours in a fog, then increased his speed by 30 miles per hour (mph) and drove 6 more hours. If his total trip
1. 1 answer
2. asked by Ciara
3. 2,579 views
How many gallons of 5% acid solution should be mixed with 20 galllons of a 10% acid solution to obtain an 8% acid solution
1. 1 answer
2. asked by Andrea B
3. 2,379 views
Farmer Hodges has 50 feet of fencing to make a rectangular hog pen beside a very large barn. He needs to fence only three sides
1. 1 answer
2. asked by jamie lynn
3. 2,305 views
Find how much interest $15,000 earns in 4 years in a certificate of deposit paying 8.5% interest compounded quarterly.
1. 1 answer
2. asked by Amanda
3. 2,262 views
What is the area of a regular pentagon with a side length of 10 inches and a distance from the center to a vertex of 10 inches?R
1. 1 answer
2. asked by Katie
3. 2,008 views
A 25 N book sits on a table. What is the magnitude of the normal force the table exerts on the book?
1. 2 answers
2. asked by Rachel
3. 1,837 views
An arrangement of two pulleys, as shown in the figure, is used to lift a 49.6-kg mass a distance of 3.70 m above the starting
1. 1 answer
2. asked by Akbar
3. 1,658 views
Bill Mason is considering two job offers. Job 1 pays a salary of $43,300 with $5,310 of nontaxable employee benefits. Job 2 pays
1. 2 answers
2. asked by jessi
3. 1,637 views
A group of 50 teachers and school administrators attended a convention. If any two persons are picked at random, at least one of
1. 1 answer
2. asked by Katia
3. 1,612 views
if tanx+cotx=2 then the value of tan^5x + cot^10x is
1. 1 answer
2. asked by aman
3. 1,572 views
A shirt originally sold for $ 35. Now it’s on sale for“20 % off”. If the sales tax is 6 %, what is the final price of the
1. 1 answer
2. asked by claudia johnson
3. 1,415 views
The distance needed to stop a car (d) varies directly with the aquare of the speed of the car (s). If a car traveling 25 mph
1. 4 answers
2. asked by Andre
3. 1,411 views
What is the magnitude of the average force required to stop an 1500 kg car in 8.0 s if the care is traveling at 95 km/h?Sum of F
1. 1 answer
2. asked by Mike
3. 1,408 views
Ammonia, NH3, is a stronger ligand than Cl- but weaker than CN-. Complete the balanced equations for the reactions that are
1. 1 answer
2. asked by Jane
3. 1,334 views
What is the probability of a randomly tossed bean bag landing in the yellow target area? Gray is 2m and yellow 0.75mUse 3.14 for
1. 2 answers
2. asked by Katie
3. 1,300 views
A frame maker made a large picture using 10 feet of frame molding. If the length of the finished frame was 2 feet more than the
1. 1 answer
2. asked by Andrea B
3. 1,288 views
Find the value of K such that the following trinomials can be factored over the integers:1. 36x^2+18x+K 2. 3x^2 - 16x+K
1. 1 answer
2. asked by Raj
3. 1,286 views
Use a table of trigonometric values to find the angle è in the right triangle in the following problem. Round to the nearest
1. 1 answer
2. asked by kellie
3. 1,218 views
Two opposite angles of a parallelogram are (5x-2)degree and (40-x)degree. Find the measure of each angle of a parallelogram.
1. 3 answers
2. asked by Anonymous
3. 1,181 views
An object falls from the top of the school, which is 6.06m high. Assume air resistance can be ignored and the acceleration is
1. 2 answers
2. asked by Melissa
3. 1,162 views
for narrative essay i want to write about death, like before i used to think my world be perfect everyone be with me I have
1. 3 answers
2. asked by Mohammad
3. 1,125 views
in one elementary school class the following information on sports preferences was obtained: 7 liked tennis; 11 liked baseball;
1. 3 answers
2. asked by rob
3. 1,117 views
solve each system by substitution methodx=y+3 3x-2y=4 Pls determine whether the equations are independent, dependent, or
1. 1 answer
2. asked by sheena
3. 1,086 views
A final exam in sociology has a mean of 72 and a standard deviation of 9.2. If 35 students are randomly selected, find the
1. 1 answer
2. asked by Anonymous
3. 1,042 views
log x 8 = 2
1. 1 answer
2. asked by Please Help!
3. 1,040 views
Samantha lent her brother some money at 9% simple interest and her sister one-half as much money at 16% interest. If she
1. 2 answers
2. asked by Andrea B
3. 1,023 views
Find the sum of the first 35 consecutive odd numbers.What is the sum of the first 350 consective odd numbers?
1. 1 answer
2. asked by Linda
3. 1,022 views
Andrews factored expressions-6x63+9x^2-3x as -3x(2x^2-3x-1). But when Melissa applied the distrubutive law and multiplied out
1. 1 answer
2. asked by ladybug
3. 1,018 views
A body of mass 5.0kg slides from rest down a plane inclined at 30degrees to the horizontal. After sliding 12m down the plane it
1. 1 answer
2. asked by sand
3. 1,017 views
Find three consecutive even integers whose sum is 252
1. 2 answers
2. asked by Ciara
3. 989 views
The following sequence of figures begins repeating in the fifth figure.The fifth figure has 2 squares, 2 triangles, and 1
1. 1 answer
2. asked by nick
3. 968 views
If JKL is similiar to DEF and JKl has sides that are 11 times greater than those of DEFwhat is the relationship between the
1. 2 answers
2. asked by Katie
3. 960 views
1. He left New York for Chicago.2. He started New York for Chicago. 3. He left for Chicago. 4. He started for Chicago. (Are they
1. 1 answer
2. asked by rfvv
3. 957 views
If a pine cone is projected upward at a velocity of 16ft/sec from the top of a 96-foot pine tree, then how long does it take to
1. 1 answer
2. asked by Anonymous
3. 943 views
The decomposition of dinitrogen tetroxide produces nitrogen dioxide:N2O4 (g) ---> 2 NO2(g) ΔG°= 2.80 kJ/mol Find the minimum
1. 0 answers
2. asked by Kerrie
3. 931 views
I have to write 3 observations of the sculpture The Standing Buddha, of how the facial expressions depict his role in society.
1. 2 answers
2. asked by Anonymous
3. 927 views
five business days (does "days" need any punctuation
1. 1 answer
2. asked by Anonymous
3. 917 views
Growth by cell division that makes both ends of a plant longer but not wider is calledA secondary growth. B annual ring growth.
1. 2 answers
2. asked by Alexa
3. 910 views
A substance placed in a container has a fixed volume and takes up the shape of the container. In which state does this substance
1. 3 answers
2. asked by julie
3. 875 views
Find sin2theta, cos2theta if csctheta=13/12 and lies in quadrant II.Thank you!
1. 1 answer
2. asked by Sara
3. 864 views
Log² x + log² 3 = 1
1. 1 answer
2. asked by Jackie
3. 825 views
I want to know if I have this righttranslate the phrase into mathematical expression and then simplify six times a number
1. 6 answers
2. asked by BERNIE
3. 780 views
1) Yellow light that has a wavelength of 560 nm passes through two narrow slits that are 0.300 mm apart. An interference pattern
1. 3 answers
2. asked by kennedy
3. 776 views
Uncle Albert's estate is to be divided among his three nephews. The will specifies that Daniel receive one-half of the amount
1. 1 answer
2. asked by jamie lynn
3. 774 views
I visited a beautiful flower garden yesterday and counted exactly 90 flowers. Each flower was either red or yellow, and the
1. 0 answers
2. asked by Katia
3. 772 views
Tickets for a concert were sold to adults for $3 and to students for $2. If the total receipts were $8.24 and twice as many
1. 3 answers
2. asked by Anonymous
3. 768 views
Is it the integral of lnsinx w.r.t x from 0 to pi/2 = integral lnsinx w.r.t x from 0 to pi/4 + integral lncosx w.r.t x from 0 to
1. 0 answers
2. asked by alsa
3. 744 views
Suppose a box has eight differently colored tennis balls in it. The colors are green, blue, red, purple, orange, black, and
1. 1 answer
2. asked by Sarah
3. 741 views
Will someone please hwlp me find a website to find the answer to this question below?What are the major organizational theories
1. 1 answer
2. asked by Picaboo
3. 737 views
suppose the government borrows $20 billion more next year than this year.use a demand and supply digram to analyze this policy.
1. 0 answers
2. asked by Anonymous
3. 728 views
what is the relationship between the perimeters of the trianglesA. They are equal. B.The perimeter of DEF is 11 times greater
1. 3 answers
2. asked by Katie
3. 721 views
suppose the government borrows $20 billion more next year.what will happen to the investment ? private saving? to public saving?
1. 0 answers
2. asked by Anonymous
3. 714 views
The number of dogs and chickens on a farm add up to 14. The number of legs between them is 36. How many dogs and how many
1. 1 answer
2. asked by dan
3. 698 views
A 13.0 kg box is released on a 33 degree incline and accelerates down the incline at 0.20 m/s^2.1. Find the friction force
1. 3 answers
2. asked by Mike
3. 696 views
A 0.140 kg baseball traveling 39.0 m/s strikes the catchers mitt, which, in bringing the ball to rest, recoils backward 13 cm.
1. 1 answer
2. asked by Mike
3. 696 views
How is the rejection region defined and how is that related to the z-score and the p value? When do you reject or fail to reject
1. 2 answers
2. asked by Anonymous
3. 690 views
what is the relationship between the perimeters of the triangles A. They are equal. B.The perimeter of DEF is 11 times greater
1. 0 answers
2. asked by Katie
3. 656 views
An airplane flying at 82km/hr at 30 degrees east of north encounters a 40km/hr wind due west. What is the speed of the plane
1. 1 answer
2. asked by M
3. 617 views
For the following fusion reaction, calculate the change in energy per mole.2/1 H + 3/2 He -> 4/2 He + 1/1 H
1. 1 answer
2. asked by Anonymous
3. 611 views
Determine which if any of the three statements are equivalent, give a reason for your conclusion. Show complete work.I). If the
1. 0 answers
2. asked by eliot
3. 589 views
For the following fusion reaction, calculate the change in energy per mole.2/1 H + 3/2 He -> 4/2 He + 1/1 H
1. 1 answer
2. asked by Anonymous
3. 588 views
To solve for the following proportion, you could use equivalent ratios, divide out the known ratio, or use cross products.
1. 1 answer
2. asked by Anonymous
3. 584 views
log5 (log3³)
1. 1 answer
2. asked by Jackie
3. 584 views
A 13.0 kg box is released on a 33 degree incline and accelerates down the incline at o.20 m/s^2.A. Find the friction force
1. 2 answers
2. asked by Mike
3. 577 views
The radius of circle A is 9 times greater than the radius of circle B. Which of the following statements is true?A.The area of
1. 1 answer
2. asked by Kim
3. 573 views
the denominator of a rational number is greater than the numerator by 6. if the numerator is decreased by 2 and the denominator
1. 1 answer
2. asked by kratika
3. 569 views
a 1.0kg ball is thrown upward from 1.0m above the ground with a speed of 10m/s reaches a height of 4.5 m. what is the efficiency
1. 0 answers
2. asked by sarah
3. 563 views
For the following fusion reaction, calculate the change in energy per mole.2/1 H + 3/2 He -> 4/2 He + 1/1 H
1. 1 answer
2. asked by Anonymous
3. 558 views
the denominator of a rational number is greater than the numerator by 6. if the numerator is decreased by 2 and the denominator
1. 1 answer
2. asked by kratika
3. 557 views
How can we factor trinomial:36x^2+18x+0 Is thislike this: 18x(2x+1)
1. 1 answer
2. asked by Hanu
3. 557 views
A CBS/New York Times poll found that 350 out of 757 adults said they would travel to outer space in their lifetime, given the
1. 1 answer
2. asked by smrey
3. 557 views
What pressure is a person exerting on the floor if the person weighs 145 lbs and has shoes that contact the floor over a total
1. 1 answer
2. asked by Angela
3. 551 views
Do human beings have any obligations to other animals, in terms of their treatment? If it is wrong to treat animals cruelly, why
1. 1 answer
2. asked by Tubby
3. 545 views
Hey Guys I have a problem like on the kids on here.What is the area of a regular pentagon with a side length of 10 inches and a
1. 1 answer
2. asked by Ashley
3. 542 views
In a right triangle, sin θ = 9/15. Find the value of tan θ
1. 1 answer
2. asked by Taylor
3. 540 views
What can be done to reduce homelessness?
1. 1 answer
2. asked by meshelle
3. 524 views
Clay is a plastic material. Does thia imply that it is a polymer
1. 2 answers
2. asked by kratika
3. 521 views
When we are supposed to calculate the value of "temperature coefficient of resistance " i.e. α , how are we supposed to choose
1. 1 answer
2. asked by Preksha
3. 517 views
can someone plz show the steps to solving equation. i believe the answer is 36.(6^5)/(6^3)
1. 1 answer
2. asked by Randy
3. 515 views
If you were a business consultant hired to assist a company outline a strategy for going global, what country would you suggest
1. 1 answer
2. asked by Toni
3. 515 views
The proportion of adults in the US with basic literary skills is 43%. If a hypothesis test is performed on this, how should you
1. 1 answer
2. asked by linds
3. 512 views
log4 (x-2) - log4 (x+1) = 1
1. 1 answer
2. asked by Please Help!
3. 508 views
How old is the Gneiss in Greenland?
1. 1 answer
2. asked by fred
3. 501 views
the denominator of a rational number is greater than the numerator by 6. if the numerator is decreased by 2 and the denominator
1. 1 answer
2. asked by kratika
3. 494 views
1. He has lifted weighs on the stage.2. He has lifted weight on the stage. 3. He has lifted a weight on the stage. 4. He is
1. 1 answer
2. asked by rfvv
3. 489 views
If the line passing through point (a,1) and (8,7) is parallel to the line passing through the points (4,9) and (a+2,1) what is
1. 1 answer
2. asked by Justin
3. 483 views
log² 16 = x
1. 1 answer
2. asked by Jackie
3. 480 views
The area of the triangular athelic field is represented by an expression 81y^2-16z^2 square meters. Write an algebraic
1. 1 answer
2. asked by ladybug
3. 470 views
sue nees to find the length & width of a room. the room is 4 meters longer then it is wide. its perimeter is 24 meters. what is
1. 1 answer
2. asked by ej
3. 464 views
I have to answer these questions about a topic:What is it? Why is it important? My topic is: The US and Haiti in the 21st
1. 1 answer
2. asked by Kelsie
3. 462 views
Consider a die with 8 sides, marked one, two, three, and so on. assuming equally likely outcome, find the probability that the
1. 1 answer
2. asked by Linda
3. 461 views
when we mix a 10% acid solution with a 14% acid solution, we can obtain a solution that is 24% acid
1. 1 answer
2. asked by Sheena
3. 461 views
find the domain and the rangef(a)=t f(b)=s f(c)=q f(d)=t f() domain a,b,c,d range t,s,q,t Ican not remember if I am suppose to
1. 0 answers
2. asked by BERNIE
3. 457 views
Find the ending balance in a account that opens with 6,480, earns 8.5% interest compounded monthly, and is held for 15 years.
1. 0 answers
2. asked by Linda
3. 456 views
is the indirect definition of gloomy, dismal or depressing? please help.
1. 1 answer
2. asked by Amanda
3. 450 views
What is the function of plasma?
1. 1 answer
2. asked by Nicole
3. 447 views
Calculate the expression in common logarithms. log (80)=6
1. 1 answer
2. asked by Linda
3. 443 views

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