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Alexander

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Questions (132)

an arc of length 110cm subtends an angle of 150° at the centre of a circle. find the perimeter of the sector
1. 3 answers
2. 352 views
Can someone help me with this?1)What new element is formed if magnesium-24 is bombarded with a neutron and then ejects a proton?
1. 6 answers
2. 2,543 views
I'm doing a project on persistent pollutants and brominated flame retardants in particular. Can you suggest some good sites to
1. 2 answers
2. 547 views
Factor completely:x^3 - 2x^2 + 7x - 14
1. 1 answer
2. 399 views
Show the similarities between dividing two fractions and dividing two rational expressions using examples of each; explain your
1. 3 answers
2. 590 views
Can you help me solve by factoring:x^2 - 13x = -12
1. 1 answer
2. 430 views
Can you help me solve by factoring:x^2 - 13x = -12
1. 3 answers
2. 408 views
I need help with using the quadratic formula to solve this equation:2^x2-2x = 8
1. 1 answer
2. 847 views
You're likely to encounter formal service in all of the following settings except which one?
1. 4 answers
2. 490 views
An aspirin tablet weighing 0.502 g has been analyzed and contains 68.2 % ASA (180.16 g/mol) by mass. A student dissolvedthe
1. 2 answers
2. 621 views
there are 500 seats in the auditorium. A concert was playing there and 1/5 of the seats were not filled. All the other seats
1. 4 answers
2. 1,443 views
there are 40 marbles in a jar. Chris had 2/5 of the marbles, Sal had 1/8, Tim had 1/10, and Bob, John and Don split whatever was
1. 2 answers
2. 539 views
it takes a 40 lb turkey two hours to cook. Tom baked his own turkey that was 1/5 the size of a 40 lb turkey. How long will it
1. 6 answers
2. 684 views
thomas wants to build a seven layer brick wall. the bottom layer has 20 bricks and each layer of the wall that goes up has two
1. 1 answer
2. 469 views
Stan bought several clothing items at macys. He bought a jacket for $30.00, a hat for $10.00, and two shirts for $5.00 each. He
1. 2 answers
2. 1,044 views
sean had the following test grades:50%, 65%, 50%, 45%, 100%. what is the range ?
1. 1 answer
2. 289 views
It has been suggested that rotating cylinders about 10 mi long and 5.6 mi in diameter be placed in space and used as colonies.
1. 4 answers
2. 1,572 views
If 5/17 of a region is shaded, what fraction is not shaded?
1. 3 answers
2. 659 views
A 50.0g Bullet traveling horizontally at 200.0 m/s embeds itself in a much more massive wooden block initially at rest on a
1. 2 answers
2. 528 views
I have no idea how to do this.
1. 1 answer
2. 243 views
I have two unknown numbers x and y, and the sum of x and y(x+y) is 78 and the product is (x*y) is 896
1. 1 answer
2. 272 views
Okay heres the pic. There is a plane with points B,D, and E.those [oints are collinear in the plane. And also outside of the
1. 2 answers
2. 1,105 views
Okay heres the pic. There is a plane with points B,D, and E.those [oints are collinear in the plane. And also outside of the
1. 1 answer
2. 732 views
Strong base is dissolved in 675 ml of 0.200 m weak acid (ka=3.25x10^-5) to make a buffer with a ph of 3.95. Assume that the
1. 3 answers
2. 650 views
Strong base is dissolved in 675 ml of 0.200 m weak acid (ka=3.25x10^-5) to make a buffer with a ph of 3.95. Assume that the
1. 3 answers
2. 571 views
Find the exact value of the trigonometric function given thatsin u = − 8/17 and cos v = − 3/5. (Both u and v are in Quadrant
1. 4 answers
2. 2,438 views
Solve the Logarithmic equation algebraically. Give an Exact Answer and an approximation for x to four decimal places.20
1. 1 answer
2. 447 views
The drawing shows a skateboarder moving at 5.34 m/s along a horizontal section of a track that is slanted upward by 47.7 °
1. 2 answers
2. 561 views
Can you help me find a link on how to make zeppoles (ex; step 1 then step 2)Please.
1. 1 answer
2. 372 views
how do you convince someone to stop smoking. Also,how do you relieve stress without smoking or eating?Please help.
1. 1 answer
2. 467 views
In the book, "The face on the milk carton", what color is Janie's shirt?
1. 1 answer
2. 376 views
Figure shows an overhead view of a 0.024 kg lemon half and two of the three horizontal forces that act on it as it is on a
1. 4 answers
2. 6,276 views
A professor receives, on average, 8 emails from students on the day before an online quiz. If the distribution of the calls is
1. 2 answers
2. 506 views
which one of the following sentences contains a collective noun?A. the quality of mercy is not strained. B. wo among you is a
1. 4 answers
2. 1,914 views
Can someone please explain how to find the frequency from:Lower limit:230,240,250 upper limit:239,249,259 Mid
1. 1 answer
2. 497 views
Jimmy measured four pieces of wood . Their measures are 4.2ft , 9/2 ft, 4.2ft, and 4 2/9 .What is the length of the shortest
1. 1 answer
2. 397 views
Is this correct? What are the three continents with the largest land areas in the world? Asia Africa and north america
1. 1 answer
2. 433 views
Is Lima, the capital of Peru, east or west of the 80 degrees west line of longitude? Is this correct? East?
1. 9 answers
2. 1,255 views
2. Contrast the metric units of distance, time, and speed. Describe the relationship between them.
1. 1 answer
2. 442 views
A car travels at 107 km/h on a level road in the positive direction of an x axis. Each tire has a diameter of 74.0 cm. Relative
1. 0 answers
2. 431 views
A car showroom had 10y cars, 20y motorcycles and 18 vans. In a particular month, 4y cars , 3y motorcycles and 15 vans were sold.
1. 3 answers
2. 762 views
Is this correct? In pea plants, the allele for green pods is G. The allele for yellow pods is g. In the offspring 27 (75
1. 4 answers
2. 2,234 views
1.What was the new deal's legacy?2. new measures were taken during the new deal and what agencies were formed?
1. 3 answers
2. 723 views
Assume you have a computer that contains 1GB of memory. It contains four memory slots. Each slot can contain 128 MB, 256 MB,
1. 1 answer
2. 664 views
A 1.0cm wide diffraction grating has 1000slits. It is illuminated by light of wavelength 550nm. What are the angles of the first
1. 2 answers
2. 664 views
How do I figure out the problem below?(4-1)x ____ = 3x7 ??
1. 1 answer
2. 366 views
I am doing a project on the planet uranus and I need a map showiong the path to my planet that i have chosen. The picture of the
1. 1 answer
2. 316 views
I re-posted this question because noone helped and I need help fast!I am doing a project on the planet uranus and I need a map
1. 3 answers
2. 494 views
I am writing a postcard to my friend saying i went on a trip to the country guadeloupe, this is my letter in english and can you
1. 2 answers
2. 531 views
I posted this again because i really need help fast!!I am writing a postcard to my friend saying i went on a trip to the country
1. 3 answers
2. 545 views
When the angle of elevation of the sin55 a tower cast a shadow 20m long. Find the height of the tower
1. 3 answers
2. 1,164 views
An observer on top of a cliff 25m above sea level views a boat on the sea at an angle of depression of 35. How far is the boat
1. 4 answers
2. 789 views
The sides of a triangle are of lenths x*-y*, x*+y* and 2xy units respectively. Prove that the triangle is a right angled
1. 3 answers
2. 530 views
Find the solution set of the equation {x^2+y^2=34{x+y=2
1. 1 answer
2. 300 views
Find the solution set of the equation {x^2+y^2=34{x+y=2
1. 1 answer
2. 331 views
Find the solution set of the equation {x^2+y^2=34{x+y=2
1. 1 answer
2. 278 views
Find the solution set of the equation{x^2+y^2=34 {x+y=2
1. 3 answers
2. 315 views
Suppose a large-scale randomized experiment were conducted to compare two weight loss plans. At the end of the experiment, the
1. 1 answer
2. 434 views
Suppose a large-scale randomized experiment were conducted to compare two weight loss plans. At the end of the experiment, the
1. 1 answer
2. 445 views
Suppose a large-scale randomized experiment were conducted to compare two weight loss plans. At the end of the experiment, the
1. 1 answer
2. 470 views
A poorly tuned Prius can accelerate from rest to a speed of 28 m/s in 20s.a) what is the average acceleration of the car? my
1. 4 answers
2. 1,250 views
The driver of a Cadillac is traveling at a constant 60mi/hr. A police car is 20m behind the perpetrator when it too reaches 60
1. 2 answers
2. 566 views
Which is the best way to clarify the sentence "The few arguments against pet ownership scarely need to be mentioned"?A. Most
1. 3 answers
2. 550 views
A basket contains the following pieces of fruit: 3 apples 2 oranges, 2 bannans, 2 pears, and 5 peaches. Jonas picks a fruit at
1. 6 answers
2. 4,284 views
Wood fragments from the floor of a palace in Syria - Syro-Hittite period. Date: 675 ± 50 years BCE?
1. 3 answers
2. 529 views
Directions: Decide whether the statements are true or false by using partial fraction decomposition. If the statement is false,
1. 6 answers
2. 684 views
Suppose there is a 11.2% probability that a randomly selected person is aged 20 years or older and is also a jogger. In addition
1. 3 answers
2. 2,040 views
Simplify the expression. 1/2(6x-8)-(5x-3)a)3x-4 b)-3x-8 c)-2x-5 d)-2x-1 Thanks!
1. 5 answers
2. 1,402 views
how many grams of NaOH do you need to prepare a 3.00 x 10^2 mL stock solution of 2.00 M NaOH
1. 3 answers
2. 443 views
For ABO blood groups in the humans, the A and B genes are codminant. Both A and B are dominant over Oa. Identify the possible
1. 2 answers
2. 898 views
A recessive sex-linked allele (h) located on the X chromosome increases blood-clotting time, causing hemophilia.a. With the aid
1. 4 answers
2. 1,055 views
Tay-Sachs disease is a hereditary disease that kills 1 in 360,000 individuals in the general population. Individuals homozygous
1. 2 answers
2. 790 views
What's the rule for 1 & 8,2 & 13,3 & 18 and b
1. 1 answer
2. 320 views
When a 3-digit number is divided by a 2-digit number, the quotient is between 5 and 6. What are the numbers using only 8 1 4 7
1. 2 answers
2. 709 views
People filled all the seats in the front section of the theater the front section has 6 rows with 40 seats in each row how many
1. 3 answers
2. 868 views
In the 5th Wave by Rick Yancey, what happens to Grace? Grace used to be the Silencer Evan Walker's friend.
1. 3 answers
2. 421 views
Did the Punic wars help Rome expand or just Roman trade or both? Please help...
1. 2 answers
2. 527 views
as a result of the punic wars, rome's navy became?can someone give me something besides a wikipedia because I already read those
1. 3 answers
2. 546 views
In Rome, If there were a crisis, the consuls could appoint who?
1. 2 answers
2. 540 views
In order to protect Rome against German invaders, it was?Please don't link me to wikipedia...
1. 1 answer
2. 364 views
What is the absolute value of the average January low temperature
1. 1 answer
2. 327 views
Next number in this sequence:-2, 0, 7, 22, 48?
1. 5 answers
2. 1,030 views
Louisa has many marbles in a bag. When she counted them by twos, threes, fours, fives, sizes, sevens, eights, nines and tens
1. 5 answers
2. 2,542 views
4. A rectangular enclosure is formed by using 800m of fencing. Find the greatest possible area that can be enclosed in this way
1. 3 answers
2. 763 views
The size of a parcel despatched through the post used to be limited by the fact that the sum of its length and girth (perimeter
1. 3 answers
2. 579 views
What is 0.554 rounding to nearest tenths ones hundredths and 8.497
1. 2 answers
2. 628 views
How much work is done in moving a 25lb. load a distance of 7 feet?
1. 1 answer
2. 358 views
The length of a rectangle is 8 feet more than its width. If the width is increased by 4 feet and the length is decreased by 5
1. 2 answers
2. 581 views
6 black counters and 4 white counters in bag A.7 black counters and 3 white counters in bag B. 5 black counters and 5 white
1. 7 answers
2. 5,995 views
The combustion of ethane produces carbon dioxide and water. If 27.6 g C2H6 are burned in the presence of excess air (O2) and
1. 2 answers
2. 707 views
Write 4/27(2^((3+m)/3)+2^(m/3)^3 as a power of 2
1. 4 answers
2. 598 views
Sorry for the repost, there was a mistake with the bracketing in the last one.Write (4/27)(2^((3+m)/3)+2^(m/3))^3 as a power of
1. 1 answer
2. 403 views
A 2 digit number is seven times the sum of its digits. The tens digit is 3 more than the units digit. what is the number?
1. 2 answers
2. 699 views
Max is 5 years older than Pauline. Next year he will be twice as old as she will be. How old is each now?
1. 3 answers
2. 879 views
Gloria is 20 years older than Reggie.Five years ago she was five times as old as he was. How old is each now?
1. 2 answers
2. 825 views
Thendmonimator of a fraction is 1 more than the numerator. If the numerator is decreased by 1, the value of the resulting
1. 4 answers
2. 1,383 views
The sum of the digits of a two-digit number is 11. If the digits are reversed, the number is increased by 45. Find the original
1. 4 answers
2. 1,038 views
Ruth is twice as old as Pat. In 4 years ruth will be three times as old as Pat was 3 years ago. How old is each now?
1. 2 answers
2. 514 views
The sum of the digits of a two-digit number is 13. If the digits are reversed, the new number is 9 more than the original
1. 2 answers
2. 620 views
Don is 21 years older than Betty. In six year Don will be twice as old as Betty. How old is each now?
1. 3 answers
2. 622 views

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