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Krystal

Questions (118)

Henry knows that the area of a rectangle is 30 square inches. The perimeter is 22 inches. If the length is 1 inch longer than
1. 1 answer
2. 332 views
Sam had a 3.00 pound jar of potassium chloride (KCl). He used 24.33% of this compound to prepare a solution. How many kilograms
1. 1 answer
2. 327 views
Find the sequence of the first five partial sumsS1, S2, S3, S4, and S5 of the geometric sequence by adding terms. 9, 12, 16,
1. 4 answers
2. 7,066 views
Find the indicated term of the geometric sequence.a1 = 7, a4 = 189/8 , 8th term
1. 4 answers
2. 2,334 views
Find graphing solutions to 4x-y=5
1. 1 answer
2. 350 views
The temperature on Monday was 14°C. On Tuesday the temperature decreased by 5°. On Wednesday the temperature decreased another
1. 2 answers
2. 1,320 views
A filter filled with liquid is in the shape of a vertex-down cone with a height of 12 inches and a diameter of 18 inches at its
1. 1 answer
2. 2,013 views
titanium reacts with oxygen a chemical change or a physical change
1. 1 answer
2. 494 views
I just want to know if these are right and if not, which ones I got wrong.1.Based on a _______ statement, a company sets
1. 1 answer
2. 583 views
what is the reciprocal of5/x-1 + 3/x ?
1. 1 answer
2. 376 views
If i wanted to write a history of summer.. how would i start it
1. 6 answers
2. 611 views
State and perform the next elementary row operations that should be performed to put the matrix in diagonal form1 2 -3 3 2 -4 6
1. 4 answers
2. 849 views
Use the table below to answer the following question.x: 1, 2, 3, 4 y: 1, 4, 9, 16 Which is NOT true about the above table? A: It
1. 2 answers
2. 1,010 views
Kool Klothes has determined that the revenue function for selling x thousand pairs of shorts is R(x) = -5x^2 + 21x. The cost
1. 0 answers
2. 557 views
3. An 80 kg skier is skiing down a slope (assume its frictionless) as shown in the diagram. The skier then hits a patch of sandy
1. 0 answers
2. 749 views
Hi! Can you check my answers to this worksheet? They're the only questions I'm not positive about my answers on.1. Compared to
1. 3 answers
2. 827 views
Uniform Motion Related ProblemPort A is 25 km downriver from port B. At noon a tugboat leaves port B and travels upstream at 15
1. 1 answer
2. 671 views
Uniform Motion Related ProblemJessie has a 15 km head start on Melvin. How long will it take Melvin to catch Jessie if the
1. 1 answer
2. 617 views
Uniform Motion Related ProblemTwo planes leave an airport at 2 p.m., one flying south at 450 kph, the other flying north at 675
1. 1 answer
2. 665 views
Uniform Motion Related ProblemTwo cars starting from the same point travel in opposite directions. Car A travels at 80 kph and
1. 1 answer
2. 696 views
Uniform Motion Related ProblemTwo cars, 210 km apart, met each other in 2 hours. If one car travelled at 60 kph, at what rate
1. 1 answer
2. 723 views
Uniform Motion Related ProblemChester drove his car at 8:00 a.m. at speed of 45 km/hr. At 9:15a.m. Michael followed with his
1. 1 answer
2. 564 views
Uniform Motion Related ProblemA car travelling at 60 kph left town at 9:00 a.m. Another car travelling at 65 kph left the same
1. 1 answer
2. 770 views
Uniform motion Related ProblemFive boy scouts biked to Caliraya lake at 5 km/h. their scout master gave them a ride back home in
1. 1 answer
2. 627 views
Hello,I am having a hard time in finding the prosecutors list of evidence in the The Prosecutor v. Callixte Mbarushimana case. I
1. 0 answers
2. 526 views
Hello,I am having a hard time in finding the prosecutors list of evidence in the The Prosecutor v. Callixte Mbarushimana case. I
1. 0 answers
2. 571 views
Add the two component vectors from Sample Problem 1 algebraically to erify that they equal the given vectorThe two component
1. 0 answers
2. 547 views
An ant travels 2.78 cm (West) and then turns and travels 6.25cm (south 40 degrees East). What is the ant's total displacement?
1. 1 answer
2. 1,537 views
What happens to arterial PO2, PCO2, and H+ concentration during moderate excercise? How and why does this stimulate an increase
1. 0 answers
2. 561 views
Which best describes how the internet has contributed to cultural diffusion in the united states?
1. 1 answer
2. 588 views
How would you describe the pattern of this sequence?2/3, 4/4, 6/5, 8/6, 10/7 The formula is 2n/n+2 where n is 1, 2, 3, 4, 5
1. 2 answers
2. 1,143 views
Can someone please help me find a website? I am doing a project on Maple Syrup Urine Disease and need to find a website that
1. 2 answers
2. 670 views
Find the largest positive integer that leaves the same remainder when divided into each of 889, 961, 1009, and 1189
1. 1 answer
2. 601 views
Show that the equation 155x -465y 35 has no integer solutions
1. 2 answers
2. 967 views
A simple calculation will reveal that 72 has 12 factors including 1 and 72. How many natural numbers less than 100 have 12 such
1. 0 answers
2. 516 views
Find the largest positive integer that leaves the same remainder when divided into each of 889, 961, 1009, and 1189
1. 2 answers
2. 738 views
In how many ways is it possible to spend exactly $200 on pumpkins if large pumpkins cost $5 and small $3
1. 1 answer
2. 878 views
Professor Merlin has asked you to help him. He has 100 total students in his four classes but he is not sure that all of them
1. 0 answers
2. 530 views
Let c be a constant. For what values of c can the simultaneous equations x – y = 2; cx + y = 3 have a solution (x, y) inside
1. 1 answer
2. 653 views
I'm doing a science experiment where I have to light an object on fire to do the experiment..It can't be oil or electrical fire.
1. 1 answer
2. 538 views
A gas, Y, diffuses 1.05 times faster than SO2 gas at the same conditions. What is the molecular weight of gas Y?
1. 1 answer
2. 1,670 views
The owner's equity of Logan's company is equal to one quarter of the total assets. Liabilities equal $60,000. What is the amount
1. 1 answer
2. 730 views
At the ruins of Caesarea, archaeologists discovered a huge hydraulic concrete block with a volume of 945 cubic meters. The
1. 5 answers
2. 3,058 views
How do you get the real-number solutions of 5b^3 + 15b^2 + 12b = -36?I get to (b+3)(5b^2 + 12) and I don't know what to do after
1. 3 answers
2. 587 views
Does anyone know a good website that shows South American countries natural resources in detail?
1. 3 answers
2. 532 views
I need a map of South America countries that shows their mineral deposits in details. Can someone please give me a website?
1. 4 answers
2. 602 views
I have looked and looked for 4 examples of a standalone computer but I have only found two. They are a fax machine, and TiVo
1. 2 answers
2. 439 views
For the equation y<or equal to -x^2+3x+10 I got the vertex (3/2, 67/4). Is this right?
1. 3 answers
2. 345 views
A stunt motorcyclist makes a jump from one ramp 20 feet off the ground. The jump between ramps can be modeled by y= -1/640x^2 +
1. 1 answer
2. 768 views
For the period 1990-2002, the number s (in thousands)lf cellular telephone subscribers in the United States can be modified by
1. 3 answers
2. 2,999 views
How would you solve 3x^2+8x-91=0 and 9r^2+4r+2=0 using the quadratic formula?
1. 1 answer
2. 792 views
What are the common nouns in these sentences? I think I have them right but I'm not sure. 1 is zone. 2 is steamboat. 3 is sister
1. 3 answers
2. 629 views
What is broadband Internet Connection?
1. 1 answer
2. 515 views
The arch of the Gateshead Millennium Bridge forms a parabola with equation y=-0.016(x-52.5)^2+45 where x is the horizontal
1. 2 answers
2. 2,398 views
A woodland jumping mouse hops along a parabolic path given by y=-0.2x^2+1.3x where x is the mouse's horizontal position (in
1. 4 answers
2. 1,961 views
I need to find the vertex of the parabola y=9x^2+7 but I am confused on what to use for b. I know a=9 but am unsure if b=7. Does
1. 8 answers
2. 382 views
I need to find x of the quadratic function y=-5/3x^2-x-4. I'm supposed to use the formula x=-b/2a. The negative sign only
1. 1 answer
2. 532 views
I need to find x of the quadratic function y=-3/4x^2-4x-1 and keep getting (4)/(3/2). Is this right and if so, can it be
1. 2 answers
2. 381 views
I need to find x of the quadratic function y=-3/4x^2-4x-1 and keep getting (4)/(3/2). Is this right and if so, can it be
1. 2 answers
2. 370 views
I need to find x of the quadratic function y=-3/4x^2-4x-1 and keep getting (4)/(3/2). Is this right and if so, can it be
1. 1 answer
2. 1,009 views
Hello,I always thought that sound was to loud when it hurts our ears or when sound vibration can make extremely loud noises. I
1. 0 answers
2. 615 views
Create your own quadratic equation that has an axis of symmetry of x = −1 and whose graph opens down. Then find the vertex,
1. 2 answers
2. 753 views
Under the “necessary and proper” clause, Congress may
1. 0 answers
2. 364 views
What are [H+] and [OH-] for 0.01 M perchloric acid
1. 1 answer
2. 865 views
0.1 mol of HCl is added to 1 L of water.What is [H+] and [OH-]?
1. 1 answer
2. 2,370 views
If I move to Texas, I will need air conditioning. I don't need air conditioning. So I didn't move to Texas" is an argument form
1. 1 answer
2. 532 views
A 20.7 cm screwdriver is used to pry open a can of paint. If the axis of rotation is 2.25 cm from theend of the screwdriver
1. 1 answer
2. 1,722 views
A 0.112 kg meterstick is supported at its 38.6 cm mark by a string attached to the ceiling. A 0.655 kg mass hangs vertically
1. 0 answers
2. 610 views
A 0.112 kg meterstick is supported at its 38.6 cm mark by a string attached to the ceiling. A 0.655 kg mass hangs vertically
1. 0 answers
2. 1,272 views
Instructions for building a buried treasure include the following: Go 872 paces at 167 degrees turn to 286 degrees and walk 135
1. 0 answers
2. 523 views
A rollercoaster travels 135ft at an angle of 58.7 above the horizontal. How far does it move horizontally?
1. 1 answer
2. 416 views
tammy leaves the office drives 50 km due north, then turns onto a second highway and continues in a direction of 32 degrees
1. 1 answer
2. 1,029 views
The radius of the base of a right circular cylinder is r com and the height is 2r cm. Find the rate at which the surface area of
1. 0 answers
2. 578 views
Both carboxylic acids and phenols react with strong bases to produce _____.gaseous products the conjugate base of the carboxylic
1. 3 answers
2. 2,199 views
Simplify the following expression.8 - 4[(5 + 2)2 - (23 + 4)]
1. 2 answers
2. 391 views
Period:Asymptotes: Range: a) y= 2 sec (x) + 1 b) y= -2 csc (x - pi/2) c) y= 1 + tan (x + pi/4) d) y= 1/2 + csc (x - pi) + 1 e)
1. 2 answers
2. 694 views
Two ships make the same voyage of 3000 nautical miles. The faster ship travels 10 knots faster than the slower one (a knot is 1
1. 1 answer
2. 1,202 views
A 700 kg car is pulled up a hill at a 10 degree hill with a 1500N force acting parallel with the hill, friction can be
1. 0 answers
2. 535 views
A 40kg block is pushed along a level surface with a 200 N force at an angle of 35 degrees below the horizon. The coefficient of
1. 2 answers
2. 748 views
A projectile is fired from ground level with a speed of 40 m/s at an angle of 30 degrees and hits a building 100m away.What is
1. 1 answer
2. 916 views
A motorist traveling at 30 m/s passes a parked police car. At the instant the motorist passes the police car, the police car
1. 3 answers
2. 1,393 views
A car goes around an unbanked circular track with a radius of 500m. The coefficient of friction between the tires and the track
1. 1 answer
2. 565 views
A 2kg block is subject to a 6-N and 8-N forces which are perpendicular to each other. what is the acceleration of the block.
1. 1 answer
2. 382 views
A 2kg ball is attached to a 1.5m rope and is swung in a vertical circle. At the top of the swing the ball travels at 5 m/s. What
1. 0 answers
2. 796 views
I need to balance this equation by redox reactions with half reactions methodNH4ClO4 + Al --> Al2O3 + AlCl3 + NO
1. 2 answers
2. 703 views
One afternoon, a couple walks five-sixths of the way around a circular lake, the radius of which is 1.45 km. They start at the
1. 1 answer
2. 629 views
suppose solute A has a partition coefficient of 4.0 between diethyl ether and water. Demonstrate that if 100mL of solution of
1. 3 answers
2. 2,663 views
PLEASE help me.y=log(x+1) a. Write the equation as an exponential equation and solve for x. b. Switch the variables in your
1. 1 answer
2. 557 views
A ball is attached to the moving end of the 5-meter arm of a pendulum. The pendulum swings through a 90 degree arc once. How far
1. 2 answers
2. 649 views
Please unscramble this word "qrtueo" its for science
1. 5 answers
2. 507 views
A patient had a radiogram performed. What does the root word indicate?A. Same B. Luminous C. Ray D. Life My answer is C because
1. 1 answer
2. 498 views
A radiologist is able to evaluate the movement of body organs. What type of radiological procedure is being used?A. Ultrasound
1. 1 answer
2. 543 views
What are 3 principles that are important to follow when managing change in a business?
1. 0 answers
2. 462 views
How many immigrants does Canada need annually to prevent a decrease in its population? Please provide the source of the answer.
1. 1 answer
2. 319 views
Is 120 > x-50 the correct answer to Jack and Jason drove a total of 120 miles to go to the same concert. Jack drove 50 miles
1. 2 answers
2. 524 views
Research the affects of the four types of punishment—retribution, deterrence, rehabilitation, and societal protection—in
1. 1 answer
2. 1,231 views
What did Liza want from Higgins in the Pygmalion?If Doolittle gets money from Higgins, then what does he say he will do? Is it
1. 1 answer
2. 576 views
Common stock $1.50 par, 1800 million shares issued.....................$2700Capital in excess of par..........$8100 Retained
1. 0 answers
2. 561 views
How tall in miles would a stack of 4.5 billion pennies be?
1. 2 answers
2. 1,057 views
If a major hurricane can generate 1.25 x 10 to the 19th power calories of energy per day, and this energy comes from
1. 1 answer
2. 885 views

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