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Tina

Questions and answers by Tina, page 5

Questions (554)

If vector u = [1,-3,-2] and vector v = [4,-5,3] find:a) |vector u + vector v - 5j | b) Find Q, where P (-7,5,-1] and vector
1. 3 answers
2. 400 views
A plane is steering at S83degreesE at an air speed of 550 km/h. The wind is from N70degreesE at 85km/h. Find the ground velocity
1. 2 answers
2. 555 views
Given the following: vector u= [-2,-1,2] and vector v=[1,-1,-4] and vector w= [4,3,-2] find:a)theta, the angle between vectors,
1. 2 answers
2. 709 views
A plane is steering at S83degreesE at an airspeed of 550 km/h. the wind is from N70degreesE at 85 km/h. Determine the ground
1. 3 answers
2. 1,280 views
A 921kg sports car is moving rightward with a speed of 29.0m/s. The driver suddenly slams on the brakes, causing a 8347N
1. 2 answers
2. 615 views
A researcher believes that the percentage of people who exercise in California is greater than the national exercise rate. The
1. 1 answer
2. 433 views
if i,j,k are the standard unit basic vectors, in 3 space, determine the value ofk dot(j-3k)+(i-4k) dot (i-4k)-8 |i cross -k|
1. 6 answers
2. 1,802 views
Why is DNA replication termed semi conservative?
1. 1 answer
2. 483 views
What is the solubility of CaF2 in a buffer solution containing 0.45M formic acid and 0.20M sodium formate?Given: Ka for formic
1. 3 answers
2. 1,449 views
under standard conditions, the following reaction is spontaneous at 298K.O2 + 4H+ + 4Br- --> 2H2O + 2 Br2 Will the reaction be
1. 2 answers
2. 666 views
When treating a patients physicians use an isotonic means that this solution will have the same osmotic pressure as the body
1. 2 answers
2. 609 views
3. What does Johnny’s mastery of riding Goblin show about his character? (1 point)He is rash and quick-tempered. He is brave
1. 15 answers
2. 2,121 views
2. Read the following lines of dialogue spoken by Dr. Warren and Johnny in Chapter VI.“My boy,” came the doctor’s gentle
1. 27 answers
2. 3,693 views
A nurse must careful not to inject a drug too quickly into a patient's IV. If the drug is injected at maximum rate of 0.04cc per
1. 2 answers
2. 529 views
A(n) 57.3 kg astronaut becomes separatedfrom the shuttle, while on a space walk. She finds herself 54.3 m away from the shuttle
1. 3 answers
2. 1,288 views
Is the following sentence correct? if if the pronoun is incorrect underline the pronoun error and write the correct pronoun.In
1. 4 answers
2. 734 views
An isosceles triangles, such that the vertical angle is 4times the size of the base angle.what is the size of the base angle
1. 3 answers
2. 397 views
Predict how many times a six sided die will land on the six if you roll it 24 times?Thank you!
1. 3 answers
2. 675 views
Mike was voted MVP for 2 out of the past 5 seasons. What is the probability that he will be MVP this year?Thank you!
1. 1 answer
2. 378 views
Mike was voted Most Valuable Player for 2 out of 5 seasons. What is the probability that Mike will be Most Valuable Player this
1. 1 answer
2. 463 views
I have tried for days to figure out how to work this problem. Please help show me how to find the answer.A particular
1. 2 answers
2. 569 views
I have tried for days to figure out how to work this problem. Please help show me how to find the answer.A particular
1. 4 answers
2. 680 views
A diver running 1.8 m/s dives out horizontally from the edge of the cliff and 3 s later he reaches the water below.(a) Calculate
1. 4 answers
2. 1,776 views
A company borrows $170000, which will be paid back to the lender in one payment at the end of 5 years. The company agrees to pay
1. 2 answers
2. 1,107 views
A company borrows $170000, which will be paid back to the lender in one payment at the end of 5 years. The company agrees to pay
1. 3 answers
2. 826 views
A plane has a height of 1000 m You see the plane at an angle of 40 degrees with the ground . How far away is the plane from
1. 1 answer
2. 336 views
A flagpole is 5.4 meters high . Express this height in feet and inches.
1. 1 answer
2. 407 views
Find the cost of shingles for the gable roof roof below if one bundle covers approximately 33ft2 and costs $29.95.The top is
1. 1 answer
2. 421 views
A compound has 85 % tin and 15% antimony. How many grams of antimony will be in 50. grams of the compound. My question is do I
1. 3 answers
2. 381 views
17. Which of the following sources likely has the most reliable information? A. A graduate student's blog that was updated ten
1. 5 answers
2. 5,143 views
2. The website for Long Island University provides online A. style guides.B. bibliography generators. C. print and ebooks that
1. 3 answers
2. 856 views
an artist intends to paint a 60-square-foot mural on a large wall. find the dimensions of the mural if the artist leaves a
1. 2 answers
2. 822 views
I am having trouble with the global patterns of atmospheric heating and circulation. I don't completely understand.
1. 2 answers
2. 692 views
a jet airplane lands with a speed of 122 m/s and can accelerate uniformly at a max rate of - 6.2m/s2 as it comes to a rest. can
1. 3 answers
2. 1,593 views
A hockey player is standing on his skates on a frozen pond when an opposing player, moving with a uniform speed of 2.0 m/s,
1. 2 answers
2. 518 views
Alvins mother wants to buy snacks for the soccer team, there are 10 juice boxes in a pack and 8 oatmeal bars in a pack,how many
1. 1 answer
2. 436 views
How many moles of UF6 would have to be decomposed to provide enough fluorine to prepare 2.14 mol of CF4?I'm not sure how to
1. 3 answers
2. 3,863 views
How many moles of Fe3O4 are required to supply enough iron to prepare 0.752 mol Fe2O3?
1. 2 answers
2. 531 views
Determine the limit below (if it exists)Problem: lim 8x^2+40x+32/x+4 x→-4
1. 1 answer
2. 385 views
Determine the limit below (if it exists)Problem: lim 8x^2+40x+32/x+4 x→-4 I got 0/0, is that right?
1. 1 answer
2. 429 views
A farmer can plow a given field in 7 hours. If his son helps him, they can plow the field together in 4 hours. How long would it
1. 5 answers
2. 2,872 views
Leon bought a bike on sale for 75% off the original price. Sale price was $41.00 less than original price. Find the original
1. 4 answers
2. 605 views
in the early months of one year, one site opened 0.6 million new accounts. at this rate, how many days would it take to open 48
1. 1 answer
2. 426 views
a long distance call costs .50 for the first minute, and then .9 for each additional minute. If the call lasted 10 minutes, how
1. 2 answers
2. 755 views
Wilma drove at an average speed of 60 mi/h from her home in City A to visit her sister in City B. She stayed in City B 20 hours,
1. 3 answers
2. 2,192 views
A coffee distributor needs to mix a(n) Queen City coffee blend that normally sells for $9.60 per pound with a Tanzanian coffee
1. 2 answers
2. 808 views
After robbing a bank in Dodge City, a robber gallops off at 13 mi/h. 20 minutes later, the marshall leaves to pursue the robber
1. 2 answers
2. 654 views
Dilbert invests a total of $14,000 in two accounts paying 9% and 15% simple interest, respectively. How much was invested in
1. 4 answers
2. 2,270 views
CARS 1: Introductionto CARS Passages Passage I Those who consider the Devil to be a partisan of Evil and angels to be warriors
1. 2 answers
2. 570 views
Can you give me a sample of a word problem that involves two items that totals to $70. One item cost $5 more than the other.
1. 1 answer
2. 396 views
You plant a 4 foot maple tree that grows at a rate of 6 inches per year and a 2 foot birch tree grows at a rate of 8 inches per
1. 2 answers
2. 554 views
which of the following sentence is an adjective?Jack trudged home through deep snow A. Trudged B. Through C. Deep*** D. Home
1. 7 answers
2. 1,253 views
How do astronomers use spectroscope??
1. 2 answers
2. 492 views
Analogies with a word that begins with a consonant blend
1. 2 answers
2. 492 views
At the gym, a woman lifts 40 kilograms of weights on the leg press machine. It takes her 0.5 seconds to raise the weights a
1. 2 answers
2. 969 views
When an aqueous solution of sodium hydroxide, NaOH, is added to an aqueous solution of chromium(III) nitrate, Cr(NO3)3, a
1. 4 answers
2. 6,486 views
Estimate the pH of a solution containing 0.5 L of 0.4 M HClO4 and 0.5 L of 0.2 M NaOH without using a calculator.
1. 1 answer
2. 427 views
Ca = 0.75 , Cb = 0.735, and Ka = 7.87044 × 10 6volume of acid is 100 mL. What is the volume of base at the equiva- lence point
1. 1 answer
2. 363 views
someone swings a bucket of water in a vertical circle. Describe the water's motion to another person? or How would you? & also
1. 2 answers
2. 502 views
Light is bent as it enters a tank of water from air. It is bent to a greater angle when it goes from air to a glass block.
1. 1 answer
2. 876 views
I need help with solving the answer to the problem below.What is the percent decrease, to the nearest percent, of the number of
1. 6 answers
2. 367 views
A -6 x10^-6 point charge is .030 m from another point charge and experiences a repulsive fore of 180 N what is the magnitude of
1. 2 answers
2. 487 views
What is the value of the function y=-3x+8 when x=6?
1. 1 answer
2. 304 views
Paul borrows $600 at an interest rate of 8% per years for 4 years. How much interest will he have to pay?
1. 4 answers
2. 576 views
Assume that Na+ is being transported across a membrane via facilitated diffusion. Which of the following conditions would allow
1. 3 answers
2. 2,087 views
There are 3 quarters, 2 dimes, 3 nickels,. 2 coins are drawn one at a time both are dimes. Probability that this may occur is
1. 1 answer
2. 485 views
(NaCl) solutions used in intravenous injections have a concentration of 0.90% NaCl (mass/volume).4.5grams of NaCl are needed to
1. 2 answers
2. 880 views
According to the Lewis Acid/Base theory, what is the neutralization equation of Acid Nacl and Base AlCl3? NaCl+AlCl3---->(NaCl+A
1. 1 answer
2. 413 views
According to the Lewis Acid/Base theory, what is the neutralization equation of Acid Nacl and Base AlCl3? NaCl+AlCl3---->(NaCl+A
1. 1 answer
2. 421 views
Draw a graph showing plan A) $60 for unlimited, plan B) is $40 for 100 minutes and $.20 per minute after.
1. 1 answer
2. 316 views
Which of the following people would likely be identified as a cosmopolite?1) an independent contractor 2) a chief executive
1. 6 answers
2. 730 views
A large balloon has a volume of 2.50 L at 0 C. At what temperature 0 C will the volume of the gas be 3.60 L Assume constant
1. 1 answer
2. 348 views
Jordyn is a 15 Kg 2 ½ yr old with a fever and is ordered to receive Acetaminophen 200 mg to Q 4 hr for a fever >101. The SDR
1. 1 answer
2. 437 views
The help of a computer program can help reduce the time that you as a director spend on payroll by as much asA.10% B.25% C.50%
1. 1 answer
2. 403 views
Use plural verbs for
1. 1 answer
2. 305 views
As part of the reorganization,company X created five new position within the company. However , after the reorganization was
1. 2 answers
2. 708 views
How far does a yo-yo travel during one revolution of the "around the world" trick if the length of the string is 21 inches?
1. 1 answer
2. 352 views
The amount of annual interest earned by $8000 invested at a certain rate is $200 less than $12,000 would earn at the rate 1%
1. 2 answers
2. 517 views
What is the overall charge of 9 group with 12 protons and 1 electron? What electric charge does this group have?
1. 1 answer
2. 360 views
A 10 ohm, 20 ohm lamp and 12v battery are connected in a parallel. A current of 1.8 A passes through the battery and a current
1. 4 answers
2. 1,286 views
Sorry but I don't know how to do this problem. Can someone please help me?In the following problem, check that it is appropriate
1. 2 answers
2. 582 views
solve these proportions and show work: x/2 = 1/2 plus 1Thanks
1. 1 answer
2. 312 views
The relationship of red ribbons to green ribbons is 10 : 1/4. How mini red ribbons are used for every 4 1/2 green ribbons?
1. 1 answer
2. 430 views
Create a system of equation that has no solution:- write the equations in two different forms(4) Create a system of equation
1. 3 answers
2. 523 views
How do I put these two equations below into a Table with at least 5 point.2x-y=2 4x-2y=8 Important question: Am I suppose to
1. 1 answer
2. 341 views
Here is the question:Consider a data set of 15 distinct measurements with mean A and median B.(a) If the highest number were
1. 4 answers
2. 3,541 views
Cindy put 1and 2 thirds cups of peanuts and 1 and 3/5 cups of popcorn into a bag what's the expression represents the total
1. 4 answers
2. 775 views
If the total cost of producing X units of a product is given by C(X)= 10,000 + 20xe X/600... find the marginal cost when 600
1. 2 answers
2. 1,116 views
A 26 long painting is how many yard long
1. 1 answer
2. 333 views
Order the fractions from least to greatest2/3 5/8 1/8 3/4
1. 4 answers
2. 417 views
If you were to select one passage from the novel the great gatsby to represent one of the five major characters (gatsby, nick,
1. 4 answers
2. 1,101 views
A beaker of water placed on a scale produces a reading of 0.910kg. An object of mass 0.27kg and volume 9.40 x 10^-5m^3 is
1. 3 answers
2. 1,899 views
The ratio of male fish to female fish in a aquarium is 21:20. If there are 123 fish how many are male?
1. 1 answer
2. 457 views
A defibrillator passes a brief burst of current through the heart to restore normal beating. In one such defibrillator, a 47.0
1. 3 answers
2. 810 views
Two long straight parallel wires separated by L2 = 8.16 cm carry currents of equal magnitude but heading in opposite directions.
1. 2 answers
2. 927 views
what volume of ammonia gas, measured at 647.5 mmHg and 36.1C is required to produce 6.53 g of ammonium sulfate according to the
1. 2 answers
2. 649 views
a square carpet covers 60% of the floor area the room is 5m by 5m what are the dimensions of the carpet
1. 4 answers
2. 928 views
A flooring company charges a homeowner a fixed labor charge of $V1 plus V2 per square foot of flooring. If the total bill was T,
1. 4 answers
2. 2,256 views
A number rounded to the nearest 10 is 830. Find the greatest possible number.
1. 4 answers
2. 1,678 views
Which accurately describes the involvement of the Catholic Church in medieval European governments?The Catholic Church forced
1. 4 answers
2. 1,011 views

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