# dakota

Popular questions and responses by dakota
1. ## Math

a store owner buys a coats for \$56 each. She adds 30% to the cost and sells the coats at 15% off. Find what the regular price is?

2. ## Math

Hi I'm having a hard time here!! a water tank is filled with 1500 L of water. In 1 hr, the tank loses 5.4% of the water due to leakage. What is the volume of water in the tank after 1 hour!!! Thanks I have trouble with having so many words that are not

3. ## math

the scale of a mao is 1:6000000 a) the distance between 2 towns on the map is 8.7cm. what is the actual distance? 1 cm on the map repersents cm of the actual distance the actual distance between the two towns is x cm= cm= km b) the distance between 2 other

4. ## Math

write the decimal as a fraction and as a percent. 0.4 is the decimal.

5. ## math

Rajinder collects hockey cards. He currently has 75. He has a plan to collect 12 more each week. after how many weeks will he have a total of 147? a) write an equation that you can use to solve this problem. b) solve the equation c) verify your results and

6. ## math

which country has the greater population density? write it's population density. The United Kingdom has about 60 million people in an area of 244 800 km squared and China has about 1860 million people and an area of 9 5900km squared?

7. ## math

a cruise ship traveled 84 km in 3.5h At this rate, how long will it take to travel 1050 km?

8. ## algebra

-9=5+2m solve equation algebraically and verify the results

9. ## math

which is the better buy? 2.9L of detergent for \$4.56 or 3.8L for \$5.78

10. ## math

Hi! how would u do..... 8% is 56kg?

11. ## math

solve each equation and verify the results 5(a-3)=20 -2(n+3)=-10 7=4(2+y) -2(n+3)=-6

12. ## math

4) The school’s sports teams held a banquet. The teams were charged \$125 for the rental of the hall, plus \$12 for each meal served. The total bill was \$545. How many people attended the banquet? Write an equation you could use to solve the problem. Solve

13. ## math

how would you describe the relationships between varibles on a graph?

14. ## math

the equationof a linear relation is y=4x-3. find the missing number in each ordered pair (2,_) (_,-11) (_, 13)

15. ## math

solve this equation. (s+6)*2=26

16. ## math

9) Jon is playing a game. He starts with some points. On his first turn, Jon wins 6 points. On his second turn, Jon’s points are doubled. He then has 26 points. How many points did Jon start with? Write an equation to model this problem. Solve the

17. ## math

n/3-2=3 -b/3=6 i figured out one is this one right? n/4=-8 n/4x4=16x4=64 n=64

18. ## chem

A very flexible helium-filled balloon is released from the ground into the air at 20. ∘ C . The initial volume of the balloon is 5.00 L , and the pressure is 760. mmHg . The balloon ascends to an altitude of 20 km , where the pressure is 76.0 mmHg and

19. ## Physics

Vector A is directed along the positive y-axis and has a magnitude of sqrt 3.0 units. Vector B is directed along the negative x-axis and has magnitude 1.0 units. What are the magnitude and direction of A + B?

20. ## Math

5) Which is equivalent to the expression shown? 5^-3 a. -125 b. -15 **** c. 1/125 d. 2 6) Which is equivalent to the expression shown? 10^2 . 5^2 a. 2,500 ******* b. 250 c. 500 d. 200 7) The value of Square root 60 is between which pair of consecutive

21. ## Chemistry

High-pressure liquid chromatography (HPLC) is a method used in chemistry and biochemistry to purify chemical substances. The pressures used in this procedure range from around 500 kilopascals (500,000 Pa ) to about 60,000 kPa (60,000,000 Pa ). It is often

22. ## Intro to Chemistry

A gas has a density of 5.56 g/L. What volume in milliliters would 4.17 g of this gas occupy?

23. ## Drama

why does frances say that bethune is a hypocrite

24. ## Digital Footprint Safety ~CHECK MY ANSWERS~

Which of the following contributes to your active digital footprint? a. adware that secretly tracks your buying behavior online b. personal information you intentionally enter into a secure website when making a purchase *********** c. personal data from

25. ## chemistry

How many Calories (that is, kilocalories) are in a 37.8g serving of potato chips if we assume that they are essentially 50% carbohydrate, and 50% fats? [Energy from Food, p. 189 in the textbook]

26. ## mult choice / accounting

A department transferred 7,000 units to the finished goods storeroom during a month. There was no beginning work in process inventory, but 500 units were still in process at the end of the month. Equivalent production for the month was 7,400 units, and

27. ## English

An example of an irregular verb

28. ## chem

When 0.5mol of a certain ionic substance is dissolved in 1.0kg of water, the freezing point of the resulting solution is -3.72 ∘ C .(Freezing point depression of water is -1.86 kgwater molsoluteparticles ). How many ions does the substance give when it

29. ## precal

Roses cost \$5 each and geraniums cost \$3 each. Michelle bought 4 more geraniums than roses and spent a total of \$52. How many roses did she buy?

30. ## English

My grandmother taught me to make lentil soup To make is it an adj adv or a noun I say it is a adv

31. ## Math

The LCM of two consecutive numbers is greater than 200 and is a multiple of 7. Name the numbers. How do you figure this out?

32. ## Physics

A car starts from rest and travels for 5.4 s with a uniform acceleration of +1.6 m/s 2 . The driver then applies the brakes, causing a uniform acceleration of -2.2 m/s 2 . The breaks are applied for 1.80 s. (a) How fast is the car going at the end of the

33. ## language

I need to know if this is a phrase or dependent clause. the open bag of potato chips

34. ## TAG. Math

How do I solve Radical square root. Such as 11 times the square root of 196 divided by 9 times the square root of 256

35. ## Calculus

I know that this problem is an optimization problem, and have been going through that section in my textbook. I feel like I understand the examples but am unsure how to begin with this problem or if I am on the right track with my calculations. Any

36. ## pre-calculus

Consider the expansion of (x-1/6x^2)^9. Find the constant term in this expansion.

37. ## Algebraic Connections

An Archaeologist in Turkey discovers a spear head that contains 80% of its original amount of c-14. Find the age of the spear head to the nearest year. Hint : half-life of c(Carbon)-14 is 5730 years.

38. ## social studies

The religions of Santería and Vodou are examples of

39. ## Managerial Finance

Gluon Inc. is considering the purchase of a new high pressure glueball. It can purchase the glueball for \$200,000 and sell its old low-pressure glueball, which is fully depreciated, for \$36,000. The new equipment has a 10-year useful life and will save

Two urns each contain green balls and blue balls. Urn I contains 4 green balls and 6 blue balls, and Urn II contains 6 green balls and 2 blue balls. A ball is drawn at random from each urn. What is the probability that both balls are blue? A. 2/15 B. 3/20

41. ## Connexus

Suppose you divide a polynomial by a binomial. How do you know if the binomial is a factor of the polynomial?

42. ## chem

If concentration of Mg 2+ in blood plasma is 3mEq/L , calculate how many milligrams of Mg 2+ are in 220mL of blood.

43. ## chemistry

The pressure in car tires is often measured in pounds per square inch (lb/in. 2 ), with the recommended pressure being in the range of 25 to 45 lb/in. 2 . Suppose a tire has a pressure of 45.0lb/in. 2 . Convert 45.0lb/in. 2 to its equivalent in

44. ## CHEMISTRY

How many moles of methane gas, CH 4 , are in a 1.00×103L storage tank at STP?

45. ## chemistry

How much heat (in kilocalories) is released when 7.87g of Al is used in the reaction?

46. ## Science

What factors will be important in deciding the future use of energy resources?

47. ## math 7

grade 7 students were surveyed to determine how many hours per day they spent on various activities. The results are shown in the circle graph below. about how many hours per day altogether were spent on watching TV and homework?

48. ## English

Brenda went to that popular, crowded cafe simply to see her friends. Is it a noun adv or an adj

49. ## Math ~CHECK MY WORK PLEASE~

Briana is allowed to watch no more than 5 hours of T.V a week. So far this week, she has watched 1.5 hours. Write and solve an inequality to show how many hours of T.V Briana can still watch this week. MY ANSWER: T

50. ## accounting

1. If market interest rates are higher than the rate offered on the bonds being sold, they will be sold at: A. a premium. B. a discount. C. face value. D. a loss. 2. When bonds are issued at a premium, the bond premium: A. reduces the amount of interest

51. ## Physics

A 65.0 kg ice skater moving to the right with a velocity of 2.47 m/s throws a 0.18 kg snowball to the right with a velocity of 24.3 m/s relative to the ground. (a) What is the velocity of the ice skater after throwing the snowball? Disregard the friction

52. ## Physics

A 65.0 kg ice skater moving to the right with a velocity of 2.47 m/s throws a 0.18 kg snowball to the right with a velocity of 24.3 m/s relative to the ground. (a) What is the velocity of the ice skater after throwing the snowball? Disregard the friction

53. ## Physics

If a 0.147 kg baseball has a momentum of p = 4.32 kg·m/s as it is thrown from home to second base, what is its velocity? _______ m/s toward second base

54. ## Grammar

Recreational boaters in Florida believe the manatee population has increased; however, enough environmentalists disagree. Is the punctuation correct in the above sentence?

55. ## math

A girl delivering newspapers travels 2 blocks west, 1 blocks north, and then 7 blocks east. (a) What is her resultant displacement? _________ blocks at __________ 2 ° counterclockwise from east. (b) What is the total distance she travels? __________

56. ## Physics

It takes a runner 3 h, 28 min, 33 s to run a marathon. If the distance of a marathon is 42.2 km, what is the average speed of the runner?

57. ## grammar

Mom made a beautiful ornament. Is Mom a common noun or a proper noun

58. ## english

Is this a good paragraph with correct grammar? The Grilled Cheese Memorial and Museum is an interesting and educational place to visit. It is located in Elmwood, IL. There are many exhibits in the museum. The exhibits show all different varieties of

59. ## grammar

Does this sentence need a comma? Gum and drinks are not allowed, because they can create disasters in the dirt-free zone.

60. ## Chemistry

If a solution of 20mL of 0.050M K+ is added to 80mL of 0.50M ClO4- will a precipitate form and what is the value of Qsp? For KClO4, Ksp = 1.07 x 10-2. Thank you for any help! I don't know what I am doing in this problem!

61. ## Physics

2. Through which circuit would you expect the most current: a battery connected in series to a 10 Ω resistor or a battery connected in series to a 20 Ω resistor?

86 of 65

63. ## math

kenya has 2 hours to work a 100 problem math test. at what rate must she work in order to finish in 2 hours?

64. ## history

What led to the invasion of Rome? a) the fall of Florence to the Allied forces b) the defeat of the Axis powers at Anzio c) the capture of the Rhine River d) the Allied victory at Utah beach

65. ## physics

An archer fires an arrow, which produces a muffled "thwok" sound after it hits a target. The archer hears the "thwok" exactly 3.0 s after firing the arrow and the average speed of the arrow is 32 m/s. Find the distance sepa­rating the archer and the

66. ## physics

Calculate the following forces for a box with a mass=20.0 kg sitting on an incline of 29.0 degrees and a coefficient of friction which is 0.455. Calculate the parallel force, normal force, and frictional force.

67. ## physics

Which of the following is one of the best advantages to using presentation software to create a slide show? A. You do not have to use a computer. B. You can click through the presentation easily. C. You can print slide handouts for your audience. D. You

68. ## Physics 1

A football is thrown upward at an 48◦ angle to the horizontal. The acceleration of gravity is 9.8 m/s^2. To throw an 80.4 m pass, what must be the initial speed of the ball? Answer in units of m/s.

69. ## Algebra

jake jenkins earned 9000 last year by giving tennis lessons. he invested part at 7% simple interest and the rest at 4%. he earned a total of 540 in interest. how much did he invest at 4%

70. ## Math

Two collinear points are given in the table, give a third point that is also on this line x 0 4. It is written vertically on a graph, the other side states y 0 -3. I do not understand how to find the third point for each problem. I missed this lesson, can

71. ## Social Issues

Which statement best describes the militia theory?

72. ## A.E.P Social Issues

Which statement best summarizes the individual rights theory?

73. ## 5th math

What is the one der bread method of factoring? 4

74. ## MATH

What number is missing in the sequence 1, 2, 6, 24, _____, 720? A. 120 B. 525 C. 96 D. 618

The probability that Shania is on time for school is 1/2. Find the probability that Shania arrives on time for school for the next 5 days. Express your answer as a percent, to the nearest tenth of a percent. A. 50% B. 15.6% C. 11.4% D. 3.1% ALSO, PLEASE

A number cube is rolled with these results: 64 ones, 67 twos, 73 threes, 59 fours, 72 fives, and 71 sixes. What is the experimental probability of rolling an even number? Write your answer as a percent, to the nearest tenth of a percent... A. 51.9% B.

77. ## Pre-Algebra

Two urns each contain green balls and blue balls. Urn I contains 4 green balls and 6 blue balls, and Urn II contains 6 green balls and 2 blue balls. A ball is drawn at random from each urn. What is the probability that both balls are blue? A. 2/15 B. 3/20

78. ## Pre-Algebra

Suppose you roll two number cubes and pick a letter of the alphabet at random. Find the probability you roll 2 even numbers and pick one of the vowels a, e, i, o, or u. A. 7/104 B. 5/104 C. 1/6 D. 1/104

79. ## chem

A solution is prepared by dissolving 0.87mol of MgCl 2 in 0.40kg of water. How many moles of ions are present in solution? What is the change in the boiling point of the aqueous solution?

80. ## chem

What is the total anion concentration (in mEq/L ) of a solution that contains 4.0mEq/LNa + , 13.0mEq/LCa 2+ , and 3.0mEq/LLi + ?

81. ## chem

How many milliliters of a 0.82M HCl solution do you need to obtain 0.0038mol of HCl ?

82. ## chem

How many grams of BaSO 4 will be formed?

83. ## chem

How many milliliters of 0.170M BaCl 2 are needed to react completely with 45.0mL of 0.260M Na 2 SO 4 ?

84. ## chem

Using the same sample of gas (P 1 = 615torr , T 1 = 10 ∘ C ), we wish to change the pressure to 6150torr with no accompanying change in volume or amount of gas. What temperature T 2 , in Celsius, is needed to reach this pressure?

85. ## chem

A sample of ideal gas is in a sealed container. The pressure of the gas is 615torr , and the temperature is 10 ∘ C . If the temperature changes to 56 ∘ C with no change in volume or amount of gas, what is the new pressure, P 2 , of the gas inside the

86. ## chem

What Celsius temperature, T 2 , is required to change the volume of the gas sample in Part A (T 1 = 19 ∘ C , V 1 = 1.47×103L ) to a volume of 2.94×103L ? Assume no change in pressure or the amount of gas in the balloon.

87. ## chem

A sample of gas in a balloon has an initial temperature of 19 ∘ C and a volume of 1.47×103L . If the temperature changes to 63 ∘ C , and there is no change of pressure or amount of gas, what is the new volume, V 2 , of the gas?

88. ## chem

If the volume of the original sample in Part A (P 1 = 272torr , V 1 = 32.0L ) changes to 76.0L , without a change in the temperature or moles of gas molecules, what is the new pressure, P 2 ?

89. ## chemistry

A sample of ideal gas at room temperature occupies a volume of 32.0L at a pressure of 272torr . If the pressure changes to 1360torr , with no change in the temperature or moles of gas, what is the new volume, V 2 ?

90. ## chemistry

High-pressure liquid chromatography (HPLC) is a method used in chemistry and biochemistry to purify chemical substances. The pressures used in this procedure range from around 500 kilopascals (500,000 Pa ) to about 60,000 kPa (60,000,000 Pa ). It is often

91. ## chemistry

How many kilocalories are required to produce 12.7g of aluminum?

92. ## chemistry

How many kilocalories are required to produce 1.83mol of aluminum?

93. ## Health and PE

your doctor tells you that you and your twin sister have the same basal metabolic rate (BMR). You live independent lives and do your own thing, so how can that be? Which factor is likely the reason? A. your age. B. your appetites. C. your required Daily

94. ## biology

a category within biology that deals with the physical and chemical functions

95. ## Science

a common recessive trait in dogs is deafness. homozygous line of normal-hearing dogs was crossed with a homozygous line of deaf dogs. F1 and F2 generations were produced. What % of F1 generation is expected to have normal hearing? What is a phenoeyeic

96. ## Statistics

A sample of 148 values is randomly selected from a population with mean, μ, equal to 46 and standard deviation, σ, equal to 17. (Give your answers correct to one decimal place.) (a) Determine the interval (smallest value to largest value) within which

97. ## english

Blue Flags and green rushes grew along the river. whats the complete subject and the complete Predicate?

98. ## Grammar

Those that were in need of help were lucky to have Christian to assist them. I know the dependent clause is that were in need of help I think the clause is a noun clause Is that correct?

99. ## English

Sorry I meant an example of a irregular verb sentence example