Mom

Most popular questions and responses by Mom
1. math rounding

this 7 digit number is 8,920,000 when rounded to the nearest ten thousand? The digits in the tens and hundreds place are the least and same value . THe value of the thousands digit is double that of the the thousands digit. THe sum of all its digits is 24.

My daughter needs to use PROPORTION to solve metric conversions. Can you please help? The question are for the following conversions: g=kg ___g = 5.114 kg km=m 0.5 km = ___m These are the other conversions that we need to make: ml=L g=mg cm=m kg=g km=m 0.5

3. MATH

Create a rational function with a linear binomial in both the numerator and denominator. Part 1. Graph your function using technology. Include the horizontal and vertical asymptotes and the x- and y-intercepts on your graph. Label the asymptotes and

4. Algebra

Is it possible to write a trinomial with degree 0? Explain. Thank you

5. Chemistry

An unknown compound contains carbon, hydrogen, and oxygen. When burned, a 2.000 gram sample of this compound releases 3.451 g of carbon dioxide and 1.059 grams of water. What is the empirical formula of this compound? Thank you very much.

6. chemistry

A student wishes to prepare 1.000 g of silver chromate. How many mL of .05000M silver nitrate solution should be added to 50.00 mL of .0700M potassium chromate solution assuming 100% yield

7. Algebra

Starting from 200 ft away, your friend rides his bike toward you and then passes by you at a speed of 18 ft/s. His distance d (in feet) from you t seconds after he started riding his bike is given by d=|200-18t |. At what time(s) is he 120 ft from you? I

8. Algebra

Determine whether the graphs of the given equation are parallel, perpendicular, or neither. Explain y=4x-2 -X+4y=0

9. math

If the volume of a box is 357, how do you determine length, width and height?

10. math

Can you work this problem 6yd 2ft +7yd 1ft

11. Science

How do I find how many seconds that pass between wave crests when I have the Frequency = 0.5 Hz Wavelength = 6 meters Thanks

12. Algebra

2m-nx=x+4 Solve for x

13. math

Monica lives 8/10 of a mile from Wally and 3/4 of this distance from Adam. How far does Monica live from Adam?

14. math

Put the following products in order from least to greatest without multiplying 5x 3/4 4 1/4x 3/4 1/2x 3/4 3/3x 3/4

15. math

classify the triangle as a scalene,isoceles or equilateral and acute right or obtuse

16. Chemistry

A 3.000 gram sample of an unknown compound containing the elements carbon, hydrogen, and nitrogen is analyzed by combustion. The combustion releases 4.714 grams of carbon dioxide and 1.500 grams of nitrogen. If 25 molecules have a combined mass of 4.65 x

17. chemistry

2Hg+O2=2HgO if 50.0 grams of mercury reacts with 50.0 grams of oxygen gas, how many grams of mercury(ii)oxide are produced?

19. math

Erica painted a picture of her dog. The picture has an area of 3,600 cm2 and is square. She has placed the picture in a frame that is 5 cm wide. What is the perimeter of the picture frame? Is the correct answer 260 cm2?

20. ordering decimals

I do not understand how to find out what number come's between 0.425 and 0.475 would it be \$ 4.25- \$4.75

21. Algebra

Write a polynomial of least degree with real coefficients and with the root -6-8i. Write your answer using the variable x and in standard form with a leading coefficient of 1. Thanks, I have no idea!

22. probability

An aircraft is equipped with three engines that operate independently. The probability of an engine failure is .01. What is the probability of a successful flight if only one engine is needed for the successful operation of the aircraft?

23. statistics

. For the table that follows, answer the following questions: x y 1 -1 2 -5 3 -9 4 - Would the correlation between x and y in the table above be positive or negative? - Find the missing value of y in the table. The missing value of y = How would the values

24. Math: Ratio

My son had the following word problem and I don't know where to begin:The ratio in the school gym of boys to girls is 4:3. 160 boys left the gym and the ratio became 4:5. How many girls are in the gym?

25. math

Describe how to order 7,463, 74,633, 74,366 from least to greatest

26. college math

Classify the triangle as scalene isoceles or equlateral and as acute, right or obtuse

27. statistics

If the correlation coefficient is -0.54, what is the sign of the slope of the regression line? - As the correlation coefficient decreases from 0.86 to 0.81, do the points of the scatter plot move toward the regression line, or away from it

28. Math

Checking my son's homework and want to see if he figured this out correctly .. i am too old to be revisiting this math ... Here is the question ... The perimeter of a rectangle patio is six times the length of the shorter side. If the shorter side is 8

29. Social Studies

My son has to write a paragraph for a Social Studies project. The paragraph should include a "Power 1 statement at the beginning and end of the paragraph and at least three Power 2 statements. Eache Power 2 statement should be supported by at least two

30. Algebra

A vehicle travels on a highway at a rate of 65 mi/h. How long does it take the vehicle to travel 25 mi?

31. 7 grade fraction word problem

I am a mom that can't figure out how to help my daughter with this problem. Alicia is making pies. She uses 1 1/2 cups of sugar for every 2 pies. She has 5 1/4 cups left. How many more pies can she make? I think the answer is 7 pies but not sure how to

32. math

Jan Maya and Sara ran a total of 64 miles. two ran the same and one ran 8 less. how many miles did they run?

33. chemistry

If calcium oxide is added to sea water a number of changes occur. first calcium oxide reacts with water to form calcium hydroxide. What is the equations

34. Physics

I am trying to help my daughter with this question and don't know how to even begin it. Thank you. A 75 kg baby carriage is pushed along a level sidewalk by exerting a force of 50 N on the handle, which makes an angle of 60o with the horizontal. What is

35. Algebra

It takes Tom five hours to travel 20 miles downstream. It takes him eight hours to travel the same distance back up stream. How fast is the boat? How fast is the current?

36. english

What is the correct answer I ____ on the couch last night. A. lie B. lay C. laid D. lain

37. algebra

How do I solve a linear equation using equality properties?

38. Chemistry

A piece of metal alloy (a solution of metals) is made of gold and silver. It is 20% by mass silver. An irregularly shaped piece of this alloy contains 0.356 lb of gold. When the alloy is added to a graduated cylinder that contains 31.55 mL of alcohol, the

39. Chemistry

An aqueous solution of copper (I) chloride is 15.7% by mass copper (I) chloride. Copper (I) is 35.8% by mass chlorine. If the solution has a density of 1.045 g/cm³, how many gallons of solution contain 2.3 kg of copper? Trying to help my son study. Thank

40. Chemistry

An aqueous solution of copper (I) chloride is 15.7% by mass copper (I) chloride. Copper (I) is 35.8% by mass chlorine. If the solution has a density of 1.045 g/cm³, how many gallons of solution contain 2.3 kg of copper? Trying to help my son study. Thank

41. english

Remove one letter from word#1, and replace it with another letter at the same place to make word #2 and replace it with another letter at the same place to make word #3, and so on until you end up, at word #6 , with an antonym for word #1. LESS 1.----

42. Math

Which two dates have a quotient of 3 and a sum of 32. Dates are 1-30...

43. statistics

An aircraft is equipped with three engines that operate independently. The probability of an engine failure is .01. What is the probability of a successful flight if only one engine is needed for the successful operation of the aircraft?

44. Chemistry

An unknown hydrate of copper (II) oxalate is to be identified in the lab. The following data was collected by a student: Mass of crucible 23.776 g Mass of crucible + hydrate 24.889 g Mass of crucible + anhydrate 24.530 g Thank you

45. Chemistry

If 20.0 grams of propane are burned with 50.0 grams of oxygen: What mass of CO₂ is produced? What mass of water is produced? What mass of which reactant was excess? Thank you so much.

46. Chemistry

If 20.0 grams of propane are burned with 50.0 grams of oxygen: What mass of CO₂ is produced? What mass of water is produced? What mass of which reactant was excess? Thank you so much.

47. english

which is the odd one out socks shoes sandals slipers gloves

48. math

Pawleys total earnings after 3 years if the first year his salary was X dollars. The second year it was 5000.00 higher, and the third year it was twice as much as the second year?

49. statistics

Determine whether each of the distributions given below represents a probability distribution. Justify your answer. (A) x 1 2 3 4 P(x) 1/5 5/12 1/3 1/6 (B) x 3 6 8 P(x) 0.2 2/5 0.3 (C) x 20 35 40 50 P(x) 0.3 -0.1 0.5 0.3

50. Chemistry

An aqueous solution of copper (I) chloride is 15.7% by mass copper (I) chloride. Copper (I) is 35.8% by mass chlorine. If the solution has a density of 1.045 g/cm³, how many gallons of solution contain 2.3 kg of copper? Trying to help my son study. Thank

I am desperately trying to help my 5th grader figure out how many ways can we make this equation true 24 x 18 = 432 x

52. english

What 5 letter word can you add to the begginning or end of the words below to make a familiat word or phrase? white, dish, proof,wings hole salt.

53. english

what 5 letter word can you add to the begginning or end of the words below to make a familiar word or phrase? white, dish, proof wings, hole ,salt

54. math

Amanda has a ribbon that is 1-meter long. She wants to put a bead at every of a meter. She puts the first bead at and the last bead is at 1 meter. Which number line shows the correct placement of beads if Amanda puts them at every of a meter? A. B. C. D.

55. english

Is the following question correct It took a lot of planning, time, and energy to lay the track for the trans-continental railroad.

56. Statistics

. In testing a new drug, researchers found that 20% of all patients using it will have a mild side effect. A random sample of 15 patients using the drug is selected. Find the probability that: (A) exactly three will have this mild side effect (B) at least

57. statistics

You are given the following data. Number of Absences Final Grade 0 95 1 91 2 82 3 69 4 67 5 58 - Find the correlation coefficient for the data. - Find the equation for the regression line for the data, and predict the final grade of a student who misses

58. Chemistry

If 20.0 grams of propane are burned with 50.0 grams of oxygen: What mass of CO₂ is produced? What mass of water is produced? What mass of which reactant was excess? Thank you so much.

59. Chemistry

A 12 g sample of an unknown compound contains 3.489 g of sodium and 4.870 g of sulfur. The rest is oxygen. Name the compound Thank you!

60. Chemistry

A homogenous mixture of metals is called an alloy. An alloy is found to be 30% by volume gold with the rest being aluminum. Aluminum has a density of 2.70 g/cm³. Gold has a density of 13.1 g/cm³. If a piece of alloy contains 3.70 lbs. of gold, how many

61. ordering decimals

how do we fit a decimal between this pair 0.6____0.7

62. ordering decimals

how do we fit a decimal in each pair 0.6 0.7

63. math

how many ways can this equation be made true 24 x 18 = 432 x

64. english

figure out what is being described Throw out my outer. Keep my inner.Eat my outer.Throw out my inner

65. 7th math

Write all elements of Set R if Rn=n / 2 where n= 1,2,3.....9 What is the cardinality of Set R?

66. Algebra

Think we have it but want to make sure Write the standard form of the equation of each line using integers. 1. Y=-8/5x-4 Answer 8x+5y=-20 2. 4y=12+3x Answer -3x+4y=12 Thanks

67. statistics

. In testing a new drug, researchers found that 20% of all patients using it will have a mild side effect. A random sample of 15 patients using the drug is selected. Find the probability that: (A) exactly three will have this mild side effect (B) at least

68. statistics

Two cards are selected, one at a time from a standard deck of 52 cards. Let x represent the number of Jacks drawn in a set of 2 cards. (A) If this experiment is completed without replacement, explain why x is not a binomial random variable. (B) If this

69. Chemistry

When a 77 g piece of metal with a temperature of 88 Degree Celsius is placed into 277 g of water having a temperature of 20 degree Celsius, the final temperature of the metal and water is 23.3 degree Celsius. What must be the specific heat of the metal?

70. riddle

what word can you make with these lettters tttlrmheee

71. SS

What small country lies between 120 East and 130 East longitude and directly on the Tropic oc Cancer?

72. english

for each of the following four words,come up with another English word that uses all THE SAME letters but in a different order. The four words you come up will rhyme with one another ONSET NEWS WRONG HORNET

73. english

what seven letter one syllable past tense verb becomes a seven letter three syllable past tense verb if you change its fifth letter from H to a T?

74. english

which is the odd one out socks shoes sandals slipers gloves

75. kindergardeN

5+5 MOM SAYS THAT THE ANSWER IS 10 BUT IM NOT SURE TELL MY MOM SHE IS RONG

76. Algebra 2

S=L(1-r). Solve for r

77. Math

Find y intercept for (-2,4)(6,4) then (0,6) and (8,6). It it possible

78. Chemistry

When a 77 g piece of metal with a temperature of 88 Degree Celsius is placed into 277 g of water having a temperature of 20 degree Celsius, the final temperature of the metal and water is 23.3 degree Celsius. What must be the specific heat of the metal?

79. Chemistry

When a 77 g piece of metal with a temperature of 88 Degree Celsius is placed into 277 g of water having a temperature of 20 degree Celsius, the final temperature of the metal and water is 23.3 degree Celsius. What must be the specific heat of the metal?

80. Bob Pursley

Bob: Thank you for answering my Chemistry question. I apologize that it was on there twice. I accidentally posted again the same question instead of a different question. You answered the first question with precision. Thank you

Why do you feel fuller when you eat meat than you eat fruits? This is put with an energy assignment.

82. ordering decimals

Ms.Sue could you please show us another exmple i understood 0.6 0.65 0.7 how about with a double digit number like: 0.25_____0.15 or 0.425_____0.475

83. english

Rearrange the letters in the following phrase to tell what many little children can do better than most adults ROAST MULES

84. Science

What would be some good pictures of qualitative observations? Quantitative? thanks in advance

85. Think A Gram

Can anyone tell me where this is suppose to lead our thinking?? ... 2:47 pm .... UR Hand .... Hand ... That is all the info ... Any assistance would help de-frazzle this brain!! ... Thank you in advance ..... mom

86. 6th grd math

How can i find the area of a 14inch circle? Thank You so much!

87. math

The sum of three consecutive integers if the least integer is X ?

88. math

I need to know how to find a number that makes the statement true so that I can help my daughter. 1/2 < ?/8

89. math

Order the numbers from least to greatest 4 1/4 4 1/8 5 10/11 4 2/12

90. math

andy is wrapping a present to give to his mother which is in the shape of a cube.each edge of the cube measures 12 inches. how much wrapping paper does he need.

91. science

Why do you feel fuller when you eat meat than you eat fruits?

92. science

What is another way to write the volume of a 1,000 cm rectangular prism?

93. all

I am compiling a list of homework help lines for parents resources. Does this help line assist high school students?

94. government

6th grader needs to answer question listing the benefits of the Hamiltonian economic plan in one paragraph. Help please!

95. Social Studies

Curious to know if anyone has a suggestion on how to help 5th grader remember location of Canadian provinces on the map ... Such as a cool acronym perhaps from west to east?? ... Just a whole lot of information to try and retain for an ADHD student .. Any

96. Algebra

Put in order from smallest to largest 12 6 square root 5 20 9 square root 6 16 square root 7 5 -48 11 8 - square root 3 -60 5/6 2 square root 5/5 - square root 3 +2/5 The square root us confusing my son. Thanks so much

97. Algebra I

Son brought home a hand made worksheet that teacher did not go over and can't find examples anywhere. Multiply each expression by its conjugate. A. Square root of (13)-2 B. 2+3Square root (5) C. Square root(3) minus Square root(7) Thanks

98. Algebra

Write equation through given points (2/3,-1/5) and (1/4,7/10)

99. Algebra

Confused mom thanks for your help. Find the X and Y intercepts of the line that passes through the given points (-6,4), (3,-5)