# Posts by Frances

Total # Posts: 228

1. ### MATH

Gymnast Clothing manufactures expensive soccer cleats for sale to college bookstores in runs of up to 500. Its cost (in dollars) for a run of x pairs of cleats is C(x) = 2900 + 9x + 0.1x2 (0 ? x ? 500). Gymnast Clothing sells the cleats at \$150 per pair. Find the revenue and ...
2. ### trigonometry

8sin^2(x)+6sin(x)-9=0 simplify
3. ### trigonometry

a lighthouse A bears N 36 degree 20 minutes E at a ship S. after sailing 2.75 km in the direction N 78 degree 50 minutes E to point T, the bearing of the lighthouse becomes N 8 degree 30 minutes E. find the distance from A to T.
4. ### trigonometry

two angle of a triangle are 38 degree 27 minutes and 48 degree 42 minutes, respectively. if the longest side of the triangle is 256.6 cm ong find the length of the shortest side.
5. ### trigonometry

A tree broken over by the wind forms a right triangle with the ground if the broken parts makes an angle 50 degree with the ground and the top of the tree is now 20 feet from its base how tall the tree?

A
7. ### East math

0.3 and 0.5 in a fractions in a simplest form
8. ### Math

The Pont du Gard near Nîmes, France, is a Roman aqueduct. An observer in a hot-air balloon some distance away from the aqueduct determines that the angle of depression to each end is 54° and 71°, respectively. The horizontal distance between the balloon and the ...

i dont know
10. ### chemistry

how many grams of CH4 (methane) must be burned to form 82.6g of H2O? equation: CH4+O2----> CO2+H2O
11. ### finance

what is the interest charge with 10.90% APR (annual percentage rate) on a balance of \$7100.00
12. ### Math

2A/B DIVIDED BY 4A/B F. 8A2/b2 G. 1/2 H. A/2B J. 2
13. ### Math

Can u freaking help me the ****
14. ### Math

Identify all sets to which the number 3 belongs A. Whole numbers, integers, rational numbers B. Rational numbers C. Integers, rational numbers D. Even numbers, whole numbers, integers, rational numbers I THINK IT'S A
15. ### algebra1

M5P3*(2M-6Q-5)-1 qm0

Small quantites of hydrogen peroxide can be prepared by the action of an acid on an alkaline earth metal peroxide, such as barium peroxide. BaO2 (s) + 2HCl (aq) -> H2O2 (aq) + BaCl2 (aq) What mass of hydrogen peroxide should result when 15.0g of barium peroxide is treated ...
17. ### Chemistry

Bacterial digestion is an economical method of sewage treatment. 5CO2(g) + 55NH4+(aq) + 76O2(g) -> C5H7O2N(s) + 54NO2-(aq) + 52H2O(l) + 109H+(aq) bacterial tissue The above reaction is an intermediate step in the conversion of the nitrogen in organic compounds into nitrate ...
18. ### Chemistry

Bacterial digestion is an economical method of sewage treatment. 5CO2(g) + 55NH4+(aq) + 76O2(g) -> C5H7O2N(s) + 54NO2-(aq) + 52H2O(l) + 109H+(aq) bacterial tissue The above reaction is an intermediate step in the conversion of the nitrogen in organic compounds into nitrate ...
19. ### Chemistry

sorry, there were some typos in this one..
20. ### Chemistry

Bacterial digestion is an economical method of sewage treatment. 5CO2(g) + 55NH4+(aq) + 76O2(g) right arrow Bacteria C5H7O2N(s) + 54NO2-(aq) + 52H2O(l) + 109H+(aq) bacterial tissue The above reaction is an intermediate step in the conversion of the nitrogen in organic ...
21. ### science

a solution that is composed of 5g of salt for every 95g of water produces by what percent concentration of mass?
22. ### science

a solution made from 35 mL of ethanol and 65 mL of water produces by what percent concentration of volume
23. ### Algebra

Five times a number decreased by twice the same number.
24. ### statistics

The mean length of a work week for the population of workers was reported to be 39.2 hours. Suppose that we would like to take a current sample of workers to see whether the mean length of a work week has changed from the previously reported 39.2 hours. a. State the hypotheses...
25. ### math

I don't know what to do..please help.The doctor estimates that more than 220 out of the 500 patients in his database take vitamin each year. A random sample of 60 patients shows that 27 o them take vitamin each day. how to use a proportion to predict the total number of ...

27. ### MATH (ASAP)

D.2.40*10=\$24.00 \$25.00 SO THE ANSWER 24.00
28. ### MATH (ASAP)

C.20*3=60 25*3=75 60+75=135 D.I DON'T GET THIS ONE.CAN I HAVE HELP ON THIS ONE
29. ### MATH (ASAP)

Jay and Tia are planning to buy snack chips. • Individual bags of chips cost \$3.00 each. • Each case of chips contains 10 bags and costs \$25.00. a. If Jay buys 1 case of chips, what is the cost per bag? Show or explain how you got your answer. b. How much money would...
30. ### Math (ASAP)

thanks sooo much
31. ### Math (ASAP)

Carolyn and Kim are selling lemonade this summer.  *It costs \$0.10 to make each cup of lemonade.  *They are going to sell each cup of lemonade for \$0.25. What is the least number of cups of lemonade they need to sell in order to collect \$10.00 more than they ...
32. ### Math

solutions to the problem what four-digit whole number satisfies the following conditons? The sum of the digits is 6; the number is less than 1200; none of the four digits are equal; and the tens digit is an odd number.
33. ### Science (ASAP)

You paint a reddish brown board yellow.Have any properties of the wood changed?Has a chemical reaction occured

35. ### Science

You paint a reddish brown board yellow.Have any properties of the wood changed?Has a chemical reaction occured

??????,

The grams

39. ### Science

Is the answer 750000 which is d more than

12 ounces
41. ### Science

I don't really know Can you do like take 2 things out

Yea

44. ### Science

A.much less that 750g B.a little less than 750g C.exactly 750g Or D.more that 750g
45. ### Science

A board has a mass of 750 g. If you ground the whole board down to sawdust what would be the mass of the pile of sawdust?
46. ### Science

Draw and complete a graphic organizer to identify the types of chemical reactions illustrated by these formulas:A+ BC= B+AC,AB=A+B,A+B=AB
47. ### Science

Describe a solution,suspension, and colloid

49. ### Math

In 1 week, the hours worked by the 6 cashiers at buy and fly were 20,20,29,48,52, and 56. Would using the mean or the median number of hours encourage a person who wants at least 35 hours per week to apply for a job at buy and fly? Explain?
50. ### Math

divisible by 15,27,36,16,28,57,102,268,4518,93
51. ### Chemistry

In VSEPR, which of the following is considered a single electron group?

Thanks
53. ### Science

Explain changes of state between solids and liquids and between liquids and gases?
54. ### Science

Why is water only compound occurring naturally on earth in three states?
55. ### Science

Why is water only compound occuring naturally on earth in three states?
56. ### Astronomy

What do you need to know in order to calculate the mass of a planet from observations of a satellite in orbit around that planet?
57. ### Science

Hello i need help
58. ### Science

What are 3 ways that numerical data can recorded and displayed in science
59. ### Math

155,168,170,193,198,209,229,270,324,347 1.median 2.maximum 3.minimum 4.mean 5.mode 6.range
60. ### Algebra

Select the set of equation that represents the following situation: The sum of two numbers is 52, and their differewnce is two less than the smaller number. What are the two numbers? 2x= 52;52=x+2 x+y=52;y-x=x-2 x+y=52;x-y=2-x 2y=52;52=x-2

i was down stairs when the read the books

6 important event that happen in hatchet?
64. ### Social Studies

1.Gravity Pulls us Down on Earth. We would be Floating With Out it!

i don't kno
66. ### Social Studies

How are these facts contribute to life on earth? *Gravity holds the sun together. *The sun is about 4.5 billion years old. *The sun is by far the largest object in the solar system.
67. ### Social Studies

True or False Written records,artifacts,and fossils are other tools used by historians, archaeologist,and anthropologists to study the past

false
69. ### Social Studies

True or False Geography is not used very much anymore?
70. ### Social Studies

i did they don't help
71. ### Social Studies

how do i make it true
72. ### Social Studies

how can i make it true

false
74. ### Social Studies

I don't know that's why im asking you
75. ### Social Studies

True or False To accurately label exact locations on a map, geographers go to that specific location?
76. ### Social Studies

True or False Geographers use maps, globes,and computers to study people and places?
77. ### Fast food nation

Which is what we found in the burgers?, and this is what worries the president of the company and start an investigation. Was found throughout this?
78. ### Fast food nation

as they enter Mexican immigrants and what kind of job offer?
79. ### math

i need an answer to the math problem: 90.9 divided by (1.75 x 1.75)
80. ### math

18x - 16 + 6( 2 - 2x) = 50
81. ### Social Studies

1 page about why would you like to be in the colonial life

83. ### Social Studies

5 paragraphs about the colonist life??
84. ### Math

But i don't get B.

25 players

C.22/25=550
87. ### Math

88/4=154/7=132/6=66/3=44/2=22
88. ### Math

Day Number of Players Amount Collected Monday: 4 \$ 88 Tuesday: 7 \$154 Wednesday: 6 \$132 Thursday: 3 \$ 66 Friday: 2 ???? A.On Friday, the coach will collect fees from 2 more players. What is the total amount of money the coach will collect from the 2 players? Show or explain ...
89. ### Math

A coach is collecting a fee from each player on her soccer team. She collects the same amount of money from each player. The amount of money she collected over four days from some of the players is shown in the table below. Soccer Fees Collected Day Number of Players Amount ...
90. ### Math

Teresa put tiles marked with the letters of her name into a bag. The back of each tile is blank. The tiles are shown below. T E R E S A Without looking into the bag, Teresa will pick a tile. a. What is the probability that Teresa will pick a tile with the letter T on it? Show ...

Thanks :-)
92. ### Math

ohh so C. is 30
93. ### Math

now i add 50%+20%=70% & 70-100=?
94. ### Math

1/5=1 divided by 5=0.20=20%
95. ### Math

Ms. Hendricks asked her students how they get to school each day. She collected their answers and determined the following results. • Half of her students take the bus. • 1 5 of her students walk. • The rest of her students ride with their parents. a. What ...
96. ### Science (Asap)

What is the effect of a chemical change on the mass of matter?
97. ### Science (Asap)

Compare and contrast: When you combine two or more different substances,you get a mixture.The substance aren't mixed evenly.Their properties don't change.The substance can be separated from the mixture.For example,sand is a mixture that can be separated into rocks and ...

Thanks
99. ### Science (Asap)

You learned that a tree can be cut down and shaped into a bat.This is a physical change.What are some of the physical changes we find in nature?
100. ### Science (Asap)

How are an empty glass bottle and a glass candlestick that were created from crushing and melting glass alike and different?
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