Tuesday
July 22, 2014

Posts by Anonymous


Total # Posts: 70,520

Help?
This one: How are Boolean search strategies and other search filters useful? They organize results alphabetically. *** They narrow the search results. They increase the number of search results. They find creative sources.

Help?
2. D or B?

Help?
1. Which of the following are Boolean operators? and, or, not *** to, for, from a, an, the is, are, not 2. How are Boolean search strategies and other search filters useful? They organize results alphabetically. *** They narrow the search results. They increase the number of s...

Algebra
Two pipes fill a storage tank in 9 hours. If the larger pipe fills the tank three times as fast as the smaller one, how long would it take the larger pipe to fill the tank alone? In terms of your variable, what fraction of the tank is filled in 1 h by the larger pipe alone? By...

Can you please check my answers?
I thought it would be....D

Can you please check my answers?
Nope.

Can you please check my answers?
# 2 be A?

Can you please check my answers?
I disagree for the second one.

Can you please check my answers?
Can you help me with a few more? 4. Which of the following items found in a beach bag promotes good health? swimsuit snorkeling mask sunscreen *** radio 5. Which of the following functions like a fulcrum in a lever? tendons connecting muscle to bone at a joint ligaments connec...

Can you please check my answers?
The first one is a ball and socket joint, which allows for a lot of movement.

Can you please check my answers?
Which of the following types of joints allows the type of shoulder motion needed by a baseball pitcher to pitch a fastball in a baseball game? pivot *** gliding hinge ball and socket 2. Which of the following pairs of joints represents the same type of joint? Neck and knee fin...

health
Couch potatoitis, diabetes, obesity, heart disease, fatigue, etc.

health
Exercise can help prevent

health
What is an example of how adults can develop knowledge to attain goals if running is a goal

math
y = mx + b f(x) = 2m + b = 1 f(x) = 4m + b = 0 f(x) = 6m + b = -1 -1(2m + b = 1) 4m + b = 0 -2m -b = -1 4m + b = 0 2m = -1 m = -1/2 2(-1/2) + b = 1 -1 + b = 1 -1+ 1 + b = 1 + 1 b = 2 y = mx +b y = -1/2x + 2

geometry
balloon has a circumference of 23 cm. Use the circumference to approximate the surface area of the balloon to the nearest square centimeter.

Math
For amounts between $10,000 and $24,999, a credit union pays a rate of 2.5% on term deposits with maturities in the 91- to 120-day range. However, early redemption will result in a rate of 1.75% being applied. How much more interest will a 91-day $20,000 term deposit earn if i...

maths
Determine the length and breadth of a rectangle if the length is 3cm less than twice the breadth, and the perimeter is 18 .

math
Suppose that you are taking a course that has three exams which count for three-fifths of your grade and a final which counts for two-fifths of your grade. On your first three tests your scores on were 84, 72, and 96. To get an B in the course, you must have an average of at l...

physics
If a cyclist moving with a speed of 4.9 m/s on a level road can take a sharp circular turn of radius 4 m,then what is the coefficient of friction between the cycle tyres and the road?

math
Naomi has 50 red beads and white beads together the # of red beads is 1 more than 6 times the# of white beads how many red beads does naomi

Algebra
3/(s - 1) + 1 = 12/(s^2 - 1)

Algebra
A company invests $15,000.00 in an account that compounds interest annually. After two years, the account is worth $16,099.44. Use the function in which r is the annual interest rate, P is the principal, and A is the amount of money after t years. What is the interest rate of ...

Math
How is 1/(x-2) = (2x - 6)/(x + 6) + 1 rewritten as 1/(x - 2) = 3x/(x + 6)? I don't understand.

trig
solve the equation on the interval [0, 2pi]: tan^2 x - 3 tan x + 2 = 0

Algebra ( benchmark)
No more than * yes

Algebra ( benchmark)
The Carlson family is building a house on a lot that is 91 feet long and 158 feet wide. A. Town law states that the sides of a house can't be closer than 10 ft to the edges of a lot. Write an inequality for the possible lengths of the Carlson family's house B.The Carls...

Math
Three dimes to five nickels ratio if three to five total 120 coins how many are fimes

Math
How is 1/(x-2) = (2x - 6)/(x + 6) + 1 rewritten as 1/(x - 2) = 3x/(x + 6)? I don't understand.

statistic
if the p value of the test statistic id equal to 1.36, then the p-value is

Chemistry
How many grams of nitrogen are required to react with 2.79g of hydrogen to produce ammonia? A) 25.8 g B) 13.0 g C) 78.2 g D) 38.7 g E) 77.4 g I get the answer as 38.7 but it is meant to be B I did 2.79g x 3molH2/2.016g/mol x 1molN2/3molH2 x 28.02g/mol/1moleN2

Algebra
-3/9>-9/3 -1/3 > -3

Algebra
which of the following is correct? -9/3>-3/9 -3/9>-9/3 -3/9<-9/3 9/3<3/9

Algebra
Which of the following is a correct statement? -9/3>3/9 -3/9>-9/3 -3/9<-9/3 9/3<3/9

Algebra
A car is traveling at an average speed of 54 miles per hours. How many minutes will it take the car to travel 117 miles

ALGEBRA
A playground is shaped like a rectangle with a width 5 times its length (l). What is a simplified expression for the distance between opposite corners of the playground? I can't copy the multi-choice answers but can you help?

statistics
in the spring of 2001, a university had 40,000 registered students. to estimate the percentage of all students expecting to graduate in 4 years, a simple random sample of 225 students was drawn, 144 of the sample planned to graduate in 4 years. (a) were the draws made with or ...

Algebra
A furnace repair service charged a customer $80 for parts and $65 per hour worked. The bill totaled $177.50. About how long did the repair technician work on the furnance? A. 0.5 hour B. 1.5 hours C. 2 hours D. 47.1 hours

Math
Just multiply.

Algebra 2
The chief designer for a large automobile company is considering 4 different radiator grills, 2 different style of headlights, and 5 different rear fender designs. If an automobile style consists of a grill, headlight, and rear fender, how many different styles of automobiles ...

Math
Triangle L'M'N' is a dilation of triangle LMN. If the scale factor of the dilation is 1/5, which of the following statements is true? Triangle L'M'N' is a rotation of triangle LMN. Triangle L'M'N' is the same size as triangle LMN. Triangle L...

Social Studies
My book says that convicts were sent to Australia, and that more of the British came after gold was discovered in 1851. Is it C?

Social Studies
D?

Social Studies
Which of the following was likely motivation for why colonists were even sent to Australia in the first place? A. to have people from the royal family go and colonize Australia. B. to send explorers who wanted to go because of monetary incentives. C. to send convicts to an iso...

English
Which literary movement consists of honest and open descriptions the setting and characters?

Math
The trapezoid above has a base of 38 m and a height of 12 m. Which set of dimensions would produce a similar figure? A. base = 114 m, height = 36 m B. base = 38 m, height = 36 m C. base = 119 m, height = 36 m D. base = 109 m, height = 36 m

Check my answers!
1. Which of the following types of joints allows the type of shoulder motion needed by a baseball pitcher to pitch a fastball in a baseball game? pivot *** gliding hinge ball and socket 2. Which of the following pairs of joints represents the same type of joint? neck and knee ...

ALGEBRA
Thanks much

ALGEBRA
A gardener is mowing a 20 by 40 yard rectangular pasture using a diagonal pattern. He mows from one corner of the pasture to the corner diagonally opposite. What is the length of this pass with the mower? Give your answer in simplified form. The multiple choice answers won'...

Math
Rectangles ABCD and EFGH are similar figures because angles A, B, C, and D are congruent to angles E, F, G, and H, respectively. If DA equals 19 units, AB equals 8 units, and HE equals 133 units, what does EF equal? A. 56 units B. 122 units C. 7 units D. 315.88 units

math
The shadow of a 5-foot tall post is 10 feet long. At the same time a tree casts a shadow that is 24 feet long. What is the height of the tree? A. 2 feet B.14 feet C. 12 feet D. There is not enough information to solve the problem

math
(-2x)^-6

math
A▲b = 2a-3b then 2▲(-3)=

math
(a^4b^6)^0

ALGEBRA
thank you Steve for explaining it like this I understand a little better. Have a good evening.

math
Vanessa typically works 8 hours per day in a normal 5 day work week. Last week however vanessa had to take 90 minutss off on tuesday 45 minutes off on Thursday and she left rwo and a half hours early on friday how many hours did vanessa work last week

math
Jen and jacob want to put a cement deck around their pool. if the cement cost $4.75 per square foot, how much is the cost of the deck? round to the nearest hundreth.

Math
Your uncle has 36 coins in nickels and quarters. The value of his nickels is 1/15 of the value of his quarters. Find the number of nickels. Please show progress in answer.

geometry
Bob's Barricades rents orange plastic cones to use as barricades in road construction. Each cone is 24 inches high with a diameter of 14 inches. A gallon of orange paint will cover approximately 400 square feet. About how many whole gallons of paint will Barb need to paint...

physics
A 60.0 kg box is lifted straight upward by a rope, a distance of 10.0 meters, at constant speed. How much power is required to complete this task in 5.00 seconds?

precalculus sem 1
for the polynomial shown below, find (1) f(x)=3x^4-x^2+4x-2

math
Problem Solving and Explain. The 52 students from Babcock school were divided into 9 squads for the Coast Trip . There are 25 parents including teachers attending. If we need to purchase 2 cookies for each person to eat for 2 nights, how many dozen cookies will wee need to buy...

Math
Problem: The 52 students from Babcock school were divided into 9 squads for the Coast Trip . There are 25 parents including teachers attending. If we need to purchase 2 cookies for each person to eat for 2 nights, how many dozen cookies will wee need to buy for the Coast Trip?

Social Studies
Is there a better answer?

Social Studies
How did British colonial practices in South Asia reflect the East India Company's practices? A. Tea and coffee were harvested and spices were traded by the East India Company, from which the British wanted to make India a colony. B. Under British colonialism, the East Indi...

Social Studies
How do monsoon winds impact South Asia? A. Rain is carried from the Arabian sea to India from June-September. B. Rain is carried from the Bay of Bengal to Bangladesh and India. C. Rain is carried from the Arabian Sea to Pakistan and Afghanistan. I think A, but C is pretty close?

Social Studies
Farmers who farm in the northern Indo-Gangetic plain in South Asia rely more massively on A. drenching rain brought by cool air B. essential moisture brought by monsoons C. water carried by rivers which comes from the Himalayas. C?

Social Studies
Because of the rich soil, migration has taken place to South Asia's A. gorges in the mountains B. Himalayas C. plateau regions D. flood plains D?

Maths
It is across from the 90 degree angle

Math homework help
Use half angle identities to find exact value. Given tan theta = -sqrt 2 / 2 and theta lies in quadrant IV, find cos theta / 2.

ALGEBRA
Which set of lengths could be the side lengths of a right triangle? (1 point) • 20 cm, 22 cm, 29 cm • 10 ft, 12 ft, 15 ft • 7 km, 24 km, 28 km • 13 in, 84 in, 85 in

Math
What amount should be accepted as equivalent, 60 days before an obligation of $1480 is due, if money can earn 6 3/4%?

CHEMISTRY HELP !!!!
The first time i tried this question I got 3.3 x 101 g and I recalculated it I got 3.0 x 102 g. That's why I was confused which one to pick.

CHEMISTRY HELP !!!!
Al3+ is reduced to Al(s) at an electrode. If a current of 2.75 ampere is passed for 36 hours, what mass of aluminum is deposited at the electrode? Assume 100% current efficiency. a. 9.2 x 10–3 g b. 3.3 x 101 g c. 9.9 x 101 g d. 1.0 x 102 g e. 3.0 x 102 g I think it is eit...

Trig
Evaluate tan(a-b). No decimals. Only exact answer. Sin a = -7/25, cot b = -8/15 neither a nor b are in quadrant IV.

Trig
Use the given information to evaluate sin (a-b). Exact answers. No decimals. Sin a = -7/25, cot b = 8/15; neither a nor b are in quadrant III.

social studies
After capturing Washington, the British attacked what city, which they failed to capture? New York, Statton Island

Trig
Use the given information to evaluate sin (a+b). Exact answers only. No decimals. Tan a = 4/3, cos b ='-12/13; neither a nor b are in quadrant III.

Algebra
Pls help me with these problem solving sums ----------------------------------------- 1)You are building a rectangular brick patio surrounded by crushed stone in a rectangular courtyard.The crushed stone border has a uniform width x (in feet) you have enough money in your budg...

Trig
Simplify each expression using fundamental identities. 1. Sin theta cot theta 2. 1-sin^2 theta / cos theta

math
Solve the problem. An average library contains at least 50 and at most 250 books. How many library owners must be polled to be certain that at least two owners have the same number of books in their libraries?

chemistry
If 15.0 grams of Iron (III) oxide reacts with 25.0 grams of Strontium phosphate, how many grans of Iron (III) phosphate will be produced?

Social Studies
1. During the War of 1812, the Americans were fighting for a) self-government b) freedom of the seas c) freedom from England Answer is B 2. The Americans were most successful on a) sea b) Lake Champlain and Lake Erie c) on land Answer: B 3. The English were most successful on ...

math
Use the graph below to answer the following question. 1.   Find the slope.  (1 point) 2 – –2 Use the graph below to answer the following question. 2.   Find the slope of the line. Describe how one variable changes in relation to the othe...

Social Studies
After capturing Washington, the British attacked what city, which they failed to capture? New York, Statton Island

Check my answers :(
1.A 2.? 3.B

Check my answers :(
A rock climber grasps onto a ledge in the rock wall. How do the bones and muscles in his arm interact to allow him to hold on? photo of a man climbing a rock wall All of the muscles in his arm contract to hold his arm in position. His arm muscles work in pairs so that one cont...

CHEMISTRY HELP !!!!
What is the formula for dicyanobis(ethylenediamine)zirconium(IV) nitrate? a. Zr[(CN)2(NO3)2(en)2] b. [Zr(CN)2(NO3)2(en)2] c. (NO3)2[Zr(CN)2(en)2] d. [Zr(CN)2(en)2](NO3)2 e. [Zr(NO3)2(en)2](CN)2 Sorry, I think the multiple choice part didn't show up.

CHEMISTRY HELP !!!!
what is the formula for dicyanobis (ethylenediamine) zirconium (IV) nitrate? Thanks!!!

Help ASAP, plz?
A rock climber grasps onto a ledge in the rock wall. How do the bones and muscles in his arm interact to allow him to hold on? photo of a man climbing a rock wall All of the muscles in his arm contract to hold his arm in position. His arm muscles work in pairs so that one cont...

Physics
dont know

Physics
A 0.50 kg pendulum is pulled back and released. When the height is 0.60 m above its equilibrium position its speed is 1.9 m/s. What is the maximum height of the pendulum?

Algebra
a/(a+3) = (2a)/(a - 3) - 1

Physics
A mass vibrates at the end of a horizontal spring (k=125 N/m) along a frictionless surface reaching a maximum speed of 7.0 m/s. If the maximum displacement of the mass is 85.0 cm, what is the mass?

Physics
The speed of a hockey puck (mass=100.0 g) decreases from 45.00 m/s to 42.68 m/s in coasting 16.00 m across the ice. a) How much thermal energy was produced? b) What frictional force was acting on the puck?

Physics
A 75 g arrow is fired horizontally. The bow string exerts an average of 65 N on the arrow over a distance of 0.90 m. With what speed does the arrow leave the bow string?

Physics
A 75 g arrow is fired horizontally. the bow string exerts an average force of 65 N on the arrow over a distance of 0.90 m. With what speed does the arrow leave the bow string?

science 3 questions
A rock climber grasps onto a ledge in the rock wall. How do the bones and muscles in his arm interact to allow him to hold on? photo of a man climbing a rock wall All of the muscles in his arm contract to hold his arm in position. His arm muscles work in pairs so that one cont...

chemistry
help

chemistry
A silver block, initially at 59.4∘C^\circ C, is submerged into 100.0 g{\rm g} of water at 25.3∘C^\circ C, in an insulated container. The final temperature of the mixture upon reaching thermal equilibrium is 27.6∘C^\circ C.

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