total normal stresses of 110 and 40 kpa are applied to two planes at right angles in an element of soil. the shear stress acting on those palnes is 20 kpa. what must be the value of the pore pressure

33,844 results, page 76
1. Math

The m angle is 30 times more than twice angle B. If angle A and angle B form a linear pair find the measurement of both angles.

asked by N on September 8, 2013
2. geomatry

the measure of one angle of a linear pair is 3 thimes the measure of the other angle. find the measures of the two angles

asked by jazz on October 18, 2011
3. Math

suppose that a given quadrilateral is a kite with no right angles. which of the following is possible A: the quadrilateral is a rhombus B: the quadrilateral has congruent diagnols C: the quadrilateral is a trapezoid D: None

asked by Anonymous on January 30, 2010
4. Algebra

The interior angles of a regular polygon are all equal. What is the measure of each interior angle of an n-sided polygon? Thank you!

asked by Cassie on March 10, 2009
5. math

A pentagon has a perimeter of 60 inches, a side measures 12 inches. what is the sum of the measures of the interior angles.

asked by a parent on February 20, 2017
6. Pre-calculus

What is the general expression in degrees for the measure of all angles coterminal with alpha when alpha=173 degrees?

asked by Anonymous on May 12, 2013
7. Math

If the ratio of a base angle and vertical angle of an isosceles triangle is 1:2 find the angles of the triangle

asked by Niken on March 19, 2016
8. Maths

The longest side of a triangle measures 267m if two angles are 37 and 48 find the shortest side of the triangle

asked by Israel on May 11, 2016
9. physics

i understand that i posted questions like crazy but you have to understand i do try them out i use this website as a last resort and mainly to see what you think i should do. there are still a few i can't get. An object whose height is 3.5 cm is at a

asked by Drwls...=[ on May 26, 2008
10. Calculus

A freight company will move one truck load of material according to the following cost schedule: The base shipping fee is $400 for any distance up to and including 150 miles and an additional$50 for each 50 mile increment over 150 miles. The cargo cost is

asked by George on September 7, 2008
11. Science

Can you plz check asp 1. Suppose the total momentum of two masses before a collision is 100 kg m/s. What is the total momentum of the two masses after they collide? (1 point) 0 kg m/s 50 kg m/s 100 kg m/s 200 kg m/s 2. What is the momentum of a 20.0 kg

asked by Stephanie on May 11, 2015
12. Statistics

Variables in the dataset dietstudy Variable name Variable description id Patient ID Basetg Pre measurement lev Final tg Post Measur. Level Base wt pre measure level Final wt Post measure level A researches has collected data to investigate a research

asked by veeone on November 10, 2010

This is a hard question as it has a diagram. Basically the diagram states: Victoria - Montreal costs $580 Victoria - Saskatoon costs$230 Victoria- Toronto costs $505 Saskatoon - Toronto costs$398 Toronto - Charlottetown costs $395 Toronto - Montreal asked by Alicia on April 7, 2011 14. trig A pole is braced by two wires that extended from the top of the pole to the ground. The lengths of the wires are 16 feet and 18 feet and the measure of the angle between the wires is 110 degrees. Find, to the nearest foot, the distance between the points asked by Anonymous on April 21, 2013 15. physics A 29 g ice cube at 0.0°C is added to 110 g of water in a 62 g iron cup. The cup and the water have an initial temperature of 25°C. (a) Find the equilibrium temperature of the cup and its contents. i don't understand how the iron cup changes the asked by steven on April 26, 2010 16. Math 1. Which ratios form a proportion? (1 point) a. 3/15, 12/55 b. 8/24, 12/35 c. 5/18, 25/90 ***??? d. 4/11, 16/25 2. Which ratio forms a proportion with 9/15? (1 point) a. 6/10 ***??? b. 16/21 c. 36/50 d. 45/70 3. A textbook weighs 2.5 pounds. How many asked by Ella on November 16, 2017 17. chemistry A solution containing 5.00g of solid Al2(CO3)3 dissolved in water to a total volume of 200. mL is combined with 140. mL of 1.0 M HBr. Write the total of ionic equation for the reaction described below and find the molar concentration of all ions remaining asked by SELDIL on April 16, 2012 18. Physics A projectile is fired with a velocity u at right angles to the slope, which is inclined at an angle theta with the horizontal. Derive and expression for the distance R to the point of impact. The only think I know to do in this situation is to make the asked by Lynn on October 4, 2009 19. Algebra A rain gutter is made from sheets of aluminum that are 11 inches wide. As shown in the figure the edges are turned up to form right angles. Determine the depth of the gutter that will allow a cross-sectional area of 10 in.². Show that there are two asked by Katy on September 11, 2017 20. Trig Please help. I can't get this problem at all. When two bubbles cling together in midair their common surface is part of a sphere whose center D lies on the line passing through the centers of the bubble. Also, angles ACB and ACD are 60 degrees. Show that asked by HELP on March 5, 2012 21. geomerty Write two conditional statements that make up each bioconditinal. 1. A whole number is multiple of 5 and only if its last digit is ethier a 0 or a 5. 2. Two lines are perpendicular if and only if they intersect to form four right angles. 3. You live in asked by Court on April 12, 2010 22. economics Teddy Bear, Inc., a rapidly growing manufacturer of high fashion children's shoes, plans to open a new production facility in Gastonia. Based on information provided by the accounting department, the company estimates fixed costs of$250,000 per year. Its

asked by hiten on October 30, 2010
23. math

4. Name a pair of corresponding angles. (1 point) 1 and 6 2 and 6 3 and 5 4 and 5 5. if m

asked by help me asap on January 11, 2016

http://www.jiskha.com/display.cgi?id=1300146111 = Your earlier post http://img145.imageshack.us/f/60103724.jpg/ #1 - March's wages should be $2000.00 and the savings for March should be$1200.00 (as you have it). #2 - The total for March should be $325.00 asked by Writeacher on March 14, 2011 25. Math equation is J=0.15h J=total cost, h=hats How much would it cost to buy 10 hats? calculate the total cost and show how you got the answer. would it be J=0.15*10 ? thank you asked by Carla on October 30, 2014 26. math Given a room with dimensions 12 feet by 10 feet and is 8 feet tall: Calculate total wall space and total floor space asked by ayeshhs on February 8, 2016 27. Math Jamie is saving money to buy a new video system. So far, he has saved$16, which is 15% of the total cost of the system. What is the total cost of the system?

asked by Amy on January 27, 2015
28. math

an apple cost 20 cent and a orange cost 25cent. if the total number of apples and oranges is 20 and the total cost is 4.55, how many oranges are there?

asked by jonathan on December 15, 2007
29. maths

can any one tell me a way of working out a percentage from a total for tax purposes. Example; if i have a total of 78 and the tax was 17.5% it would be 78 divide 47 x 7 =11.61 can anyone tell me how to work it out if the tax was 16% thanks "78 divide 47 x

asked by simon on April 8, 2007
30. math

The formula for the total resistance RT (in ohms) of a parallel circuit is given by rt= 1 / ((1/r1)+(1/r2)+(1/r3)) where R1, R2, and R3 are the resistance values of the first, second, and third resistors, respectively. Simplify the total resistance

asked by Anonymous on January 27, 2019
31. chemistry

could someone check my answers to see if they are right? Balance the following equation and give the value of the stoichiometric coefficient marked with a question mark. 6 KNO3+ _ S + ? H2O _ H2SO4+ _ N2+ _ K2SO4 answer:6KNO3 + 5S + 2H2O --> 3 K2SO4 + 3N2

asked by key on January 24, 2007
32. chem - help!

Different manufacturers claim to have the best antacid. Which of the following tablets would neutralize the most acid for the money? Write a balanced chemical equation along with your answer. a) Rolaids (550 mg CaCO3 and 110 mg Mg(OH) per tablet) - 150

asked by John on October 26, 2015
33. Anonymous

study of sunspots. spots in a year min. is 10, max is 110. between max's of 1750 & 1948, 18 cycles occurred. Find a sinusoidal equation to model this. My equation looks something like this so far: y=50sin(2pi/11(x-d))+60 so How do I get the phase shift? d?

asked by trig on May 7, 2009
34. chem

Different manufacturers claim to have the best antacid. Which of the following tablets would neutralize the most acid for the money? Write a balanced chemical equation along with your answer. a) Rolaids (550 mg CaCO3 and 110 mg Mg(OH) per tablet) - 150

asked by John on October 25, 2015
35. Physics

Joan comes across a deep ravine. She was planning on this as she packed a 3.8 m portable telescoping extension ladder. It has a mass of 15 kg. She was told that in order to get to the skull’s last known location, she must get across this 2 m gap. --- |

asked by Lilly on November 26, 2015
36. Marh

If 5000 is the total how do you figure an amount plus 6% to get the total of 5000

asked by Mike on July 30, 2017
37. Help me with this too

75% * 80% of the total price is 900,000, what is the total price?

asked by Dir on June 27, 2014
38. organic chemistry

The isolation process of aspirin was stopped after the filtration step with alumina and one week later the methanol was evaporated and the experiment was completed. The melting point of the aspirin was found to be 110-115 Celsius. explain why the

asked by Tammy on October 4, 2010
39. physics

A torque of 12 N ∙ m is applied to a solid, uniform disk of radius If the disk accelerates at what is the mass of the disk?

asked by Anonymous on October 16, 2014
40. physics

A 33 N force acting at 90° and a 44 N force at 60° are applied concurrently at a point P. What is the magnitude and direction of the resultant force?

asked by nic on November 18, 2010
41. statistics

In the following problem, check that it is appropriate to use the normal approximation to the binomial. Then use the normal distribution to estimate the requested probabilities. More than a decade ago, high levels of lead in the blood put 89% of children

asked by Danielle on November 14, 2013
42. Statistic

In the following problem, check that it is appropriate to use the normal approximation to the binomial. Then use the normal distribution to estimate the requested probabilities. More than a decade ago, high levels of lead in the blood put 87% of children

asked by Brandee on March 9, 2015
43. snow day near me

Is it a normal practice for a school to cancel classes during the day due to weather, yet still hold night time extracurricular activities as originally scheduled? This would be for tomorrow Friday.

asked by Anonymous on January 31, 2019
44. Chemistry

The normal concentration of sodium chloride in blood is 0.9% (w/v). Therefore, assuming FW for Nacl of 58.4 g/mole, an isotonic 0.9% (w/v) saline would have how many milli-equivalents per liter (mEq/L) of Na ions? Can you show me how you came up with this

asked by Lady L on April 27, 2011
45. re: Differential Calculus

Write the equation of lines tangent and normal to the following function at (0, π). To find derivative, use implicit differentiation. x^2cos^2y - siny = 0 Note: I forgot the ^2 for cos on the previous question. Sorry.

asked by Billy Bob on November 17, 2016
46. statistics

Scores on a certain nationwide college entrance examination follow a normal distribution with a mean of 400 and a standard deviation of 100. Find the probability that a student will score over 500.

asked by Kelly on December 18, 2011
47. physics

A circular steel wire 2.00 m is to stretch no more than 0.25 cm when a tensile force of 400 N is applied to each end of wire. What minimum diameter is required for the wire?

asked by colleen on August 22, 2009
48. physics

A train travelling at 30km/h stops when it's brakes are applied. The train suffers a deceleration our 2m/s. @. How long does the train take to come to rest? b) what is its final velocity?

asked by vicky on December 15, 2016
49. physics

The average power dissipated in a stereo speaker is 54 W. Assuming that the speaker can be treated as a 4.0- resistance, find the peak value of the ac voltage applied to the speaker.

asked by rick on January 30, 2008
50. physics

a cylindrical wire of lenght 2.80m and a radius of 1.35A, when the voltage of 0.0320v is applied across the ends of the wire. from what material is the wire made of?

asked by namabia on November 20, 2014
51. physics

The average power dissipated in a stereo speaker is 56 W. Assuming that the speaker can be treated as a 4.0- resistance, find the peak value of the ac voltage applied to the speaker.

asked by ashley on January 31, 2008
52. science - physics

A car us moving with a speed of 60km per h . suddenly the breaks are applied , and the car brought to rest in 10 sec. calculate the accelaration of the car.

asked by naz on June 12, 2017
53. Physics

Calculate the work done by the applied force accelerating a 2 kg object at 3 m/s/s over 4 m if there is a 2.5 frictional force of resistance. I calculated using F=ma=6N; then net force = 6N-2.5N=3.5 N so W=fd=14J. Did I do this correctly? Thanks

asked by KC on April 6, 2009
54. community policing

At the turn of the century, a new management technique was developed by Frederick Winslow Taylor, which would later be applied to policing. What is the name of the management style? strategic management, is this right thanks

asked by tood on September 28, 2014
55. Dynamics of rigid bodies

A 20 kg body moving at 30m/s is to be stopped by a constant retarding force of 100N. What is the impulse due to the force? How long must the force be applied?

asked by Vincy on June 5, 2017
56. science

an you please solve the questions for me 1. 3 moles of pesticide of molecular mass 200 g/mole is applied to a closed system consisting of 20 m3 of water, 10 m3 of air, 1 m3 of sediment, and 0.001 m3 of fish. Determine the concentration and amount in both

asked by gift on March 27, 2014
57. physics

One particle has a mass of 3.00*10-3 kg and a charge of +7.60 µC. A second particle has a mass of 6.00*10-3 kg and the same charge. The two particles are initially held in place and then released. The particles fly apart, and when the separation between

asked by Ann on February 3, 2007
58. physics

Consider two frictionless inclined planes with the same vertical height. Plane 1 makes an angle of 25.0 degree with the horizontal, and plane 2 makes an angle of 55.0 degree with the horizontal. Mass m_1 is placed at the top of plane 1, and mass m_2 is

asked by andrea on February 22, 2011
59. Geo Hons

Okay heres the pic. There is a plane with points B,D, and E.those [oints are collinear in the plane. And also outside of the plane is points A, and C. and those points are collinear outside of the plane.thought Line AC intersect at point B of the line

asked by Alexander on September 12, 2011
60. Math

Okay heres the pic. There is a plane with points B,D, and E.those [oints are collinear in the plane. And also outside of the plane is points A, and C. and those points are collinear outside of the plane.thought Line AC intersect at point B of the line

asked by Alexander on September 12, 2011
61. math question

hi, i have a math question that i need help with: when data are non-numerical but can be ordered, such as letter grades, the mean cannot be calculated directly; but both the median and mode can be found. Last year in Ms. Flag's history course, the final

asked by kelsey on August 29, 2006
62. Mechanical Behavior on Materials / math

The television coverage of the World Series showed several remarkable slow-motion views of the deflection of the bat as it hit the ball. Major league wood baseball bats are made of ash. A typical major league bat has a length of 0.95m and a tapering

asked by mel on November 9, 2015
63. Mechanical Behavior of Materials

The television coverage of the World Series showed several remarkable slow-motion views of the deflection of the bat as it hit the ball. Major league wood baseball bats are made of ash. A typical major league bat has a length of 0.95m and a tapering

asked by zxcv on November 8, 2014
64. Mechanical behavior

The television coverage of the World Series showed several remarkable slow-motion views of the deflection of the bat as it hit the ball. Major league wood baseball bats are made of ash. A typical major league bat has a length of 0.95m and a tapering

65. Algebra

A farmer raises cows and chickens. The farmer has a total of 21 animals. One day he counts the legs of all his animals and realizes he has a total of 62 legs. How many of each animal does he have?

asked by Curt on May 1, 2017
66. chemistry

What is the largest number of ions in any of your formulas? What is the total positive charge and the total negative charge in each formula with this many ions? Give two examples of these formulas.

asked by maath on September 23, 2018
67. Fluid Mechanics

(a) Find the total force on the bottom of a cylindrical gasoline storage tank 15.0 m high with radius 23.0 m. (b) Find the total force on the side of the tank.

asked by Ben on October 27, 2014
68. physics

a) find the total force on the bottom of a cylinder gasoline storage tank 15.0 m high with radius 23.0 m. b) find the total force on the side of a tank.

asked by eric on September 22, 2017
69. programming

write a pseudocode to accept item name, price, and quality from a user and display the item name and it's total value. the total value can be calculated as the product of price and quality

asked by germain on November 14, 2014
70. PreCalc

The total electrical resistance R of two resistors connected in parallel with resistances R1 and R2 is given by 1/R=1/R1+1/R2. One resistor has a resistance of 2.3 ohms. Let x be the resistance of the second resistor. Express the total resistance R as a

asked by Linda on December 1, 2010
71. easy algebra!

C(x)=x^2−20x+111 represents the total cost, in dollars, to produce x gallons of paint. How many gallons of paint should be produced to minimize the total cost?

asked by please..anyone help!! on March 18, 2013
72. math

(13) Dan invested a total of 12, 000. He invested some of that money at 3% and some at 5%. After one year, he earned a total of 460 in interest. How much did Dan invest at each rate of interest?

asked by sukh on February 12, 2017
73. Physics Science

(a) Find the total force on the bottom of a cylindrical gasoline storage tank 15.0 m high with radius 23.0 m. (b) Find the total force on the side of the tank.

asked by Ben on October 27, 2014
74. Economics

An industry currently has 100 firms, all of which have fixed costs of $16 and avg. variable cost as follows: Q Avg. Variable Cost ($) 1 1 2 2 3 3 4 4 5 5 6 6 a. Compute marginal cost and avg. total cost. b. the price is \$10. what is the total quantity

asked by Maggie on December 13, 2006
75. Statistics

Daily water intake (including water used in drinks such as coffee, tea and juice) for Canadian adults follows a normal distribution with mean 1.86 litres and standard deviation 0.29 litres. (a) Can you calculate the probability that the mean daily water

asked by Mel on November 4, 2014
76. chemistry

The Russian Mir space station used a chemical oxygen generator system to make oxygen for the crew. The system ignited a tube of solid lithium perchlorate (LiClO4) to make oxygen and lithium chloride (LiCl): LiClO4 (s)  2O2 (g) + LiCl (s) If you have 500

asked by O on February 20, 2015
77. Chemistry

The Russian Mir space station used a chemical oxygen generator system to make oxygen for the crew. The system ignited a tube of solid lithium perchlorate (LiClO4) to make oxygen and lithium chloride (LiCl): LiClO4 (s) ---> 2O2 (g) + LiCl (s) If you have

asked by O on March 6, 2015
78. math

good evening, he pie chart below shows how the total annual income for a certain family is spent. If the total annual income is 140,000 , what amount is budgeted for Auto, Insurance, and Entertainment combined? Auto,12%, ins 10% and enter is 13%. I know

asked by mary ann on January 22, 2015
79. chemistry

molecular wt of glucose is 180.14g/mole. What is the quanity of glucose in a 500mL IV solution of a 5% dextrose normal saline contain?

asked by Anonymous on July 1, 2014
80. Physics

An example of a force which acts at a distance is a) tension b) weight c) friction d) normal force Isn't the answer c) the further an object goes the more resistance?

asked by Tammy on October 3, 2007
81. math 100

The equation for the standard normal curve is an exponential equation: y = e−x2/2 2π Evaluate this formula for x = −4, −3, . . . , 3, 4. (Round your answers to five decimal places.)

asked by ryan on November 9, 2018
82. Health

Individuals suffering from anorexia suffer extreme weight loss, usually _____ below the person's normal body weight 5% 8% 10%**** 15%

asked by Jacob on May 7, 2016
83. health supports

normal motion of the sacroiliac joints is a ? A.hinge action B.gliding action C.rotation D.slight flexture my answer is d

asked by susue on July 17, 2013
84. Calculus-PLZ help!

Given u=3i-2j+k,v=2i-4j-3k, w=-i+2j+2k, 1 Find a unit vector normal to the plane containing v and w. 2 Find the volume of the parallelepiped formed by u, v, and w. 3 Are any of these vectors parallel? Orthogonal? Why or why not?

asked by Liz on May 13, 2013
85. chemistry

The vapor pressure of dichloromethane, , at 0 is 134 . The normal boiling point of dichloromethane is 40. . Calculate its molar heat of vaporization

asked by josie on January 20, 2010
86. stats

Suppose for a given group of people, the mean height is 5.5 ft with a standard deviation of .25 ft, and let the data fall under a normal distribution.What percentage of the group is between 5 ft and 5.75 ft?

asked by yvonne on May 15, 2017
87. Chemistry

How does one calculate the pH of a solution that is only 1.84% ionised? determine the concentration of the H+, which will be in a monoprotic acid, concentration * decimal percent. then determing pH in the normal way.

asked by Fiona on May 20, 2007
88. Pre calc

A set of 500 values has a normal distribution. The mean of the data is 24 and the standard deviation is 2. Find the range about the mean which includes 50% of the data.

asked by Brandon on November 4, 2012
89. Maths

9 is a very strange digit. Try to use four nines 9999 and normal operations plus minus multiply divide brackets etc, use 4 nines to make 20

asked by Tim on September 13, 2013
90. statistics

A random sample of 10 observations has been drawn from a normal population, and the sample variance is found to be s² = 19.5. Determine the 98% confidence interval for ó².

asked by Laura on August 12, 2009
91. college

Determine the flux through a circular coil (diameter = 8.2 cm) when the magnetic field is 1.5 T and is oriented at 32.6 degrees with respect to the coil's normal.

asked by Alex on April 13, 2010
92. statistics

In a normal distribution with the mean being 500 and the standard deviation being 100, what raw score separates the top 40% of a distribution from the rest?

asked by Jessica on July 29, 2012
93. Stats

With normal approximation method and technology, is it necessary to use the one sample z test for proportion for large sample sizes instead of the binomial formula?

asked by Joan on April 1, 2011
94. chemistry

Why would it not be useful to just use pure ethanol or pure ethylene glycol as an antifreeze since their normal freezing points are -114.1 C abd -12C respectively.

asked by redgy on February 14, 2011
95. Health

how does a disabled wheelchair person cook? use the bathroom? take a shower? and stuff a normal person does in thier everyday life

asked by Health on April 10, 2013
96. dynamics

the normal acceleration of a particle on the rim of a pulley 10 ft in diameter is constant @ 8000 ft/s^2. determine the speed of the pulley in rpm

asked by fatz on February 25, 2013
97. stats

find area of indicated region under the standard normal curve the numbers are -.45 and 2.11 its shaded more towards the right i got the answer .3438 why is it not 1-normalcdf (-.45, 2.11, 0, 1) and why is it just normalcdf(-.45,2.11,0,1)

asked by feather on February 22, 2019
98. physics

Two identical 1.60 {\rm kg} masses are pressed against opposite ends of a spring of force constant 1.85 {\rm N}/{\rm cm}, compressing the spring by 25.0 {\rm cm} from its normal length.

asked by Anonymous on December 23, 2011
99. statistics- normal approximation

find the normal approximation for the binomial probability that x=5, where n=12, and p=0.7. compare this probability to the value of p(x=5). * the only thing that i have come up with is that value of p(x=5) is o.29 when looking it up on the table. how

asked by mary- where do i begin on October 27, 2010
100. statistics

In a normal distribution with the mean being 500 and the standard deviation being 100, what raw score separates the top 40% of a distribution from the rest?

asked by Jessica on July 29, 2012