physics please HELP !

128,894 results, page 17

Physics(Please answer, thank you)

How do you determine the ymax? I know you have to use Q which I have values that were given to me as well as vo values but I am not sure what to do with these values.

Physics (vectors)

Could you please help me with this exercise? Thanks. Adding and substracting vectors Solve for the unknown variables: (a) (a, b) + (3, 0) = (6, 7) (b) (11, c) + (d, 5) = (-12, −3) (c) (5, 5) + (e, 4) = (2, f) (d) (-1, −3) − (5, g) = (h, 2)

Physics (vectors)

Could you please help me with this exercise? Thanks. Adding and substracting vectors Solve for the unknown variables: (a) (a, b) + (3, 0) = (6, 7) (b) (11, c) + (d, 5) = (-12, −3) (c) (5, 5) + (e, 4) = (2, f) (d) (-1, −3) − (5, g) = (h, 2)

physics

please show me how to do this in steps. A track star in the long jump goes into the jump at 12 m/s and launches herself at 20.0degrees above the horizontal. What is the magnitude of her horizontal displacement? (assume no air resistance and that Ay= -g = -9.81 m/s^2) thanks :)

chemistry/physics Urgent!!

how do i calculate the substrate concentration needed relative to Km to produce a rate relative to Vmax which is 0.1 x Vmax ?? I think i need to manipulate the michaelis menton eq but when i do it im left with [s] in the amount please help lib

Physics

Please Help!! A baseball clears a 3m tall wall positioned 120 m from home plate. The ball leaves the bat 1.2m above the ground and 45degrees above the horizontal. How fast was it going when it left the bat?

Physics Please Help

A spider sits on its web, undergoing simple harmonic motion with amplitude A.What fraction of each cycle does the spider spend at positions with x>0.75A? Hint: Use the analog of uniform circular motion.

Physics Please Help

A spider sits on its web, undergoing simple harmonic motion with amplitude A.What fraction of each cycle does the spider spend at positions with x>0.75A? Hint: Use the analog of uniform circular motion.

Physics

A particular guitar string is supposed to vibrate at 220 , but it is measured to vibrate at 230 . By what percent should the tension in the string be changed to correct the frequency? I have been working for 7 hours of hw! Please help!

physics please help

A 8.6 kg board is wedged into a corner and held by a spring at a 50.0° angle, as the drawing shows. The spring has a spring constant of 186 N/m and is parallel to the floor. Find the amount by which the spring is stretched from its unstrained length.

Physics

Can someone please show me step by step how to normalize e^-5x in the interval (0, infinity)? I have read a lot of different books etc but need it explained to me in plain English or showed to me step by step because I am just not getting it. Thank you

Physics help someone please

An 800 g, 40.0 cm diameter hollow sphere is rolling along at 4 m/s when it comes to a 25 degree incline. Ignoring any friction, how far along the incline does it roll before it stops and reverses its direction?

Physics please help

What is the potential halfway between two point charges spaced 1 mm apart if q1=10 micro coulombs and q2= -5 micro coulombs? Attempt at solution: no idea but need to get this right our homework is graded

Physics please help!

A diffraction pattern forms when light passes through a single slit. The wavelength of the light is 680 nm. Determine the angle that locates the first dark fringe when the width of the slit is each of the following. (b) 1.20 x 10^-6 m

Physics

A 13.0 -kg box is released on a 33 degree incline and accelerates down the incline at 0.20 m/s^2 Find the friction force impeding its motion? Can someone please take me through this problem step by step? Thank you so very much

Physics of Vehichle

A 1400 kg car rounds a curve of 57 m banked at an angle of 14 degrees If the car is traveling at 98 km/h, will a friction force be required? If so, in what direction? May someone please walk me through this problem step by step? Thank you

Physics- Elena please help!

Two blocks each of mass 3.38 kg are fastened to the top of an elevator as in the figure. (b) If the strings can withstand a maximum tension of 87.8 N, what maximum acceleration can the elevator have before the first string breaks?

physics

In co2 laser, the co2 vibrates when it collides with nitrogen atoms instead of getting excited to next level.Why? why is this vibration after collision is not seen in Helium-neon laser?please explain me

PHYSICS - PLEASE HELP

Three objects are moving along a straight line as shown in the figure. Taking the positive direction to be to the right, what is the total momentum of this system? Pos ---> 5.00 m/s, 8.00 kg Neg <--- 4.00 m/s, 15.00 kg Pos ---> 2.00 m/s, 3.00 kg A) -14 kg m/s B) +106 ...

Physics

A rock is thrown into a railroad car standing on a level frictionless track. If the rock has a mass of ms = 1.100 kg and is tossed with a velocity v = 6.3 m/s, how far up will the car go (mc = 5.400 kg) before stopping? Please explain

Physics

A camera falls from a blimp that is 744 m above the ground and rising at a speed of 15.5 m/s. Find the maximum height reached by the camera with respect to the ground. The acceleration of gravity is 9.8 m/s^2. Answer in units of m. PLEASE HELP SOON

chemistry, physics please help

Calculate the molar enthalpy of solidification when 10.00KJ of energy are lost as 30.00g water are frozen at 0*C. i divided 30/18.02 =1.664 mol then, divided 10KJ/1.664mol =6.010 KJ/mol Am i correct? Thank you!

Physics

Suppose a 300–g kookaburra (a large kingfisher bird) picks up a 84.0–g snake and raises it 2.30 m from the ground to a branch. How much work did the bird do on the snake? I know that W=deltaPE, and PE=mgh. I keep getting 1046.64. Please help!

physics pls help

Please can someone show me how to go about this problem? The X-Y plane is illuminated by an electric field of strenght given as E=(24î + 60j + 70k) N/C; the flux through a 1.5m² potion of the illuminated plane is

College physics

Please help me... I have no idea where to begin...A tone of 4000 Hz is being played on a tuning fork. You run toward the tuning fork at 5 m/s. What frequency do you hear? Take the speed of sound to be 343 m/s.

Physics

How much heat energy is needed to change 0.25kg of water at 100°C to steam at 100°C? Show your work. Please don't give me the answer, I just need help figuring out how to find the answer. Thanks!

Physics

How much heat energy is needed to change 0.25kg of water at 100°C to steam at 100°C? Show your work. Please don't give me the answer, I just need help figuring out how to find the answer. Thanks!

how come no one is helping on physics questions!!!

every physics helpers are not getting any responses. can someone help on physics questions pleases???

Physics (PLEASE CHECK WORK)

For safety in climbing, a mountaineer uses a nylon rope that is 50m long and 1.0cm in diameter. When supporting a 90kg climber, the rope elongates 1.6m. Find its Young's modulus This is what I have so far, I am getting the wrong answer. Can you please fix my mistake? (Studying...

physics

A 1500-kg car coast in neutral down a 2.0degrees hill. The car attains a terminal speed of 20.0 m/s. The question is:how much power must the engine deliver to drive the car on a level road at 20.0 m/s?? Help me out please!!

physics

Given the amplitude of a wave and the wabelength how to you find the period? The problem then goes on and asks me how to find the speed which I know how to do I just don't know how to find the period... Please show me how to do and the formulas to use thanks for the help

physics

A 400g glider moving to the right at 2 m/s collides elastically with a 500g glider moving in the opposite direction at 3 m/s. find the velocity of each glider? please show work so i can understand it! thanks

Physics! Please help me!

An oscillating block-spring system has a mechanical energy of 5.1 J, an amplitude of 0.81 m, and a maximum speed 1.6 m/s. Find the spring constant k of the spring. What is the mass of the block? What is the frequency of oscillation?

Physics -- check answers please

1. If 31 waves pass by a point in 1.7 s, what's the frequency? my answer: 18.2 Hz 2. if a crest with an amplitude of 7cm interferes with a trough with an amplitude of 10 cm, the resulting wave has an amplitude of: my answer: -3

physics

can anyone help me in this question please A particle of mass 27 g and charge 32 µC is released from rest when it is 79 cm from a second particle of charge −22 µC. Determine the magnitude of the initial acceleration of the 27 g particle. Answer in units of m/s 2 .

physics

A wire has a resistance of R. What will the wire's resistance be if it is stretched to four times its original length without changing the volume of the wire? (Express in terms of R.) R=V/I; 4R=V/I; R=V/(I/4) I think this is right? help please.

physics

please tell me if these are correct A track star in the long jump goes into the jump at 12 m/s and launches herself at 20.0 deg above the horizontal. What is the magnitude of her horizontal displacement? (Assume no air resistance and that Ay= -g = -9.81 m/s^2) i got 9.2 m ...

Physics-Please check-I had something wrong with my

Would changing the frequency of a wave cause a change in amplitude? I would say only if the wave velocity remains the same because if the frequency increases, vibrations increase and then amplitude would decrease, correct? If I had a wave diagram will 4 complete waves showing ...

PHYSICS PLEASE HELP!!!

Please someone have mercy this is a test grade and I have no idea what to do ! A force of 200 N is being exerted on a blocki, which has a mass of 10 kg and is on 30 degrees inclined plane. The force is acting up the plane and parallel to it. The coefficient of friction between...

English

Posted by rfvv on Thursday, December 16, 2010 at 3:21am. {At a restaursant} For hear or to go? Is this for here or to go? It's for here, please. It is to go, please. (Are the expressions above all grammatical? What is the meaning of 'is to' in 'It is to go, please.'? Does it ...

Physics - HELP! PLEASE

The problem is from fundamentals of physics 9th edition by halliday. Here is a free download of the book since I couldn't post the graph (I had to write out link since site doesn't allow links to be posted): tripplew period sendspace period com/file/shrz0x I am having trouble ...

Force between Charged Spheres (Physics 11th Grade)

What is the force between two small charged spheres that have charges of 2 x 10^-7 and 3 x 10^-7 if the distance of r is 30 cm. I think you use Force = the constant of K multiplied by the product of the charges divided by the square of the distance again. If you plug in the ...

Physics

Find the final velocity of the two balls if the ball with velocity v2i = -19.5 cm/s has a mass equal to half that of the ball with initial velocity v1i = +26.8 cm/s. PLEASE HELP IVE TRIED EVERYTHING!!!

physics

i cant solve this problem i need for help please through how many does a point on the earth's surface move in 6h as a result of the earth's rotation ? what is the speed of a point on the equator ? take the radian of the earth to be 6370 km thank you

physics

i cant solve this problem i need for help please through how many does a point on the earth's surface move in 6h as a result of the earth's rotation ? what is the speed of a point on the equator ? take the radian of the earth to be 6370 km thank you

Physics

A 9.00 V storage battery is connected to three resistors, 4.25 Ω, 11.0 Ω, and 21.0 Ω, respec-tively. The resistors are joined in series. Calculate the equivalent resistance can someone answer this please?

Physics

One student generates a short, loud sound of wavelength 0.7576 m. Another student, who is 100 m away, hears the sound exactly 0.300 s later. What is the frequency of this sound? Please help

physics

Assuming 100% transfer of energy in the system, please calculate maximum KE (Kinetic Energy) that the rocket has if the rocket were to again a height of 25 meters. Rocket mass = 0.5 kilograms, and gravity = 9.8 m/s^2

Physics...please help me out..

A body of mass 7.5kg is to be pulled up along a plane which is inclined at 30degree to the horizontal. If the efficiency of the plane is 75 %, what is the minimum force required to pull the body up the plane?

computers and math PLEASE HELP

Please somebody do you know any websites that have virtual place value blocks for making decimals. Please make suer i can acctually make the decimal on the websites. Lastly make sure it s a websites that i can stay on for as longt as i want without the website saying that ...

physics

just wondering if anybody have any suggestions for a physics project (anything that deals with physics)??? thanks Research the Klien-Fogleman wing and its advantages over conventional wing shapes.

Math

Check answer PLEASE!! Kevin wants to calculate the value of the expression below. -17 + 3 Which shows an equivalent way kevin could write this expression? (A.) -(17 + 3) B. -(17 - 3) C. (-3 + 17) D. (-3 - 17) Please help as soon as possible!! I have no one to help me and i don...

Algebra

PLease ,Please ,Please help me solve this problems #1 Since x = 3y-4, -3(3y-4)+4y = -3 now just solve for y and then x #2 Since x = 4+4y, -(4+4y) = 4y=-4 or something Again, solve for y, then x

Math Help Please

List a repeating decimal that is equal to an integer. I have 0.999 because if you divide it by 9's its equal to 1, 999/999=1 Also I thought of -0.999 that is equal to -1 But I can't think of another one can you please help ? Please

Physics please clarify

Posted by Mary on Monday, September 24, 2007 at 10:11pm. A cube is located with one corner at the origin of an x, y, z, coordinate system. One of the cube's faces lies in the x, y plane, another in the y, z plane, and another in the x, z plane. In other words, the cube is in ...

Physics(Please help)

How do you determine the ymax? I know you have to use Q which I have values that were given to me as well as vo values but I am not sure what to do with these values.

Physics

Derive a formula for the maximum speed v of a simple pendulum bob in terms of g, the length L, and the maximum angle of swing theta. I don't know how to go about this, I thought to use T = 2pi*sqr(L/g) and since F=MA, I divide A by time and . . . but I know this is completely ...

physics

A 2.00 kg aluminum block and a 5.20 kg copper block are connected by a light string over a frictionless pulley. They sit on a steel surface, where θ = 28.0°. Determine the sum of the magnitudes of the forces of friction acting on the blocks._____________N I don't ...

PHYSICS-stuck

These are the troublesome questions. What is the average velocity between 0.6 h and 1 h? A. + 0.4 km/h B. + 1.25 km/h C. + 1.66 km/h D. + 2.5 km/h The other question is below. What is the object's displacemnt between 0.4 h and 0.6 h? A. -0.75 km B. +0.25 km C. +0.75 km D. +1.0...

physics

an ideal monatomic gas is allow to expand slowly until its pressure is reduced to exactly half its original value. By what factor those the volume changes if the pressure is (1)isothermal (2)adiabatic. Please is the answer suppose to be a calculation or an explanation

Physics. PLEASE HELP!!

NOTE: 1 MJ = 106J. One of the most powerful cranes in the world, operating in Switzerland, can slowly raise a load of 6000 tonne to a height of 8 m. (1 tonne = 1000 kg) The acceleration of gravity is 9.81 m/s2 . How much work is done by the crane? Answer in units of MJ

Physics

The coal car for a train has a mass of 1796 kg when it is empty. The track exerts a friction force of 3132. What force should the be exerted on it by the locomotive, to produce an acceleration of 1.3? (please report the numerical value to 2 decimal places- units are not to be ...

physics

A person whose mass is m = 60.5 kg steps on a mechanical bathroom scale placed on an inclined plane that makes the angle α = 31.7° with the horizontal. What is the reading on the scale? For this question I used the formula FN=mgcostetha= 60.5x9.8xcos31.7 but the answer ...

Physics

When a 34-m-long metal pipe is heated from 13 °C to 39 °C, it lengthens by 2.56 cm. Determine the linear expansion coefficient. I tried to start by taking the difference of temperature times the length of the pipe and finally divide 2.56 by the number i got before but it ...

Physics

Please help due in less than 2 hours!! A person whose mass is m = 86.0 kg steps on a mechanical bathroom scale placed on an inclined plane that makes the angle α = 21.3° with the horizontal. What is the reading on the scale? i've tried m*g*sin(21.3) and it still says I'm...

Damon or DrBob please help..chemistry/physics

Question: 0.37 litre of an ideal monatomic gas (Cv,m = 3R/2) initially at 51 °C and 36 atm pressure undergo an expansion against a constant external pressure of 1.06 atm, and do 2.3 kJ of work. The final pressure of the gas is 1.06 atm. Calculate the change in enthalpy, Δ...

physics help please :)

From a height of 35.0 m, a 1.25 kg bird dives (from rest) into a small fish tank containing 50.0 kg of water. What is the maximum rise in temperature of the water if the bird gives it all of its mechanical energy? (delta)T= ?? degrees C

physics help please :)

From a height of 35.0 m, a 1.25 kg bird dives (from rest) into a small fish tank containing 50.0 kg of water. What is the maximum rise in temperature of the water if the bird gives it all of its mechanical energy? (delta)T= ?? degrees C

physics

If the price of electrical energy is $0.10 per kilo-watt*hour, what is the cost of using electrical energy to heat the water in a swimming pool (12.0m*9.00m*1.5m) from 15 to 27 degree C? Can anyone please give me some hints to do it? Thanks a lot!

Physics please help

Given a simple pendulum of length r and mass m, determine the oscillation period T if the perturbation angle θ is very small (i.e. θ < 10degrees). How can I derive an equation for period using just that info?

physics

a person pushes a box across a horizontal surface at a constant speed of .5 meter per second. the box has a mass of 40 kg and the coefficient of sliding friction is .25. The power supplied to the boxx by the person is... please Explain!!

Physics

The smallest object visible to the unaided eye is of 100 microns. If you use a microscope of m=1000, what is the size of the smallest object you can now see? (So=25cm) The answer is apparently 100nm. I am still confused as to why. Please help!

college physics

A violin string vibrates at 300 Hz when unfingered. At what frequency will it vibrate if it is fingered one-third of the way down from the end? (That is, only two-thirds of the string vibrates as a standing wave.) Please help!

Physics

Please help! Suppose that a 400 gram copper object (specific heat 0.092 cal/g/degrees Celsius) receives 900 cal. of heat. What is the temperature change? Explain your reasoning. Do not use algebra Thanks!

physics

you see lightning and then count 4 seconds till you hear the thunder. From this you conclude that the lightning strike occurred_______ a. 1400m away b. 700m away c. none of the above Can you please show me how to figure out how to get the answer?

physics, HELP ASAP PLEASE!

a car starts and accelerates uniformly at a rate of 2.0 m / s ^ 2 in 6.0 s. Then, it maintains its constant speed for 30 seconds. Finally, the shrinkage slows down uniformly and stops to 5.0 s. find the total distance traveled by the car.

Physics

Mike pulls a 4.5 kg sled across level snow with a force of 250 N along a rope that is 35.0° above the horizontal. If the sled moves a distance of 63.8 m, how much work does Mike do? please show steps/equation!

Physics(Please respond)

1) A 1320 kg demolition ball swings at the end of a 34.3 m cable on the arc of a vertical circle. At the lowest point of the swing, the ball is moving at a speed of 3.32 m/s. Determine the tension in the cable. F=ma (34.3)(3.32) = 113.87 Ia this correct?

physics

I need to calculate the horizontal, vertical and resultant velocity of a ball thrown a distance of 8.23m in a time of 1.73sec (assuming the ball lands at the same height from which it is thrown). The angle of the throw is unknown. Please help!

Physics

Help me understand this please You have a 2.00 kg block of lead. Lead melts at 327.5°C. CPb = 130.0 , and Hf for lead is 2.04 × 10^4 J/kg. Say you start at room temperature (25.0°C). How much heat must you transfer to melt all the lead?

physics

The cricketer in the previous question hit the ball off the bat with a velocity of 25 m/s at an angle of 38° above the horizontal. If the boundary is 60 m away, work out whether the ball clears the boundary without bouncing or not. help please!

physics

Wayne exerts a force of 70.9 N to pull a 409 N sled along a snowy path using a rope that makes a 48◦ angle with the ground. The sled moves 19.9 m in 4.3 s. What is Wayne’s power? Answer in units of W. PLEASE HELP!

AP Physics

A racing car travels on a circular track of radius 220 m, moving with a constant linear speed of 48.9 m/s. Find its angular speed. Answer in units of rads/s. I already mutiplied 2π x 220. But I don't know what to do from there? Any help please? Thanks!

PHYSICS

A skier is gliding along at 2.0 m/s on horizontal, frictionless snow. He suddenly starts down a 10 ∘ incline. His speed at the bottom is 15 m/s . a).What is the length of the incline? b).How long does it take him to reach the bottom? (Please show work)

please help my physics

A child of mass 40kg jumps off a wall and hits the ground at 4m/s.He bends his knees and stops in 1s.Calculate the force required to slow him down.How would this force be d/t if he didn't bend his knees and stopped in 0.1s?

Physics

At what speed would a 50kg person have to run to have the same kinetic energy as a 1000kg auto traveling at 100 km/h? Help ASAP please!! Show work step by step along with the equation

physics 10

Write 95.43×10^-4 in scientific notation. Since we need to have the decimal place so that there is only one number on the left I guess I do this: 9.543 And to get back to where I was I need to go -1 So would this be the right answer: 9.543×10^1 I'm confused may you please ...

physics

A person has far points 8.44cm from the right eye and 12.2cm from the left eye. WRite a presciption for the powers of the corrective lenses. Please help i tried to read to book and my notes but it doesnt show how to do this problem. http://www.owlnet.rice.edu/~phys126/Labs/...

physics

a diesel engine rapidly compresses air in its combustion chambers. while this happens it squirtsa fine spray of diesel fuel into the chamber. explain why the diesel ignites. can someone please help? Compressing gases heats them.

PHYSICS

A circular curve of highway with radius 200m is designed for traffic moving at 100km/h, and is banked so that cars can make the curve even without friction at that speed. What is the correct angle of banking for this curve? Show steps, please.

physics

A 89 kg solid sphere with a 12 cm radius is suspended by a vertical wire. A torque of 0.37 N·m is required to rotate the sphere through an angle of 0.93 rad and then maintain that orientation. What is the period of the oscillations that result when the sphere is then released...

physics

You are on Mars and would like to send a probe into space so that it does not fall back to the surface. What minimum launch speed do you need? (The mass of Mars is 6.42x10^23 kg and the radius of Mars is 3.40x10^6 m) km/s Please someone also help me on this.I really don't know...

physics- please help!

Suppose you use a piece of fishing line to hang a large object from the ceiling. The line has a test strength of 125 lbs. Convert this to newtons, and determine the maximum mass that can be supported before the line breaks

physics

an 85kg concrete block rests on a flat surface with coefficient of static friction us=0.42. find the maximum force that can pull on the block with, angle of 38 degrees above the horizontal without moving the block? please help and show work

Physics help please

While punting a football, a kicker rotates his leg about the hip joint. The moment of inertia of the leg is 3.75 kg/m2 and its rotational kinetic energy is 175 J. What is the angular velocity of the leg, in rad/s ? I'm not even sure where to start...

physics

A Goodyear blimp typically contains 5400m^3 of helium (He) at an absolute pressure of 1.1*10^5Pa. The temperature of the helium is 280K. What is the mass (in kg)of the helium in the blimp? PLEASE GIVE ME SOME IDEAS TO DO IT!!!THANKS A LOT!!!

PHYSICS

A proton is confined to a nucleus whose diameter is 5.5*10^-15m. If this distance is considered to be the uncertainty in the position of the proton, what is the minimum uncertainty in its momentum? I don't really get the uncertainty concept, and how can I do this question?...

Honors Physics

A mass, m1 = 5.00 kg, resting on a frictionless horizontal table is connected to a cable that passes over a pulley and then is fastened to a hanging mass, m2 = 9.0 kg. Find the acceleration of each mass and the tension in the cable. PLEASE HELP!

Physics please help!!

A 43.3 kg boy and a 60.0 kg girl are on the surface of a frozen lake, 10.5 m apart. Using a rope, the boy exerts a horizontal 5.90 N force on the girl, pulling her toward him. Calculate the magnitude of the boy's acceleration.

physics

The magnitude of the electric field between the plates of a parallel plate capacitor is 3.0X10^5 N/C. Each plate carries a charge whose magnitude is 0.17 µC. What is the area of each plate? can someone please work with it in numbers!!

Pages

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6
  7. 7
  8. 8
  9. 9
  10. 10
  11. 11
  12. 12
  13. 13
  14. 14
  15. 15
  16. 16
  17. 17
  18. 18
  19. 19
  20. 20
  21. 21
  22. 22
  23. 23
  24. 24
  25. 25
  26. 26
  27. 27
  28. 28
  29. 29
  30. 30
  31. 31
  32. 32
  33. 33
  34. 34
  35. 35
  36. 36
  37. 37
  38. 38
  39. 39
  40. 40
  41. 41
  42. 42
  43. 43
  44. 44
  45. 45
  46. 46
  47. 47
  48. 48
  49. 49
  50. 50
  51. 51
  52. 52
  53. 53
  54. 54
  55. 55
  56. 56
  57. 57
  58. 58
  59. 59
  60. 60
  61. 61
  62. 62
  63. 63
  64. 64
  65. 65
  66. 66
  67. 67
  68. 68
  69. 69
  70. 70
  71. 71
  72. 72
  73. 73
  74. 74
  75. 75
  76. 76
  77. 77
  78. 78
  79. 79
  80. 80
  81. 81
  82. 82
  83. 83
  84. 84
  85. 85
  86. 86
  87. 87
  88. 88
  89. 89
  90. 90
  91. 91
  92. 92
  93. 93
  94. 94
  95. 95
  96. 96
  97. 97
  98. 98
  99. 99
  100. 100