# johnny

Newest questions and responses by johnny-
## math

An Olympic athlete run for x minutes at y metres a minute and walks for w minutes at z metres a minutes as part of his training schedule. If the length of the course is d metres, write a formula for d.

*asked on August 17, 2018* -
## english -please check my answers

anyone fimilar with the merchant of venice by william shakespear check my answers please 1.which of the following elements of comedy are not used by shakespear in the merchant of venice? a.a clown like character b.puns c.slapstick d.cleaver language i

*asked on July 19, 2018* -
## Algebra 2 Probability

There are 10 cards. Each card has one number between 1 and 10, so that every number from 1 to 10 appears once. In which distributions does the variable X have a binomial distribution? When a card is chosen at random with replacement six times, X is the

*asked on April 17, 2018* -
## Math

Solve for the unknown quantity in each proportion

*asked on January 12, 2018* -
## MATH

The volume of a cylinder with a radius of 2 feet and a height of 4 feet is 50.2 feet^3. The volume of a cylinder with a radius of 4 feet and a height of 8 feet is 401.9 feet^3. The volume of a cylinder with a radius of 6 feet and a height of 12 feet is

*asked on December 15, 2017* -
## math

In ΔABC,AD and BE are the angle bisectors of ∠A and ∠B and DE║ AB.If m∠ADE is with 34° smaller than m∠CAB,find the measures of the angles of ΔADE.

*asked on December 4, 2017* -
## geometry

Given: ΔАВС, m∠ACB = 90° CD⊥AB,m∠ACD =60° BC = 6 cm. Find: АD

*asked on December 3, 2017* -
## History

Can someone please tell me what this quote means, I am having trouble understanding. “When Andrew Johnson took upon himself the duties of his high office he swore to obey the Constitution and take care that the laws be faithfully executed. That, indeed,

*asked on November 17, 2017* -
## Chemistry

Been stumped on this problem for a day now. 2KClO3-->2KCl+3O2 a) If 53.0g of potassium chlorate breaks down, what volume of oxygen is produced? For this one I got: 14.6L O2 b) How many grams of potassium chloride are produced from problem a? For the life

*asked on November 12, 2017* -
## Chemistry

Hey bob- Here's what I got so far: 3AgNO3 + Na3PO4 ---> Ag3PO4 + 3NaNO3 Silver nitrate and sodium phosphate are reacted in equal amounts of 200. g each. How many grams of silver phosphate are produced? 1. What is the limiting? 2. How much silver phosphate

*asked on November 11, 2017* -
## Chemistry

3AgNO3 + Na3PO4 ---> Ag3PO4 + 3NaNO3 Silver nitrate and sodium phosphate are reacted in equal amounts of 200. g each. How many grams of silver phosphate are produced? 1. What is the limiting? 2. How much silver phosphate is produced? 3. How much is in

*asked on November 11, 2017* -
## Chemistry

Mg + 2HCl ----> MgCl2 + H2 What volume of hydrogen at STP is produced from the reaction of 50.0g of Mg and the equivalent if 75g of HCl? 1. What is the limiting reagent? 2. What is the volume of hydrogen produced? 3. How much is in excess?

*asked on November 11, 2017* -
## Physics

calculate the specific heat capacity of the materials for which the heat supply, mass, and temperature below: (i) 2.52 x 10^4j, 0.3 kg, 20 k (ii) 8 x 10^3j, 500g, from 20'c to 60'c (iii) 9.45 x 10^3j, 150g, from 15'c to 45'c

*asked on September 28, 2017* -
## help stats

Use the Poisson Distribution to find the indicated probability. A computer salesman averages 0.9 sales per week. Use the Poisson distribution to find the probability that in a randomly selected week the number of computers sold is 1. (Round answer to 4

*asked on July 6, 2017* -
## stats

The probability is 0.7 that a person shopping at a certain store will spend less than $20. For groups of size 13, find the mean number who spend less than $20.

*asked on July 6, 2017* -
## math

building lot in a city is shaped as a 30° -60° -90° triangle. The side opposite the 30° angle measures 41 feet. a. what is the length of the side of the lot opposite the 60° angle b. what is the length of the hypotenuse of the triangular lot. c. what

*asked on March 7, 2017* -
## History

Why do you think state and local governments have a major role in providing important services? Why doesn't the federal government take on more of this role?

*asked on December 8, 2016* -
## Chemistry

calculate the concentrations of H2S04, H30+, HSO4- and SO42- in 0.4 M H2S04 solution

*asked on November 27, 2016* -
## Finite math

Consider the following annuity scheme: regular payments of $200 are made every two months at the end of the month (in other words, there are six equally spaced payments over the year) into an account with a nominal rate of 6% compounded monthly. Note, this

*asked on November 10, 2016* -
## algebra

Justin rode his bicycle to a park located 4 2/3 miles from his house.he returned along the same route. After riding 9 1/8 miles total, how many more miles does justin need to ride to reach his home?

*asked on November 1, 2016* -
## science

You normally drive the south expressway between Calubang and Magallanes at an average velocity of 105km/hr (65mi/hr), and the trip takes 2 hours and 20 minutes. On a Monday morning, however, heavy traffic slows you down and you drive the same distance at

*asked on October 24, 2016* -
## Math

A square plot of land has an area of 1,156 square feet. What is the perimeter of the plot?

*asked on October 17, 2016* -
## Social studies

Why was the mayflower compact so significant?

*asked on October 17, 2016* -
## Algebra

Been working on this problem for nearly 45 minutes now, totally confused. 4.5x - 6.7y = 8.6 3.8x +2.2 = y

*asked on August 22, 2016* -
## math

Given the function f(x)=x^3-2x^2-5x+6/x^2+3x+2 a) Determine algebraically the equation for any asymptotes (HA, VA and or OA) b)State the domain of the function c)State the behaviour of the function at each of the asymptotes

*asked on July 25, 2016* -
## Math

An only son inherited a 3/4 hectare lot. He decided to build a 40-door condominium on the lot. The floor are of the units is uniform and the total floor area of the entire condominium is 1/5 less than the area of the lot to provide for certain amenities.

*asked on July 3, 2016* -
## Chemistry

What's the formula for Li2Co3+Co(NO3)3(aq) ->

*asked on June 1, 2016* -
## Math

Use three rectangles of equal width and the left endpoint approximation method to estimate the area enclosed by the x-axis, the lines x = 1 and x = 4, and the curve y = x^(1/2). Could you please help me understand how to do this? Thanks in advance!

*asked on May 22, 2016* -
## Math

An area is bounded by the x-axis and the parabola y = 16 - x^2. Use four rectangles of equal width and the midpoint approximation method to estimate the bounded area. Could you please show me how to work out this problem? Thanks!

*asked on May 22, 2016* -
## math

Martha rides 29 miles everyday on her bike about how many miles did she ride in 6 weeks

*asked on April 22, 2016* -
## math

Martha rides 29 miles everyday about how many miles does Martha ride in 6 weeks

*asked on April 22, 2016* -
## Math

Milo's pancakes recipient makes 9 serving. It's calls for 3/4 cup milk.Milo's wants to make 6 serving. How much milk will he needs.

*asked on March 30, 2016* -
## Math

In Kelly's career on the basketball team, she made 7 out of every 10 free throws. Last season, she made 168 free throws. How many free throws did she attempt?

*asked on February 16, 2016* -
## math

Mr. Angulo buys 5/8 pound of red grapes and 3/8 pound of green grapes. How many pounds of grapes did mr.angulo buy in all?

*asked on February 10, 2016* -
## algebra 1

simplify (0.4)3

*asked on February 3, 2016* -
## Physics

A student drops a lead ball 4" in diameter from the top of a large live oak tree. As the ball is falling, a bird flies under it, slowing the ball's velocity to 30 feet/sec. Two seconds later the ball strikes the ground. What is the coefficient of friction

*asked on January 23, 2016* -
## Literacy

1.Write the participle in the sentence. Why do you need a new pair of hiking boots? My answer - NEED 2.Write the first and last word of the participial phrase. My answer - BEGINNING 3.Write the first and last word of the participial phrase. Disappointed by

*asked on January 20, 2016* -
## chemistry

What mass of carbon dioxide can be produced from 4 moles of sodium bicarbonate according to the following unbalanced reaction, NaHCO3 --> Na2CO3 + CO2 + H2O?

*asked on January 13, 2016* -
## algebra 1

graph the function for the domain of 3x -y=1;D:(-3,-1,0,4)

*asked on December 16, 2015* -
## physics

A uniform horizontal beam 5.00 m long and weighting 2.88 102 N is attached to a wall by a pin connection that allows the beam to rotate. Its far end is supported by a cable that makes an angle of 53.0° with the horizontal (Figure (a)). If a person

*asked on November 28, 2015* -
## Chemistry

A sample of oxygen occupies 38.9L at STP. What will the pressure need to be in Torr. if the volume is to be changed to 32.2L without a change in T. Is this P1V1/T2=P2V2/T2? How would I set it up.

*asked on November 26, 2015* -
## physics

An airplane is travelling at a speed of 600 mph on a heading of 345 degrees. There is a wind moving at a speed of 70 mph on a heading of 20 degrees. The pilot would like to maintain his planned course. Find the speed and heading he should set in order to

*asked on November 15, 2015* -
## Physics

What average power would a 1.20 multiply.gif 103-kg speedboat need to go from rest to 18.0 m/s in 4.79 s, assuming the water exerts a constant drag force of magnitude fd = 5.34 multiply.gif 102 N and the acceleration is constant?

*asked on October 25, 2015* -
## History

After 1815, the quest for natio al self-determination posed a grave threat to the____ empire with its many and potentially dissatisfied nationalities.

*asked on October 11, 2015* -
## physics, please help

An object of mass m can slide without friction on a tabletop. A horizontal string tied to the object passes through a frictionless hole in the table and is connected to a second, hanging mass, M. If m is put into motion so that it moves in a circular path

*asked on October 10, 2015* -
## chemistry (Organic)

According to the two reactions below; 1-chloro-2,2-dimethylbatune + (warm NaOH 3)) 1-chloro-2-methylpropane + (cold dil.NaOH) 1) identify whether the reactions are Nucleophilic Substitutions (SN) or Elimination (E) reaction. 2) Complete the reaction

*asked on October 8, 2015* -
## physics

10. The drawing shows a baggage carousel at an airport. Your suitcase has not slid all the way down the slope and is going around at a constant speed on a circle (r = 12.4 m) as the carousel turns. The coefficient of static friction between the suitcase

*asked on September 30, 2015* -
## Math

Jamie brought $72 more than Sally brought. Tia and Sally brought the same amount of money. Sally brought $50 more than Kelly brought. If their total souvenir money did not exceed $502, what is the greatest amount of money Jamie could have brought?

*asked on September 25, 2015* -
## Plz help with literature

The Most Dangerous Game Directions: Each question has a different point value. (134 total) As always, answer in complete sentences. Use the back of the sheet or your own paper. DO NOT CRAM ANSWERS ON THIS SIDE OF THIS SHEET! (5) 1. What do you admire or

*asked on September 4, 2015* -
## U.S. History

Why is each topic historically significant and what impact did it have on colonial development? Algonkian- Iroquois/Haudenosaunee- Mestizo- Encomienda- Canary Islands- Maize Cultivation- Pueblo- Thanks

*asked on August 12, 2015* -
## Science

How much heat is produced when the body metabolizes a gram of trioleylglycerol?

*asked on May 13, 2015* -
## Math - Polynomials

off-topic: yay it's friday :D Simplify each polynomial. 1. 6g + 8k + 9g + 2k A) 3g + 10k B) -3g + 10k *** C) 17gk D) 10k - 3 2. -4x + 6x2 + 5x A) 7x^3 B) 6x^2 + 9x *** C) 6x^2 - 9x D) 6x^2 + x 3. a^2 + 5a - 3a^2 A) 5a + 2a^2 *** B) 5a - 2a^2 C) 2a^2 + 5a

*asked on May 8, 2015* -
## chemistry

how much copper sulfate do i need to make a solution of 100ml of 1M copper sulfate?

*asked on April 30, 2015* -
## chemistry

is the reaction between Copper sulfate and zn exothermic or endothermic and does that involve the activity series?

*asked on April 28, 2015* -
## NEED HELP ASAP PHYSICS@!!1

Tarzan (m = 78.4 kg) tries to cross a river by swinging from a vine. The vine is 10 m long. Tarzan doesn't know that the vine has a breaking strength of 1045 N. What maximum speed (in m/s) can Tarzan have at the bottom of the swing (as he just clears the

*asked on April 10, 2015* -
## NEED HELP ASAP PHYSICS@!!1

A person is flying a model airplane with mass 82.2 gram in a horizontal circular path on the end of a string 10.5 m long. The string is horizontal and exerts a force of 3.22 N on the hand of the person holding it. What is the speed (in m/s) of the plane?

*asked on April 10, 2015* -
## physics

Friction provides the force needed for a car to travel around a flat, circular race track. What is the maximum speed at which a car can safely travel if the radius of the track is 80.0 m and the coefficient of friction is 0.43?

*asked on April 8, 2015* -
## Chemistry

What is the volume of 20.55 grams of hydrogen gas at a pressure of 1.215 atmospheres at 29.3 degrees Celcius? how do you solve this

*asked on March 3, 2015* -
## physics

A wheel starts from rest and rotates with constant angular acceleration to an angular speed of 9.3 rad/s in 1.39 s. Find the magnitude of the angular acceleration on the wheel

*asked on February 9, 2015* -
## math

kellys dog eats 1 2/3 bones in 10 days. How many bones will he eat in 18 days?

*asked on February 8, 2015* -
## Physics

An object moves in a circular path at 861 rpm. If the radius of its circular path is 9.27 meters, calculate a) the distance traveled in one complete revolution d = m b) the time it takes for one complete revolution T = seconds c) the linear speed of the

*asked on January 11, 2015* -
## Physics

What is the vector product of A=2i + 3j + 1k and B=1i - 3j - 2k?

*asked on November 23, 2014* -
## Math

There are 25 plants in arts garden. There are four times as many tomato plants as bean plants. How many tomato and bean plants are there?

*asked on November 14, 2014* -
## Physics

A neutron with a mass of 1.67x10^-27 kg traveling east with a kinetic energy of 2.00x10^-21J collides perfectly elastically with helium nucleus with a mass 6.68x10^-27 kg that is initially at rest. After the collision, the neutron has a kinetic energy

*asked on November 12, 2014* -
## Physics

A neutron with a mass of 1.67x10^-27 kg traveling east with a kinetic energy of 2.00x10^-21J collides perfectly elastically with helium nucleus with a mass 6.68x10^-27 kg that is initially at rest. After the collision, the neutron has a kinetic energy

*asked on November 12, 2014* -
## Math

Katie measures that 6 1/2 pieces of model plane parts were five in one fifth inches long how long is each piece

*asked on November 11, 2014* -
## physics

A neutron with a mass of 1.67x10^-27 kg traveling east with a kinetic energy of 2.00x10^-21J collides perfectly elastically with helium nucleus with a mass 6.68x10^-27 kg that is initially at rest. After the collision, the neutron has a kinetic energy

*asked on November 10, 2014* -
## Math

Groups in math class have 4 green marbles, 6 yellow marbles, and 10 black marbles. Each group pulls out a marble, records it, and then replaces it 50 times. The class complies its data. how many times can you expect to pull out a green marble with 1000

*asked on November 7, 2014* -
## Math Calc

Given a right triangle ABC with a=13 and b=26, find the value of angle A, angle B, and side length c. Round to the nearest thousandth.

*asked on November 3, 2014* -
## HELP! - Physics

I need help with this. A frustrated farmer is trying to move a large rock from his land. The stone has a mass of 1275 kg. By using a piece of board as a lever and a fulcrum the farmer will have a better chance of moving the rock. The farmer places the

*asked on October 28, 2014* -
## physics

Two people jump out of an airplane. They hold on to each other while falling straight down at a shared terminal speed of 60.7 m/s. Suddenly, they push away from each other. Immediately after separation, the first skydiver (who has a mass of 89.3 kg) has

*asked on October 10, 2014* -
## physics

An astronaut comes loose while outside the spacecraft and finds himself floating away from the spacecraft with only a big bag of tools. In desperation, the astronaut throws his bag of tools in the direction of his motion (away from the space station). The

*asked on October 9, 2014* -
## Physics

A crate sets on wooden horizontal surface (a wooden floor). The figure shows a top view of this looking down onto the crate (gravity would be acting into the page). Man one and man two apply forces F1 and F2, at angles of θ1 and θ2 respectively, with the

*asked on October 9, 2014* -
## physics

I am struggling with this. A wombat of mass 22.0 kg starting at rest slides 13.0 m down a tree at a speed of 5.80 m/s just before reaching the bottom. (a) What is the change in the gravitational potential energy of the wombat during the trip? (b) What is

*asked on October 2, 2014* -
## physics

I am having great difficulty with this question. A block is placed on a frictionless ramp at a height of 12.5 m above the ground. Starting from rest, the block slides down the ramp. At the bottom of the ramp, the block slides onto a frictionless horizontal

*asked on October 2, 2014* -
## psych 42

The mean (μ) of the scale is 55 and the standard deviation (σ) is 7. Assuming that the scores are normally distributed, what PERCENTAGE of the population scores are above 59?

*asked on September 22, 2014* -
## Analytic Geometry

Find the vertices, foci, eccentricity and length of the latus rectum of the ellipse whose equation is x^2 + 9Y^2 = 9

*asked on September 18, 2014* -
## math

5. There are x dictionaries in a bookstore. After 1/8 of them were purchased, 10 more dictionaries were shipped in bringing the total number of dictionaries to 52. What is the value of x?

*asked on July 29, 2014* -
## math

If n>0, then (4^n)(8^n)= A.2^9n B.2^8n C.2^6n D.2^5n E.2^4n

*asked on July 29, 2014* -
## math

Jim can fill a pool carrying buckets of water in 30 minutes. Sue can do the same job in 45 minutes. Tony can do the same job in 1.5 hours. How quickly can all three fill the pool together? A.12 minutes B.15 minutes C.21 minutes D.23 minutes E.28 minutes I

*asked on July 29, 2014* -
## math

6. In a residential building, the ratio of man and woman is 5 to 8. In August, there are 30 men and 10 women moving out from the building. After that, the ratio of man and woman in this building is 1 to 2. How many men were there in the building before

*asked on July 29, 2014* -
## math

If 12V=3W, and v(not equal)=0, then which of the following is equivalent to 2W-8V? A.0 B.4W C.-6W D.2V E.-2V please show work.

*asked on July 29, 2014* -
## math

How many three-dight integers greater than 600 contain only odd digits?

*asked on July 29, 2014* -
## math

2. James spends 10% of his money for movie; he also spends 20% of his money for his lunch. Then he buys $20 in his office supplies. In the next day, he spends $10 for his breakfast. Now he leaves 40% of his original money. How much does he save originally?

*asked on July 29, 2014* -
## math

Mr. Brown sold a jacket for $240, this making a profit of 20% on his cost. Later, he sold another jacket for $240 this time suffering a loss of 20% on his cost. The result of the two sales was A.He gained $40.00 B.He gained $10.00 C.He lost $20.00 D.He

*asked on July 26, 2014* -
## math

2.If the largest of 7 consecutive integers is 25 what is the average of the 7 integers? A.24 B.22 C.21 D.20 E.16 I got E, this is my work: 7x+21/7=25 7x+21=175 -21 -21 7x=154 x=22

*asked on July 25, 2014* -
## math

Janelle has $20 and is saving $6 per week. April has $150 and is spending $4 per week. When will they both have have the same amount of money? please show work,

*asked on July 24, 2014* -
## math

6. If each of eight biology classrooms is in use for 5 hours and 15 minutes per day, and total of 84 student experiments are done, how long does each experiment take on average? A.20 minutes B.30 minutes C. 40 minutes D.50 minutes E.1 hour please show

*asked on July 23, 2014* -
## math

A company wants to send out a mailer. A mailer be sent only if it has an envelope and a stamp. For the number of mailers printed, the company has only 1/2 the number of envelopes needed. Of those mailers for which there are envelopes, the company has only

*asked on July 23, 2014* -
## math

9.If 1/4 the recommended daily requirement of vitamin P is 2 ounces, what is the total recommended daily requirement of vitamin P? please show work.

*asked on July 23, 2014* -
## math

Ex 12: The smallest of five consecutive integers is represent by y-3. What is the largest of these integers, in terms of y? please explain and show work.

*asked on July 22, 2014* -
## math

15. The sum of five unequal whole numbers is 90. The second largest of these five numbers can be at most A.19 B.41 C.43 D.89 please explain and show work.

*asked on July 21, 2014* -
## math

Rico works for a landscaping company. He will enclose a square garden, using a full 50 ft roll of wire fencing. What could the largest dimension of the garden be? Sketch and label the garden, then calculate perimeter to verify your answer.

*asked on July 19, 2014* -
## math

5. The sum of 7 unequal positive integers is 61. What is the largest possible value that any of those integers can have? A.55 B.40 C.39 D.13 E.9 please show work

*asked on July 19, 2014* -
## math

One package of water plants is recommended for 3000 cubic centimeters of water in a fish tank. How many packages of plants will be needed for a 45cm by 70cm tank that is filled to a depth of 10cm? please show work.

*asked on July 17, 2014* -
## math

Rosa is working on rectangular fish tank that is 15 cm wide and 20 cm long. How much tape will she need to put all around the top of the tank? please show work

*asked on July 17, 2014* -
## math

What number, when has "4" as exponent and increases by 4, is equal to the product 26 and 10?

*asked on July 16, 2014* -
## math

Bob's age is now 3 times of Tom's age. Twelve years from now, tom will be 15 years old. How old is Bob now? please explain and show work

*asked on July 16, 2014* -
## math

If length of one side of a 3x3 square is four times, and the length of the adjacent side is tripled, the perimeter of the new rectangle is how many times bigger than the perimeter of the original square? please explain and show work.

*asked on July 16, 2014* -
## math

One phone plan charges a $20 monthly fee and $0.08 per minute on every phone call made. Another phone plan charges a $12 monthly fee and $0.12 per minute on each call. After how many minutes is the charge the same for both plans? A.60 minutes B.90 minutes

*asked on July 14, 2014*