# Terry

Newest questions and responses by Terry-
## math

Describe how to solve -5x = 30.

*asked on February 19, 2019* -
## Physics

Is the speed of sound in the air the same for all sounds or do some move more quickly or slowly than others? I am thinking it not the same for all sounds

*asked on February 5, 2019* -
## Math

At 55 miles an hour how long will it take me to drive 43 miles?

*asked on November 27, 2017* -
## Physics

Supposed a skydiver ( mass=75kg ) is falling toward the earth. When the skydiver is 100m above the earth he is moving at 60m/s. At this point calculate the skydiver: Gravitational potential energy Kinetic energy Total mechanical energy

*asked on October 18, 2017* -
## Stats

Suppose the number of cell phones in a household has a binomial distribution with parameters n = 17, and p = 40 %. Find the probability of a household having (Keep at least 4 digits) (a) 11 or 13 cell phones? (b) 11 or fewer cell phones ? (c) 14 or more

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

In the last Canadian census, 2.6% of all Ontario residents declared themselves to be Ukrainian ethnic origin. In a recent survey of 500 Ontario residents, 3.1% of people declared themselves to be of Ukrainian ethnic origin. Using the statistical meanings

*asked on July 5, 2017* -
## chemistry

why is soap produced from olive oil relatively hard and insoluble?

*asked on July 4, 2017* -
## Stats

Wood scientists are interested in replacing solid-wood building material by less expensive products made from wood flakes. Some summary statistics obtained from a study of the relationship between the length (in inches) and the strength (in pounds per

*asked on June 20, 2017* -
## Stats

An analyst working for a telecommunications company has been asked to gauge the stress on its cellular networks due to the increasing use of smartphones. She decides to first look at the relationship between the number of minutes customers spent talking on

*asked on June 18, 2017* -
## Business Math

A firm of attorneys deposit $5000 of profit sharing money at the end of each semi-annual period for 7.5 years. Find the final amount in the account in the account if the deposits earn 10% compounded semiannually. Find the amount of interest earned.

*asked on April 17, 2017* -
## chemistry

You are making 40g of a 29% (w/w) sucrose solution. what amount of sucrose and water would be used. each in grams please

*asked on February 1, 2017* -
## Math

In a survey, 175 consumers were asked about their buying preferences concerning a product that is sold in the market under three labels. The results were as follows. 14 buy only those sold under label A. 25 buy only those sold under label B. 28 buy only

*asked on January 10, 2017* -
## math

Eleven graduate students have applied for two available teaching assistantships. In how many ways can these assistantships be awarded among the applicants if (a) No preference is given to any one student? (c) The group of applicants includes seven men and

*asked on January 10, 2017* -
## Math

In how many different ways can a panel of 12 jurors and 2 alternates be chosen from a group of 15 prospective jurors?

*asked on January 10, 2017* -
## Math

A student is given a reading list of eight books from which he must select four for an outside reading requirement. In how many ways can he make his selections?

*asked on January 10, 2017* -
## Pre Calc

List the elements of the set in roster notation. (Enter O for the empty set.) {x | 7 - x = 6 and x is an integer}

*asked on January 10, 2017* -
## pre Calc

Find an equation of the vertical line that passes through (x, y) = (−3, 4).

*asked on January 4, 2017* -
## pre Calc

Assume the number of U.S. dial-up Internet households stood at 38.5 million at the beginning of 2004 and was projected to decline at the rate of 3.5 million households per year for the next 9 years. (a) Find a linear function f giving the projected U.S.

*asked on January 4, 2017* -
## Pre Calc

The annual sales of Crimson Pharmacy are expected to be given by S = 2.4 + 0.3t million dollars t years from now, whereas the annual sales of Cambridge Pharmacy are expected to be given by S = 1.1 + 0.7t million dollars t years from now. When will

*asked on January 4, 2017* -
## Pre calc

Find an equation of the line that passes through the given points. (Let x be the independent variable and y be the dependent variable.) (3, 13) and (4, 20)

*asked on January 4, 2017* -
## Pre calc

Find an equation of the line that has slope m and y-intercept b. (Let x be the independent variable and y be the dependent variable.) m = − 3/2 ; b = 3/4

*asked on January 4, 2017* -
## Pre Calc

If the line passing through the points (a, 1) and (2, 8) is parallel to the line passing through the points (12, 6) and (a + 2, 1), what is the value of a?

*asked on January 4, 2017* -
## Chemistry

Write an equation for the oxidation of NH2OH to HNO3 by KBrO3. Balance the reaction equation using the ion-electron method.

*asked on November 28, 2016* -
## english

How does the author create such a heartwarming feeling in this story? A) by revealing the thoughts and actions of Josh B) by revealing the thoughts and actions of Coach Wilkins C) by revealing the thoughts and actions of Principal Edwards D) by revealing

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

Students were given materials to complete a circuit to turn on one light. The materials received were 2 wires,AA battery, and various sizes lightbulbs.What is the variable in the experiment? Wires,battery, size of lightbulb, or time of day

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

Write the given expression as the tangent of an angle. tan 7x − tan x/ 1 + tan 7x tan x

*asked on July 11, 2016* -
## math

Write the given expression as the cosine of an angle. cos 60° cos 65° − sin 60° sin 65°

*asked on July 11, 2016* -
## life orientation

clearly describe a recent corruption and fraud case in the country making headlines in the media:who the players are who got involved,the extent to which it linked to other crimes,role played by the media and that of the state to deal with this crime

*asked on May 2, 2016* -
## Stats

The GRE has a combined verbal and quantitative mean of 1000 and standard deviation of 200. Scores range from 200 to 1600. a. what % of the persons score above 1300? b. above 800? c. below 1200? d. above what score do the top 20% of the test-takers score?

*asked on April 17, 2016* -
## math

1) A rectangular tank, 15 cm long and 20 cm wide, is filled with water to a depth of 12 cm. When a rock is put in, the water level rose to 15 cm. What is the volume of the rock?

*asked on March 23, 2016* -
## Chemistry

Use the Table of Thermodynamic Data to decide which of the following reactions have K>1 at 298 K: (i) HCl(g) + NH3(g)-->NH4Cl(s) (ii) 2 Al2O3(s) + 3 Si(s)-->3 SiO2(s) + 4 Al(s) (iii) Fe(s) + H2S(g)-->FeS(s) + H2(g). Which of the products of these reactions

*asked on March 23, 2016* -
## English

The cow jumped over the moon what is the subject, verb and object in this sentence.

*asked on March 19, 2016* -
## Physics

Does the total kinetic energy of an isolated system necessarily have to be conserved when its total momentum is conserved?

*asked on March 5, 2016* -
## college pre-calc

Would a truck that is 12 feet tall and 9 feet wide fit through a parabolic arch that is 15 feet high at the high point and 16 feet wide?

*asked on January 31, 2016* -
## Physics

Consider a circular track with a radius of 200 meters. A runner starts on the east side and runs around the track to a point diametrically opposite her starting point. -What is the magnitude of her displacement? 400m -She then runs the rest of the way

*asked on January 31, 2016* -
## Words

word has the same root as diagram? a. agree b. diameter c. grade d. ramp

*asked on January 7, 2016* -
## Algebra 2

Find the x and y intercepts for the following parabolas. y=(x+12)^2-144 y=(x-8)^2-4

*asked on December 15, 2015* -
## math

Compute the hurdle rate above based on the following.1. Note payable bank $2,000,000.00 with rate of 7.5%, The company has a tax rate of 30%.2. Bank Mortgage Loan $1,000,000.00 with rate of 6% The company has a tax rate of 30%.3. Preferred stock

*asked on November 19, 2015* -
## math

How much of 20% alcohol solution and 50% alcohol solution must be mixted to get 9 liters of 30% alcohol solution?

*asked on November 9, 2015* -
## Geometry

The area of a triangle is 30cm^2. What is the base of the triangle if the height is 6 cm?

*asked on October 13, 2015* -
## Chemistry

The apparatus contains methane and oxygen at a temp of 383K. Here is the reaction: CH4(g) + 2O2(g) --> CO2(g) + 2H2O(g) solve for final pressures of all species and the final total pressure, For CH4 the volume = 1.164L the pressure = 6atm For O2 the volume

*asked on October 13, 2015* -
## Chemistry (Le Chatelier's Principal)

Methanol has the formula CH3OH and can be produced by the reaction of carbon monoxide with hydrogen gas. CO + 2 H2 ￼￼ ￼CH3OH + heat In an attempt to maximize the yield of methanol (amount of methanol produced), a chemist would try to shift the

*asked on October 4, 2015* -
## Computer

whats the best topic for a slide show presentation that could capture so much attention of the teens ?? i just cant think of any topic ... thanks for your help in advance :)

*asked on September 16, 2015* -
## Psychology

what is the unconditioned stimulus (US), unconditioned response (UR), condition stimulus and conditioned response of this example??? 1.)Art goes to a meeting in New Orleans and tries some oysters at the oysters bar. He likes the taste and eats quite few.

*asked on September 15, 2015* -
## Math

A man hires a car with the fuel tank 5/8 full. He travels 180 miles and is left with 2/8 of a tank. How much fuel will he need to put in the car at the start of his return journey of 200 miles to ensure he has 5/8 of a tank when he gets back with no wasted

*asked on September 10, 2015* -
## math

at the rate of 50 mph a car can travel 14.6 miles for each gallon of gas used. On a trip Mr. Hanson used 12.5 gallons of gas traveling at a speed of 50 mph. the number of miles covered during the trip was:

*asked on August 18, 2015* -
## math

you invested $8000 between two accounts paying 7% and 9% annual interest, respectively. If the total interest earned for the year was $600 how much was invested at each rate?

*asked on July 5, 2015* -
## accounting 100

The following items are taken from the financial statements of the Postal Service for the year ending December 31, 2014: Accounts payable $ 18,000 Accounts receivable 11,000 Accumulated depreciation – equipment 28,000 Advertising expense 21,000 Cash

*asked on May 7, 2015* -
## Physics

A yo-yo is spun from rest by pulling on the string with a constant tension of 2.0 N. The radius of the inner rod on which the string is strung around is 0.50 cm. The tension is applied for 5.0 seconds after which the yo-yo is observed to spin with an

*asked on April 22, 2015* -
## Calculus

A rectangular page is to have a print area of 96 square inches. The top and bottom margins are to be 1.5 inches each and the left and right margins are to be 1 inch each. What dimensions will minimize the total area of the page. I got L=8sqr(2) But I'm not

*asked on April 13, 2015* -
## Math

I have a line plot ranging from 0-15. The numbers represent the "number of books read by students." There are no students in 0-1-11-14 or 15. What would the median number of books read by students be? My "incorrect" answer was 7.5! Please help and explain.

*asked on March 23, 2015* -
## critique reasoning

Alex decides that 21 divided by 3=7 is NOT a true equation. Is Alex correct? Explain

*asked on March 4, 2015* -
## math

Critique Reasoning Alex decides that 21 divided by 3 = 7 is NOT a true equation. Is Alex correct? Explain

*asked on March 4, 2015* -
## physics

If micheal Jordan has a vertical leap of 1.29 m, what is his take off speed and his hang time(total time to move upwards to the peak and then return to the ground)?

*asked on February 25, 2015* -
## maths

How do I plot three points on a graph if the first coordinate is equal to (-2.8) and the other two coordinates are unknown?

*asked on February 25, 2015* -
## Math

Solve for y: x = (x+1)(x+y)

*asked on January 7, 2015* -
## Algebra

What are the complements and supplements of: (y + 20)°. Thx!

*asked on January 5, 2015* -
## Algebra

Hi there. Can "x^2 - 10x + 22 = -2" be solved by taking the square root? Can "4x^2 + 8x + 3 = 0" be solved by taking the square root? If so, please show me an explanation.

*asked on December 29, 2014* -
## Algebra

Mr. Zerman went shopping. In the first store he spent half of his money plus an additional dollar. At the second store he spent half of his remaining money plus an additional dollar. This pattern continued until he left the fifth store with no money left.

*asked on December 22, 2014* -
## Algebra

A box is to be formed from a rectangular piece of sheet metal by cutting squares measuring 5 inches on a side and then folding the sides. The piece of sheet metal is twice as long as it is wide. If the volume of the box is to be 1760 in^3, what are the

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

the ratio of girls to boys in the chorus is 3:2. If there are 50 students in chorus, how many boys are there and how many girls?

*asked on November 30, 2014* -
## Optics

How to find critical angle using n?

*asked on November 2, 2014* -
## Algebra

An herbalist has 40 oz of herbs costing $4 per ounce. How many ounces of herbs costing $1 per ounce should be mixed with these 40 oz of herbs to produce a mixture costing $2.20 per ounce? oz

*asked on September 27, 2014* -
## math

the sum of my digits is 13, my hundredths place is 3 less than 5, my ones place is 4 more than 3, my thousands place is even, what 4-digit numbers can I be

*asked on August 20, 2014* -
## statistics

Construct a 95% prediction interval for the number of hours of sleep for an adult who is 45 years old

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

At a murder scene, you have started making an image of a computer’s drive. You’re in the back bedroom of the house, and a small fire has started in the kitchen. If the fire can’t be extinguished, you have only a few minutes to acquire data from a 10

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

X+3y+9=0 and x+3y-7=0 are parallel or not ,how to work out,can anyone show me please

*asked on July 5, 2014* -
## math

please represent algebraic express 20 less than 19 divided by 3X

*asked on July 1, 2014* -
## Maths

Find the derivative of y=1/x at x=1/4 Answer: 1/1/16

*asked on June 30, 2014* -
## algebra

The population of Arizona was 4.2 million in 2000 and 6.9 million in 2008. If the population grew exponentially, which one of the following models the population as a function of time (in years since 2000)?

*asked on June 15, 2014* -
## Physics

Two masses are connected by a string over an ideal pulley as shown. The coefficient of kinetic friction between m1 and the table surface is 𝜇. Find an expression for their common speed after the blocks have moved a distance L. You can assume that you

*asked on May 30, 2014* -
## Physics

0.2295

*asked on May 27, 2014* -
## Physics

The flux density through a 200 turn coil of area 8.5*10^-4 m squared changes from 0.03 T to 0.12 T in 15 mins. Calculate the induced emf in the coil.

*asked on May 27, 2014* -
## Chemistry

The motor is connected from it's battery and used as a generator.On the axes(vertical is amps and horizontal is time) show the type of current it provides when it is rotated through 2 complete revolutions

*asked on May 27, 2014* -
## algebra

Suppose that state’s record high temperature of 102 was set in 1930, and the record low of -14 was set in 1966. What is the range of these temperature extremes?

*asked on May 26, 2014* -
## algebra

Complete the table of solutions 7x-2y =-21 X Y (X,Y) 3 ---- (---- , ----) --- 0 (---,---)

*asked on May 26, 2014* -
## ALGEBRA

How many inches of molding are needed to produce the square picture frame 13" 1/8

*asked on May 25, 2014* -
## ALGEBRA

Complete the table of solutions 7x-2y =-21 X Y (X,Y) 3 ---- (---- , ----) ----- 0 (---,---)

*asked on May 25, 2014* -
## ALBEBRA

INPUT ---------- OUTPUT X 2x-x/2 -10 -10

*asked on May 25, 2014* -
## ALGEBRA

Suppose that state’s record high temperature of 102 was set in 1930, and the record low -14 of was set in 1966. What is the range of these temperature extremes?

*asked on May 25, 2014* -
## ALGEBRA

In the table of solutions, which entry is the y-intercept of the graph and which entry is the x-intercept of the graph? x y (x, y) 4 0 (4, 0) 0 2 (0,2) –4 –4 (–4, –4)

*asked on May 25, 2014* -
## ALGEBRA

A student inherited $4,200 and deposits x dollars in American Savings. Write an expression to show how much she has left to deposit in a City Mutual account.

*asked on May 25, 2014* -
## geometry

if you add 10% to each side of a triangle what is the % of gain

*asked on May 18, 2014* -
## Math

Admission to a museum cost $12 for adults and $7 for children. A group of 35 people attending the museum paid a total of $315 in admission fee. Write a system of equations to represent the situation. Let A represent the number of adults admissions and C

*asked on March 25, 2014* -
## Chemistry

Alternative answers: A)10 B)13 C)1.9 D)3.8 E)12

*asked on March 16, 2014* -
## Science

Determine the pkb of methylamine if the kb is 4.4*10^-4.

*asked on March 16, 2014* -
## Algebra

what is the expression that is equivalent to -2(x-3)

*asked on March 15, 2014* -
## math

I am helping my daughter and I need help on this question in the number 57,733 contains two sets of digits in which one digit is ten times as great as the other what are the values of the digits in each set help please!!!!

*asked on February 15, 2014* -
## math

In the number 7,725 which places contain digits where one digit is ten times as great as the other ?

*asked on February 15, 2014* -
## math

a quadrilateral has two angles that measure 88 and 62. the other two angles are in a ratio of 16:19. what are the measures of those two angles?

*asked on January 27, 2014* -
## MICROECONOMICS

Explain the relationship between labor earnings and the distribution of income

*asked on December 4, 2013* -
## MICROECONOMICS

How have insights from the field of psychology influenced the thinking of economists in recent years?

*asked on December 4, 2013* -
## MICROECONOMICS

Explain the relationship between labor earnings and the distribution of income

*asked on November 28, 2013* -
## maths

2/π ∫ π - 0 t^2 cos (nt) dt how to solve this anyone?

*asked on October 5, 2013* -
## MATH

Chantal has a flower bed. She has three types of flowers, Daffodils, Hyacinths and Tulips. She has 8 Daffodil bulbs, 10 Hyacinths bulbs and 12 Tulip bulbs. For every 3 bulbs that were planted, how many hyacinth bulbs were planted? Was it 1,2,3, or 5?

*asked on September 19, 2013* -
## physics

A rock is dropped into the Grand Canyon. It takes 18 seconds to hit the bottom. Calculate how deep the canyon is.

*asked on August 26, 2013* -
## Math

What would be the present value of $365 a year for 20 years at a 14 % discount rate.

*asked on June 18, 2013* -
## Finance

IF i AM PAYING $1,626.83 MONTH FOR 15 YEARS AT 4% WHAT WOULD THE ORIGINAL MORTGAGE AMT BE

*asked on June 18, 2013* -
## Business

Please edit my answers below the questions for correct sentencing In the following statement, a business owner attempts to explain and justify his slow growth in his business. I limit my growth pace and every effort to service my present customers in the

*asked on June 6, 2013* -
## Algebra

What values for θ (0≤θ≤2π) satisfy the equation 2cos θ+1=-cos θ?

*asked on May 29, 2013*