# Andrew

Newest questions and responses by Andrew-
## earth science

Globally, in which region do most tornadoes occur?

*asked on December 11, 2018* -
## sociology

The U.S. Census Bureau relies on a _____ system of racial classification. genetic legal social self-definition biological i think ii is self- definition

*asked on November 18, 2018* -
## sociology

Which of the following is something groups must do in order to function effectively? a.choose leaders b.define boundaries c.set goals d.assign tasks e.all of the above

*asked on November 18, 2018* -
## sociology

People have formed a social group when they: a.have a purpose. b.share certain role expectations. c.attach importance to what they’re doing together. d.begin to feel special in contrast with others. e.all of the above

*asked on November 18, 2018* -
## sociology

Segregation refers to: a.the extermination of a racial or ethnic group. b.negative attitudes toward categories of people. c.unequal treatment of individuals on the basis of their membership in a category. d.the physical separation of different groups of

*asked on November 18, 2018* -
## art

What does it mean when it says THE SOCIAL CONTEXT OF THIS WORK. work being a painting.

*asked on November 15, 2018* -
## Science

Energy subsidy. If you decide to have 400 calories of grass fed beef instead of 500 calories of feedlot beef about how many calories of energy inputs are you saving? Answer = 4,500 Would you calculate this by 400*10+500?

*asked on October 28, 2018* -
## Science

Any help is appreciated! An ecosystem contains the following food chain: Phytoplankton --> shrimp --> copepods --> sunfish --> shark Which of the following describes a likely change in this ecosystem if the shrimp population was depleted by fishing? A. The

*asked on October 25, 2018* -
## Physics

1. The image shows a man pulling a truck. If it does not show up for you for whatever reason, this is a description of the image. Assume it takes 2500 N for him to pull the truck along the road at a constant speed. a. Find the net force acting on the

*asked on October 22, 2018* -
## psychology

please explain group polarization

*asked on October 7, 2018* -
## psychology

According to Piaget, children develop through a series of stages that: 1. lead all children to the final and most advanced stages of logical thinking. 2. are unpredictable and unique to each child. 3. are unpredictable, but nevertheless lead to the most

*asked on October 7, 2018* -
## psychology

the use of blind or double-blind investigators in a study is done to avoid: sampling error. sample bias. uncontrollable variables. researcher bias. random error. i think it is researcher bias

*asked on October 7, 2018* -
## psychology

The use of blind or double-blind investigators in a study is done to avoid: sampling error. sample bias. uncontrollable variables. researcher bias. random error.

*asked on October 7, 2018* -
## Algebra

If a phone card is used to make a long distance phone call, you are charged $0.50 per call plus an additional $0.31 per minute. Part A: Write an equation that can be used to find the total cost of a phone call that lasts for m minutes. Part B: Shalon was

*asked on October 1, 2018* -
## social studies

Which of the following Native American cultures built connected stone homes? 1. A. the Mississippians B. the Ancestral Puebloans--------- C. the Cherokees D. the Hoyanehs 2. Drag and drop the descriptions to the correct box. Each word may be used more than

*asked on August 28, 2018* -
## Biology (Answer ASAP Please)

ok i need help with this like ASAP. Please math the following terms to their corresponding cell structure Cytoplasm [ K ] Flagella [ H ] Smooth Endoplasmic Reticulum [ ] Cilia [ ] Mitochondria [ ] Golgie Apparatus [ ] Chromosones/Genes [ N ] Rough

*asked on April 18, 2018* -
## math

i need help with functions unit lession 13 just help

*asked on April 12, 2018* -
## Algebra

A lawyer drives from herâ€‹ home, located 8 miles east and 17 miles north of the townâ€‹ courthouse, to herâ€‹ office, located 2 miles west and 7 miles south of the courthouse. Find the distance between theâ€‹ lawyer's home and her

*asked on March 29, 2018* -
## MATHS

HI linear equation help please... I have plotted known numbers into an excel spreadsheet and it shows the formula as: I am struggling to find the answer to x..?? could you go through it step by step please.....am trying to find ppm of a concentration of

*asked on March 23, 2018* -
## Math calculus 2

Find the volume of the solid generated by revolving the given region about the line x=16: y=4-x,y=0,y=2,x=0.

*asked on February 15, 2018* -
## World History

Can someone describe characteristics of absolute monarchies and the rights of citizens under those monarchies in Austria, Prussia, and Russia

*asked on February 6, 2018* -
## Chemistry

How many moles of tungsten atoms are in 6.5x10^25 atoms of tungsten?

*asked on January 30, 2018* -
## physical scince

Imagine two billiard balls on a pool table. Ball A has a mass of 7 kilograms and ball B has a mass of 2 kilograms. The initial velocity of the ball A is 6 meters per second to the right, and the initial velocity of the ball B is 12 meters per second to the

*asked on January 26, 2018* -
## Managerial Economics

Suppose you decide to produce a product and you discover it has a demand function given by; Q = 10P^-0.5Y^0.75 (I) calculate the price elasticity of demand for the product. (ii) calculate the income elasticity of demand.

*asked on January 11, 2018* -
## Math

1 rabbit saw 6 elephants while going to the river. Every elephant saw 2 monkeys going towards the river. Every monkey holds 1 parrot in their hands. How many animals are going towards the river?

*asked on December 27, 2017* -
## algerba math

Write the next two terms in the pattern. 9, 27, 81, 243, ___, ___

*asked on December 13, 2017* -
## algerba math

Write the next two terms in the pattern. 9, 27, 81, 243, ___, ___

*asked on December 13, 2017* -
## Excel

I need help to convert a birthday in one format to another w/o using the cell formating by using EXTEXT and DATEDIF. example: 901101 -> 1990-11-01

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

Find g'(x) G(x)=9tcos(t^10)dt; intergral from [0 to sqrt(x)]

*asked on December 2, 2017* -
## Math Help!!

Find all points of the graph of y=7x^2+7x whose tangent lines are perpendicular to the line -49y=x

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

Li cut a 6inch piece of string into pieces that are each 1/2 how many string did she get

*asked on November 2, 2017* -
## Math

A faucet is leaking at a rate of 4.2 milliliter per minute. How many gallons of water does the faucet leak per day? Use 1 L = 0.26 gal. Explain how you solved this problem

*asked on October 26, 2017* -
## Chem

Sodium thiosulfate, Na2S2O3, is an important reagent for titrations. Its solutions can be standardized by titrating the iodine released when a weighed amount of potassium hydrogen iodate, KH(IO3)2 (389.912 g/mol), is allowed to react with excess potassium

*asked on October 23, 2017* -
## math

the sales tax in the town where amanda lives is 7%.amanda paid $35 in sales tax on a new stereo.what was the price of the stereo?

*asked on September 11, 2017* -
## Math

How many 1 1/4 foot pieces can you cut from a piece of wood that is 20 ft long

*asked on September 10, 2017* -
## Science

WHat names do we give to portion of the earth form (a) our gaseous environment, (b) our liquid environment, and (c) our solid environment. My answers a. greenhouse gases b. ocean c. land

*asked on August 14, 2017* -
## math

The scale on amount is 2 inches equals 75 feet. On the map a rectangle or park is 8 inches long and 3 inches wide. What is the actual area of the park? Please answer I am confused.

*asked on July 19, 2017* -
## Math

Two trains leave the station at the same time, one heading east and the other west. The eastbound train travels at 85 miles per hour. The westbound train travels at 95 miles per hour. How long will it take for the two trains to be 252 miles apart?

*asked on June 11, 2017* -
## physics

A 500 g mass of Copper at 24°C is placed in contact with another 750g of copper at 84°C. If it is isolated from it surroundings, what will be the final equilibrium temperature of the blocks.

*asked on May 29, 2017* -
## Mathematics

Juice is sold in a rectangular prism measuring 11 cm by 6 cm by 4 cm. A cube is built to hold the same volume. By how much does the surface area decrease? Give answer to 1 decimal place.

*asked on April 19, 2017* -
## Physical Science

At a crime scene, the forensic investigator notes that the 7.0-g lead bullet that was stopped in a doorframe apparently melted completely on impact. Assuming the bullet was fired at room temperature (20°C), what does the investigator calculate as the

*asked on April 4, 2017* -
## Math

Predicted winner in an election for town mayor . Method C: Telephone 100 randomly-chosen voters who live in the town. 54 percent plan to vote for the incumbent mayor. Method D: Telephone 70 people who have lived in the town for more than 25 years. 45

*asked on March 19, 2017* -
## 6th grade math

On a math quiz, Mary scored 3 points for each of the 12 multiple choice questions she answered correctly, and 5 points for each of the 8 free response questions she answered correctly. What was the total number of points Mary scored?

*asked on March 8, 2017* -
## math

There are 3 red balls and 7 blue balls in Bowl A, and 8 red balls and 2 blue balls in Bowl B. Mandy rolls a die and if a prime number is up, Bowl A is selected; otherwise Bowl B is selected. Then Katie draws a ball randomly from the selected bowl. Find the

*asked on February 20, 2017* -
## Physics

A 1140 kg car traveling south at 24 m/s with respect to the ground collides with and attaches to a 2550 kg delivery truck traveling east at 16 m/s.

*asked on February 13, 2017* -
## Probability, Stats

For every 1000 batteries produced by a manufacturer 15 are defective. What is the probability that 100 randomly chosen batteries will have exactly 2 defective batteries?

*asked on January 29, 2017* -
## Chemistry

A gas mixture consists of equal masses of methane (molecular weight 16.0) and argon (atomic weight 40.0). If the partial pressure of argon is 200. torr, what is the pressure of methane, in torr? I am coming out with 443torr, but the listed options are 80.0

*asked on January 22, 2017* -
## Chemistry

A gas mixture consists of equal masses of methane (molecular weight 16.0) and argon (atomic weight 40.0). If the partial pressure of argon is 200. torr, what is the pressure of methane, in torr?

*asked on January 22, 2017* -
## Math

There are 132 people seated in the school auditorium for an assembly. There are 6 rows in the auditorium, each with the same number of seats. If the auditorium is completely filled, how many seats are there in each row?

*asked on December 21, 2016* -
## math

use a arrow notation to write a rule for this translation (2,1) (5,3) (-1,4) ?

*asked on December 6, 2016* -
## language arts

1. which of the following sentence contains a linking verb ? A. Teresa wore her fav shoes today. b. her shoes look really comfortable c. she put them on with striped socks d. Teresa walked for hours without a complaint ! I'm not sure whts the answer , I

*asked on December 4, 2016* -
## math

1. determine which order pair is a solution of y = -5x + 10 A. (-15,5) **** B. (2,0) C. ( -1 , -5 ) D. (3, 25 ) 2.on which of the following lines does the point ( 7,1 ) lie? A. y-5x = 4 B. y=x -10 C. y = -4x +3 *** D. y + -x +8 3.find the slope of the line

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

Four friends contribute sums of money to a charitable organization in the ratio of 2:4:5:7. if the largest amount contributed is $1.40, calculate the total amount contributed used by the four people?

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

Before small batteries were available, carbide lamps were used for bicycle lights. Acetylene gas, C2H2, and solid calcium hydroxide were formed by the reaction of calcium carbide, CaC2, with water. The ignition of the acetylene gas provided the light.

*asked on November 22, 2016* -
## Chemistry

A sample of carbon monoxide was collected over water at a total pressure of 752 torr and a temperature of 15°C. What is the pressure (in torr) of the carbon monoxide?

*asked on November 21, 2016* -
## math-mechanics 1

i solved a)u=2i and b)r=2t+1/2[-0.4(i) 0,2(j)] at c) i don t have idea how to solve At time t = 0, a small boat is at a buoy travelling due east with speed 2 ms−1 . The boat experiences a constant acceleration of (– 0.4i + 0.1j) ms−2 . The unit

*asked on November 21, 2016* -
## math

A girl swims across a river. When she swims in still water, she swims at 1.25 m/s, the river flows parallel to its banks at v m/s. The girl aims to swim upstream at angle θ degrees parallel to the river bank so that her resultant velocity of 1 m/s is

*asked on November 20, 2016* -
## Chemistry

How many milliliters of water at 25.0°C with a density of 0.997 g/mL must be mixed with 165 mL of coffee at 91.0°C so that the resulting combination will have a temperature of 62.1°C? Assume that coffee and water have the same density and the same

*asked on November 15, 2016* -
## Chemistry

Calcium oxide, or lime, is produced by the thermal decomposition of limestone in the reaction CaCO3(s) arrow CaO(s) + CO2(g). What mass of lime can be produced from 2001.2 kg of limestone?

*asked on October 31, 2016* -
## Chemistry

For the reaction HCl + NaOH → NaCl + H2O, how many moles of hydrochloric acid are required to produce 281.0 g of water?

*asked on October 31, 2016* -
## math

At a sports festival half the number of people that chose basketball, chose football. The number of students who chose basketball was a quarter the number of students who chose baseball. There were 84 more students who chose baseball than soccer. How many

*asked on October 29, 2016* -
## Math

Two 2 1/2 inch plastic strips and two 5 1/3 inch plastic strips are used to form a rectangle. What is the Perimeter of the rectangle?

*asked on October 18, 2016* -
## Physics

A 1.55 m tall person lifts a 1.80 kg book off the ground so it is 1.95 m above the ground. A.) What is the potential energy of the book relative to the ground? B.) What is the potential energy of the book relative to the top of the person's head?

*asked on October 16, 2016* -
## Chemistry

In order to determine the concentration of a solution of Carbonic Acid (H2CO3), a sample was placed in a buret and titrated with 0.1132 M Sodium hydroxide. For the carbonic acid, the initial reading was 11.0ml and final reading was 31.0 ml. For sodium

*asked on October 14, 2016* -
## Maths

The sum of 26 and a number equals 3 times the number Have to define a variable ,then write equation

*asked on October 4, 2016* -
## Math

70*20*20

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

Kyle and Andrew decide to make some money by raking leaves in their neighborhood. The houses in their neighborhood each have half acre lawns. Kyle and Andrew each start by raking the leaves from their own yards. Kyle realizes it takes him 3 hours to rake

*asked on September 30, 2016* -
## Physics (Mechanics)

A bat makes contact with a ball 0.8 meters above the ground. The ball then travels with a speed of 22 m/s, moving up. How high does it go?

*asked on September 17, 2016* -
## Psychology

China and Singapore are examples of what type of economies?

*asked on September 12, 2016* -
## Math

Given 800 matches, what is the largest figure in the series(ie what value of n) that you could construct and how many matches would you have left over at the end?

*asked on September 12, 2016* -
## Algebra

Hey! I need some help with this question! I totally forget how to do these types of problems! 1 over 2.75 = 1 over 3.2 - 1 over x ( 1/2.75 = 1/3.2 - 1/x) / = fraction bar

*asked on August 22, 2016* -
## control structures

A store uses the following policy to award discount. If the customer purchases products costing more than ksh 30,000 she is given a discount of 10%, otherwise she is given a discount of 2%. Write a complete C++ program that allows a user to input the total

*asked on August 21, 2016* -
## COM 425

Organizational innovation is a planned and direction change intended to 1) get an advantage over the organization's competition 2) improve the organization's upper hierarchy 3) address problems and improve organizational performance 4) dismantle

*asked on July 29, 2016* -
## Math

Which letter on the number line above represents 6?

*asked on July 27, 2016* -
## Computer science

How is creating a virtual ecosystem similar from the real world?

*asked on May 8, 2016* -
## Msth

The first 10 miles of a taxi ride for free each additional mile cost $0.45 John takes a taxi ride across town and it's a driver $4 write an expression to represent the cost of M miles

*asked on May 5, 2016* -
## Math

The number of blocks has nine in the ones place the numbers in the hundreds place is one more than the number in the tens place there are two numbers equal 11 how many block are there

*asked on April 28, 2016* -
## Algebra

A farmer has 20 acres to plant in wheat and barley. He has to plant at least 15 acres. Wheat costs $200 per acre to plant and barley costs $150 per acre, and the farmer has only $2400 to spend. If the estimated profit of an acre of wheat is $450 and the

*asked on March 24, 2016* -
## Algebra

Bakery has bought 250 pounds of muffin dough. They want to make waffles or muffins in half-dozen packs out of it. Half a dozen of muffins requires 1 lb of dough and a pack of waffles uses 3/4 lb of dough. It take bakers 6 minutes to make a half-dozen of

*asked on March 24, 2016* -
## Algebra

The first group was responsible for making 160 suits while the second group was responsible for making 25% fewer suits in the same amount of time. The first team made 10 more suits each day than the second team and finished its job 2 days before the

*asked on March 22, 2016* -
## Algebra

A tourist traveled on a motorboat against the current for 25 km. And then returned back on a raft. In the boat the tourist traveled for 10 hours less than on the raft. Find the speed of the current if the speed of the motorboat in still water is 12

*asked on March 22, 2016* -
## Algebra

A ship traveled 150 km with the current, and then turned around and traveled back, spending 5h and 30 min on its trip. Find the speed of the current if the speed of the ship in still water is 55 km/hour.

*asked on March 22, 2016* -
## Algebra

A train covered the distance of 400 km between A and B at a certain speed. On the way back it covered 2/5 of the distance at that same speed and then it decreased its speed by 20 km/hour. Find the speed of the train at the end of its journey from B back to

*asked on March 22, 2016* -
## Algebra

An automobile covered the distance of 240 km between A and B with a certain speed. On its way back, the automobile covered half of the distance at the same speed and for the rest of the trip he increased his speed by 10 km/hour. As a result, the drive back

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

The units digit of a two-digit positive integer is 4. If the tens digit and units digit of the number are switched, the new number is 45 less than the original number. What is the sum of the original and the new number?

*asked on March 17, 2016* -
## Algebra 2

Log base 5 of 16 cubed. Times log base 11 of 6 squared. Equals logx.

*asked on March 4, 2016* -
## Algebra

identify the initial amount a and the growth factor b in the exponential function g(x)=14*2^x a=14, b=x a=14, b=2 a=28, b=1 a=28, b=x

*asked on February 29, 2016* -
## English

hi I need help with this. It is a section from the story 'The Sniper' and it is a PEE (Point, Evidence, Explanation) question... PLEASE HELP ME. Here is the question: "The writer says that the sniper's eyes had 'the cold gleam of the fanatic' what does

*asked on February 27, 2016* -
## Math

How do you find the point of intersection(s) for x = 2y2 + 3y + 1 and 2x + 3y2 = 0 A) You cannot find points of intersections for non-functions. B) Plug in 0 for x into both equations and solve for y. Then plug that answer back into the other equation to

*asked on February 12, 2016* -
## physics

A 71.0 kg patient is suspended in a raised hospital bed as shown in the figure. The wire is attached to a brace on the patient's neck and pulls parallel to the bed, and the coefficients of kinetic and static friction between the patient and the bed are

*asked on February 9, 2016* -
## Science

If an astronaut with a tool belt accidentally pushed off from the shuttle, how could the tools in the belt be used to return the astronaut to the shuttle?

*asked on February 2, 2016* -
## Math

What's another way you can write 0.023 (fraction or percent) problem: write 0.023 two different ways

*asked on January 27, 2016* -
## english 1

Which sentence from the passage best supports the conclusion that the author was influenced by Amaterasu?

*asked on January 21, 2016* -
## Math

Find two consecutive odd integers such that the square of the larger is one less than twice the square of the smaller.

*asked on January 12, 2016* -
## Physics

A force F = 119 N acts at an angle α = 31◦ with respect to the horizontal on a block of mass m = 22.5 kg, which is at rest on a horizontal plane. The acceleration of gravity is 9.81 m/s 2 . If the static frictional coefficient is µs = 0.72, what is the

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

7x-3y=41 2x=-5y Solve using augmented matrix What do i do?

*asked on January 4, 2016* -
## Math

$10,000 invested. part at 3% and part at 6% for a period of 1 year. how much was invested in each account if the interest earned in the 6% account was $357 greater than the 3% account?

*asked on December 20, 2015* -
## Math

A candy machine contains 5 times the number of nickels in dimes and is less than 16 the number of quarters. Total value is $12.80. How many are there nickels and dimes? I can't understand what means 5 times the number of nickels in dimes. How do you put

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

90 members of a sport club plays at least one of the game tennis,football and volleyball,10 plays tennis and football,19 play football and volleyball and 29 plays tennis and volleyball.x people plays all the 3 games,while x people each play only one game

*asked on December 8, 2015* -
## Math

A river flows at the speed of v from west to east. How should a man who is at a point A of the southern bank of the river, which is d meters away from the river, and wants to reach a point B on the northern bank of the river, which is 2d meters away from

*asked on December 7, 2015*