Questions Asked on
April 14, 2020

math
Each week Lance drives two routes, route A and route B. One week he drives route A five times and route B twice. He drives a total of 181 miles that week. The week after, he drives route A twice and route B three times. He drives a total of 112 miles that
asked by mboc 
Algebra
If 7 cartons of apple juice and 2 cartons of grapefruit juice cost £6.15 and 5 cartons of apple juice and 8 cartons of gratefruit juice cost £9.19 calculate the cost of 2 cartons of apple juice and 5 grapefruit juice Using Algebraic calculation
asked by Pete 
math
Find the inverse of g(x) = 3x^2  5
asked by Anonymous 
Physics
A small and a large sphere, of mass M and 3M respectively, are arranged as shown on the left side of the figure above. The spheres are then simultaneously dropped from rest. When the large sphere strikes the floor, the spheres have fallen a height H.
asked by Alex 
physics
A 12 V car battery is found to be capable of storing 2.00 kWh of electrical energy. For a certain electric car, it is necessary to develop 1.00 x 104 W of power to drive at 5.56 m/s. (a) Suppose that the car has 10 such batteries which results in 10 times
asked by Anusha 
Math
Sally earns $3200 per month. If 6.2% is withheld for Social Security and 1.45% is withheld for Medicare, how much is withheld for FICA tax each month? Round your answer to the nearest cent
asked by Question 
Math
Write the parametric equations of a line perpendicular to 4x + 8y +7 =0 with the same xintercept as [𝑥,𝑦]=[2,7]+𝑡[−10,3].
asked by Jay 
English
'...whose members share similar attitudes.' what grammatical name is given to the above expression and what is its function.
asked by Stacy 
Science
1. As air gets warmer, _____. a it can hold more water vapor b its relative humidity decreases c its relative humidity increases* d it can hold less water vapor 2. The temperature at which water vapor condenses out of the air is called the _____ point. a
asked by Some Random Person Who Needs Help With Homework 
MATH
The millage rate in an area is 12.43 mills. What is the amount of property tax for a $141,300 house?
asked by HELP 
Math
A passenger car will go 495 miles on 16.5 gallons of gasoline in city driving. What is the rate in miles per gallon?
asked by Anonymous 
Chemistry
How many moles of Al are needed to form 2.43 mol of Al2Br6?
asked by Carol 
archaeology
What has been the significance of a written alphabet to past societies?
asked by alxx 
Math
State two properties of H.C.F by division method
asked by Ali Haider 
Science
Which of the following is alkaline? a. colas b. vinegar c. detergents d. lemon juice I can't figure out whether it would be c., or d. Can you help me out? Thanks!
asked by Anonymous 
Math
4,x,y,32 are in GP, find x,y and the 11th term of the progression.
asked by Mimi 
Math
An organization will give a prize to a local artist. The artist will be randomly chosen from among 3 painters, 7 sculptors, and 12 photographers. What is the probability that the artist chosen will be a painter or a sculptor? Write your answer as a
asked by Madison Kershaw 
Math
From a platform an object is projected vertically into air. Its height, h metres above ground level after t seconds is modelled by equation h=3+20t5t^2. At what height above the ground is the platform from which the object was projected? Calculate the
asked by Gordon 
Science
How to separate salt and sand with natural process
asked by Anonymous 
Math
In a class of 30 students, on average, 6 will be lefthanded. If a class includes 27 "lefties", estimate how many students are in the class.
asked by Anonymous 
math
What are the coordinates of the vertex of the graph? Is it a maximum or a minimum? a. (−2, −1); maximum b. (−1, −2); maximum c. (−2, −1); minimum d. (−1, −2); minimum the graph shows the shape like a U and it's towards the negative area
asked by 𝓜𝓘𝓐 
Math
In an office building, 51 offices are currently being rented. This represents 30% of the total units. How many offices are there in the building?
asked by Anonymous 
Math
Question : Let Vr = (Ur+1)^2  (Ur)^2 , where Ur+1 & Ur denote the r+1th and rth term of a sequence where Ur>0 It is given that Sigma(from r=1 to n) Vr = [ (n2)((2n3)]/ (n^2 + 1) , where n>= 1 and Ur>0 Show that (1/2)
asked by Ashley 
English
compare and contrast between drummer boy of Shiloh and civil war journal
asked by fatmah 
math
The coordinates of points A and B are A(2,3).B(4,5).M is the midpoint of vector AB.Determine the coordinates of point M and the magnitude of vector BM.
asked by lucy 
Math
From a platform an object is projected vertically into air. Its height, h metres above ground level after t seconds is modelled by equation h=3+20t5t^2. Deduce the equation of axis of symmetry Calculate the greatest height the object reaches.
asked by Angel 
History
The Progressive movement was a response to ______. A. European Imperialism and American expansionism overseas B. the effects of rapid industrialization, immigration, and urbanization C. increased governmental involvement in people's lives
asked by beyonce 
Science
Hello, can you please check this? Saving Energy: Things to consider List 3  4 Downsides to LowFlush Toilets  They are more costly (to install).  They clog more easily (which can lead to more money spent on getting that fixed). Except if it's a pressure
asked by ❄ Snowflake ❄ 
Math
A group of 7 friends are sharing an order of 5 pizzas. Each pizza is cut into 8 slices. Explain how you could use different fractions to describe the amount of pizza each friend gets.
asked by Lily 
math
If $400 is invested at an interest rate of 5.5% per year, find the amount of the investment at the end of 12 years for the following compounding methods. (Round your answers to the nearest cent.)
asked by Anonymous 
Calculus and Vectors
Given a = [1,6] and b = [1,2], express the vector c = [5,9] as a linear combination of a and b
asked by 123 
Calculus and Vectors
Given u = [2,5] and v = [6,4], determing u (down arrow) v
asked by test 
math
A single, standard number cube is tossed. What is the probability of getting a 4 or a 5? A. 1 B. 1/5 C. 1/3 D 1/6
asked by anyone? 
Math
How many 3digit numbers that are divisible neither by 4 nor by 6 are there?
asked by Sila 
Math
The sales tax is $46 on the purchase of a dining room set for $920. Find the sales tax rate.
asked by Anonymous 
Algebra
Y=X2+bx+c (the 2 means squared) Y = 16 when x= 0 Y= 0 when x=2 Find the values of b & c
asked by Pete 
Calculus and Vectors
If a=(5,2) and b=(3,1) then which of the following vectors represent 3a2b? a) (9,4) b) (9,8) c) (21,8) d) (21,4)
asked by 45467 
Calculus and Vectors
Let a=(5,2) and b=(3,1), find a (dot) b
asked by Math 
Calculus and Vectors
Let a= (1,2) and b=(2,0). Find 2a+3b.
asked by g 
math
x+11+x1
asked by Anonymous 
Physics
In a pinball game, a compressed spring with spring constant 1.2x10^2 N/m fires an 82 g pinball. The pinball first travels horizontally and then travels up an inclined plane in the machine before coming to rest. The ball rises up the ramp through a vertical
asked by Alex 
biology
Are flatworms a species?
asked by freya 
Physics
A system exhibits simple harmonic motion with a frequency of 0.85 cycles per second. Calculate the acceleration experienced by the mass 3.0 m from the equilibrium point.
asked by Mea 
math
The width of a rectangle is one half its length. The perimeter of the rectangle is 54 cm. What are the width and length of the rectangle?
asked by help 
Math
an automobile gasoline tak holds 80 litres. Gasoline weighs 0.803 g/cm^3. what is the weight of the gasoline in a full tank? Give the answer in kilograms rounded off to the nearest tenth kilogram
asked by anonymous 
Calculus
Is there ever a case where a function can be derived implicitly and explicitly ?
asked by Peopsh8 
English
Is Mr. a contraction of 'mister' or 'master'?
asked by rfvv 
physics
at the moment when a shot putter releases a 5 kg shot, the shot is 3 m above the ground and travelling at 15 m/s. it reaches a maximum height of 14.5 m above the ground and then falls to the ground. if air resistance is negligible, what was the potential
asked by Anusha 
math
Rationalize the denominator and simplify:4 square root 5+3square root 2 divide 2square root 2square root 5
asked by lucy 
Maths
Two people depart from the same spot.One traveling North at at 5 ft per second and one traveling East at 1 ft per second.How fast are they separating from each other after 5 seconds?
asked by William 
Maths
(3x³)²÷9×³
asked by Siphiwo 
English
1. Mr. is a shortened form of mister. You use Mr. before a man's name, usually the last name or the full name. [Simple Wikepedia] 2. Mr. [Wikipedia] Mister, usually written in its abbreviated form Mr. (US) or Mr (UK), is a commonly used English honorific
asked by rfvv 
Math
The surface area of a soft drink with cylindrical shape is given by a formula SA=2×pi×r(r+h), where r cm is radius of can and h cm is the height. The height of a can of wood finish is 5 cm and its surface area is 250cm^2 Substitute values into formula to
asked by Angel 
math
which is a set of collinear point A G,H,I B L,H,I C G,H,J D G,I,J
asked by covid 19 
Social studies
which of the following contributed to suburban growth? a.telivion b.highways c.airplanes d.appliecises **my awnser
asked by ms.mibrett 
Math
Ramey recorded the favorite sport of students at his school. Football is 44%, Baseball 15%, Basketball 20%and Tennis 20% .What decimal is Baseball? ( Hint: move 2 places to the left)
asked by A 
Math
I live in a building with 23 units of which 14 are owner occupied and 9 are renters what is the formular in percecentage to owners and renters ?
asked by Paul 
English
Okay I went over and revised my writing again and had it read out loud to me. I change some sentences all together. The question I answered was: Batman. Spiderman. Superman. These characters often come to mind as heroes. But what about everyday people?
asked by happy apple 
statistics
As in an earlier exercise, we assume that the random variables Θ and X are described by a joint PDF which is uniform on the triangular set defined by the constraints 0≤x≤1 , 0≤θ≤x . a) Find an expression for the conditional mean squared error of
asked by Ken 
physics
a lightning bolt has a charge of about 5.0 C. How many excess electrons are present?
asked by Anonymous 
Maths
The sum of the digits of a two digit number is 9. If the digits are reversed, the number is 63 more than the original. Find the number
asked by Anonymous 
Science
Budding and Binary fission are alike in that both:
asked by Goldfish 
HISTORY
Which of the following applies to the growth of cities at the turn of the twentieth century? A. Rural migrants found few job opportunities in the cities. B. Many workers lived in crowded and unsanitary tenements. C. Most homes had running water and indoor
asked by beyonce 
math
Sales of Scooters * tt lc. E H o o) o!c 5000 4000 3000 2U)O 1000 0 .Ian Feb Mar Apr Months The mean monthly sale for the period' January to April, is $3 OOO. (a) Calculate the TOTAL sales for the periodG) Compleie the diagrern by drawing the bar for the
asked by yahya 
Math
How do I do arrays and an expanded algorithem please help not getting it 4th grade student
asked by Zoey 
History
What destroyed the confederation Tecumseh had built? A. Tecumseh’s death B. Canadian losses in York C. U.S. control of Lake Erie D. U.S. victory at the Battle of Horseshoe Bend
asked by Hannah 
Calculus/Vectors
Given a = [2,7], b = [1,1], and c = [2,1], determine a*(b+c)
asked by Soccerkid 
science
The moon orbits around the earth, which rotates on its own axis. What is the result?
asked by tay 
Math
PLEASE HELP ASAP: Suppose that 48 out of every 120 students at Independence like to dance. And, of the people who like to dance, 3 out of 5 plan to enroll in the Dance Class for next Fall. Based on these ratios, if you survey 500 students at IHS, how many
asked by candace 
Calculus
f(x)=cos(x^2)+2sin(x) [1,3.5] Find the three roots of f'(x) on the given interval
asked by Anonymous 
math
James has 10 shirts in his drawer: 3 red, 2 black and 5 white. He has 6 pairs of shorts in his drawer: 3 black, 1 blue, and 2 khaki. What is the probability that a shirt and a pair of shorts chosen at random are both black? ______________________
asked by Trineddie 
statistics
Suppose that Θ , X1 , and X2 have zero means. Furthermore, Var(X1)=Var(X2)=Var(Θ)=4, and Cov(Θ,X1)=Cov(Θ,X2)=Cov(X1,X2)=1. The LLMS estimator of Θ based on X1 and X2 is of the form Θˆ=a1X1+a2X2+b . Find the coefficients a1 , a2 , and b . Hint: To
asked by Ken 
math
Why is it important to include both a number and a unit when describing a measure? Please help I can't think of anything!!! :(
asked by Andrea 
biology
With which body system, do you FEEL hot and cold?
asked by carmella 
math
Find the equation for each tangent line to the curve x^2  sin y = y+4 where y=0.
asked by Amy 
Civics
a company fires an employee for campaigning for candidates during her own time away from work. The employee files a civil case against the company . A judge rules that the company policy is unconstitutional . What power has the judge used? A judicial
asked by Bip 
Social studies
1. Describe feudal Japanese society. What were the roles of shoguns, samurai, daimyo, and peasants? 2. Compare and contrast the Chinese government bureaucracy under the Tang and Song dynasties. How was it similar? How did it differ? 3. Choose one of the
asked by Connexus Student 
math
A game involves spinning this spinner. What is the probability of the pointer landing on G? Spinner: (I'm going to start from the left half of the middle, on the bottom.) R, R, R, R, B, B, G, Y A. 1/8 B. 5/8 C. 1/2 D. 3/8
asked by anyone? 
Physics
Two spacecratfs from different nations have linked in space and are coasting with their engines off, heading directly toward Mars. The spacecrafts are thrust apart by large springs. Spacecraft 1, with a mass of 1.9x104 kg, then has a velocity of 3.5x103
asked by Mea 
math
four friends were playing a card game where the smallest number wins. Friend 15 friend 18 friend 12 friend 9 who won the game
asked by hailey 
biology
Most cancer cells have ____ number of divisions. a) unlimited b) 100,000 c) 10 d) 100
asked by Ana 
Algebra
75g^9 Simplify. Assume g is greater than or equal to zero
asked by carmella 
Math
Solve the equation b/6 = 3 A: 18 B: 18 C: 1/2 D: 1/2
asked by Danii 
math
what is 2*5/12?
asked by sad 
Science
which soil layer contains the most humus ? (1) A horizon (2) B horizon (3) C horizon (4) D horizon
asked by Zakbets 
Calculus and Vectors
A 200 N mass is supported by two wires that make angles of 54 degrees and 67 degrees with the ceiling. Determine the tension in each wire.
asked by help123 
Science
A species that influences the survival of many other species in an ecosystem is called what
asked by Lily 
math
Determine the equation for the parabola with roots 2 + √5 and 2 − √5 and passing through the point (2,5).
asked by ar 
math
A calcium ion has 20 protons and 18 electrons. Each proton has a +1 charge and each electron has a 1 charge. What is the charge of the calcium ion?
asked by robin 
Calculus and Vectors
A plane flies on a heading of N50 degrees East at a constant speed of 450 km/h. If the velocity of the wind is 70 km/h on a bearing of S30 degrees East, what is the velocity (speed and direction) of the plane with respect to the ground?
asked by 45467757885 
Physics
A 109.8 cord has an equilibrium of 2.27 m. the cord is stretched to length of 8.09 m then vibrated at 52.7 hertz. what is the spring constant
asked by Kiran 
physics
a box of lollipops accidentally falls from the back of a truck and hits the ground with a speed of 15 m/s. it slides along the ground for a distance of 45 m before coming to rest. a)the time it takes to slide the last 10.0 meters
asked by Kaleb Aron 
History
“General, I have been a soldier all my life. I have been with soldiers engaged in fights by couples, by squads, companies, regiments, divisions, and armies, and should know, as well as any one, what soldiers can do. It is my opinion that no fifteen
asked by Anonymous 
Civics
Which of the following is judicial interpretation? A.determining what the law means in a specific case B.following the law, regardless of one’s personal views C.imposing one’s own personal views on what the law should be D.using the principles of due
asked by Manny 
Math
How would i respond to this question? Estimate the circumference of the circle with the given radius or diameter. Use 3.14 for n. round to the nearest unit. i need help and answers
asked by Chill turtle 
Math
Fibd dilation factor of a transformed parabola, when vertex 3, 30 and x intercepts 0,0 and 6,0
asked by Angel 
Math  Ratios
Suppose that 48 out of every 120 students at Piedmont like to dance. And, of the people who like to dance, 3 out of 5 plan to enroll in the Dance Class for next Fall. Based on these ratios, if you survey 500 students at Piedmont, how many students would
asked by Audrey 
world history
CHECK MY ANSWERS 1. Which best describes the sequence of events in Hitler’s campaign against the Jews of Germany? A.persecution begins, Nuremberg Laws issued, concentration camps created, death camps created B. Nuremberg Laws issued, persecution begins,
asked by 𝓜𝓘𝓐 
physics
A hockey puck B rests on frictionless, level ice and is struck by a second puck A, which was originally traveling at 40.0 m/s and which is deflected 30.0° from its original direction. Puck B acquires a velocity at a 45.0° angle to the original direction
asked by david 
math
what is 2+1001100+25700+700*2/20
asked by Phoebe 
Science
If the Rvalue is higher, than does it mean that the insulation keeps in more heat? I'm confused about what the Rvalue is. I need to plan out the insulation plan for a community centre.
asked by ❄ Snowflake ❄ 
math
a technician measures the weights of some objects as 12.30z, 9.6 oz, 7.4oz, 11.6oz, 9.2oz, 13.0z, and 8.4oz. Find the total weight in pounds and ounces.
asked by anonymous 
science
why does an underwater swimmer hears an approaching motorboat before a swimmer on the surface does?
asked by nawra 
Chemistry
If 197.1 mL of SO3 is collected (measured at 324 K and 52.6 mmHg) what is the percent yield of the reaction?
asked by Kelvin 
Calculus
f(x) = − cos(x^2) + 2sin(x) How to find critical points, absolute max, and absolute min of f(x) on the interval [1,3.5]?
asked by Anonymous 
math
megan spent 1/4 of her money on a pair of shoes
asked by Anonymous 
Statistics
roll 2 standard dice and add the numbers. what is the probability of getting a number larger than 8 for the first time on the third roll?
asked by Fatima 
physics
An object with a charge of 2.3 space x space 10 to the power of negative 6 end exponent C and an object of charge negative 4.2 space x space 10 to the power of negative 6 end exponent are .30 m apart. Calculate the magnitude of the force.
asked by basel 
Algebra
x^2+25=0
asked by Sam 
Stats
A simple random sample of size n equals=3737 is obtained from a population with μ equals=6969 and σ equals=1515. (a) What must be true regarding the distribution of the population in order to use the normal model to compute probabilities involving the
asked by Ray 
math
For all points on the curve x^2  siny=y+4 where y=pi/2, is the curve concave up or concave down? Why?
asked by Amy 
Stats
Hello please help.. The owner of a computer repair shop has determined that their daily revenue has mean $7200 and standard deviation $1200. The daily revenue totals for the next 30 days will be monitored. What is the probability that the mean daily
asked by Ray