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August 20, 2014

Search: Traveling at r kilometers per hour for t hours, a driver will travel (r)(t) kilometers. How far will Danny travel in 4 hours at a speed of 99 kilometers per hour?

Number of results: 32,163

physics
Use the fact that the speed of light in a vacuum is about 3.00 108 m/s to determine how many kilometers a pulse from a laser beam travels in exactly 4.9 hour(s)
August 23, 2011 by Anonymous

physics
Use the fact that the speed of light in a vacuum is about 3.00 108 m/s to determine how many kilometers a pulse from a laser beam travels in exactly 4.9 hour(s)
August 23, 2011 by Anonymous

math
tom was paid $4.50 per hour for painting a fence and $ 6.50 per hour for mowing grass. He worked 7 hours and earned $39.50. How many hours did it take him to paint the fence/
September 2, 2010 by mi

Precalculus/Trigonometry
How can I write a polynomial equation for this problem and draw a labeled diagram? A developer wants to build homes on a rectangular plot of land 4 kilometers long and 3 kilometers wide. In this part of the city, regulations require a greenbelt of uniform width along two ...
October 27, 2007 by Amanda

Math
Manny is a plumber and charges $50 when he visits a client and $30 per hour for every hour he works. His bill can be expressed as a function of hours, x, with the function f(x)= 50 +30x. Which statement explains the meaning of the inverse of the function? A)Total bill as a ...
July 23, 2008 by Haru

Algebra
Two cars start at the same point at Alexandria, verginia, and travel Ans 50mph, 55mph 2 opposite directions. One car travels 5 miles per hour faster than the other car. After 4 hours, the two cars are 420 miles apart. Find the speed of each car.
March 28, 2013 by Lora

Physical Science
An object travels 6m in the first second of travel, 6m again durning the second second of travel, and 6m again druning the third second. It acceleration in meters per second per second(M/S2) is
October 25, 2009 by Caitlyn

algebra
for a question like: car A was traveling at 25miles/hour for 3 hours. Car B was traveling at 30mph for 6 hours. When will they meet?
May 27, 2008 by jenny

Math
A car travelling at 25 km per hour and gets 5 km per litre of gasoline, how long can the car travel on 20 litres of gasoline?
May 13, 2008 by Kristina

math
the distance between new york city and boston is 189.9 miles as the bird flies.how far is it in kilometers?
September 5, 2012 by allison

college algebra
a bus driver wants to average at least 40 miles per hour on a 70 mile trip. if the first 35 miles takes the driver 1 hour what should be the lowest average speed for the second 35 miles?
October 17, 2010 by matt

math
If Sue worked 6 3/4 hours on Monday, 4 hours on Tuesday, 7 3/4 hours on Wednesday, 8 hours on Thursday, and 5 1/2 hours on Friday, calculate her weekly wage at $7.20 per hour.
April 8, 2014 by justin

physics
A sailboat is sailing north on a lake parallel to the shore with a speed of 12 kilometers per hour (km/hr). If a man walking south along the shore has a speed of 4 km/hr, what is the northerly speed of the sailboat relative to the man?
March 24, 2011 by jill

physics
a bus moving at 20m/s slows at a rate of 4m/s each second. how far does it travel while braking. i found the time which was 5 seconds. A car accelerates from rest at a rate of 5 m/s/s for a period of 4.2 seconds and then moves at a constant speed for 8 seconds more. how far ...
January 21, 2009 by Kennedy

English
1. I'm going to travel in Europe this summer vacation. 2. I'm going to travel to Europe this summer vacation. (What is the difference between the two setences? Are "travel in," and "travel to" interchangable?)
December 16, 2009 by rfvv

Math
6. Columbus' ships covered approximately 144 miles a day. How many miles would they have traveled in nine days? What was the average speed per hour? If there were two days when the weather did not permit movement, how many miles a day would they have to travel to make up the ...
March 31, 2014 by Sue

Algebra
The time, t, required to drive a certain distance varies inversely with the speed, r. If it takes 7 hours to drive the distance at 55 miles per hour, how long will it take to drive the same distance at 65 miles per hour? • about 6.25 hours • about 385.00 hours • about 5.92 ...
May 4, 2014 by Sandra

Math Algebra 1
suppose you ca work a total of no more than 20 hours per week at your 2 jobs. baby-sitting $5 per hour, and your cashier job pays $6 per hour. you need to earn at least $90 per week to cover your expences. question : write a system of inequalities that showas the various ...
January 4, 2010 by Briana

Chemistry
A bug is observed to travel 72 cm in 7.5 seconds. What is the bug's speed in miles per hour?
September 11, 2012 by L

Math
19. A family takes a car trip. They travel for an hour at 80 km/h and then for 2 hours at 40 km/h. Find the average speed. (Hint, Remember to consider the total distance and the total amount of time.)
April 26, 2013 by June

Math
The ocean covers about 71% of the Earth's surface. If the total surface area of the Earth is about 510 million square kilometers, how many square kilometers are covered by the ocean? 362.10
November 30, 2010 by Hayley

math
Many of the immigrants settled on farm land and they had to drive to town for supplies. One farmer drives to town at 36 miles per hour and returns at 48 miles per hour. If his total driving time is 3 ½ hours, how far is his farm from town?
November 21, 2011 by tiffany mccormick

math
Many of the immigrants settled on farm land and they had to drive to town for supplies. One farmer drives to town at 36 miles per hour and returns at 48 miles per hour. If his total driving time is 3 ½ hours, how far is his farm from town?
November 21, 2011 by tiffany mccormick

maths
Two cyclists start biking from a trail's start 3 hours apart. The second cyclist travels at 10 miles per hour and starts 3 hours after the first cyclist who is traveling at 6 miles per hour. How much time will pass before the second cyclist catches up with the first from the ...
February 20, 2010 by thommini

MATH 112
two planes leave an airport at the same time. Their speeds are 320 miles per hour and 380 miles per hour. If the angle between their courses is 112 degrees, how far apart are they after two hours? (The hint is using the law of cosines)
November 20, 2012 by diego sanchez

math
A boat travels down the river in 2.6 hours. The return trip up river takes 3.9 hours. A one way trip down or up river is a distance of 21 miles. If the boat is traveling at maximum speed, what is the boats speed measured in waters with no current? You need to use systems to ...
December 7, 2012 by Anonymous

math
A boat travels down the river in 2.8 hours. The return trip up river takes 3.8 hours. A one way trip down or up river is a distance of 24 miles. If the boat is traveling at maximum speed, what is the boats speed measured in waters with no current? You need to use systems to ...
December 9, 2012 by Anonymous

Science
If you are traveling 93,000 miles per second, and you needed to travel 620 trillion miles, how long would it take you?
November 19, 2013 by Harold

Math
Mark and Sandy are participating in a Bike-a-Thon for charity. Mark oversleeps, so Sandy gets a one hour head start and bikes at a speed of 12 miles per hour. To catch up to Sandy, Mark decides that he needs to bike at a speed of 15 miles per hour. 1. Make a chart that shows ...
November 12, 2013 by Jerald

Math
write a function. f(x), that represents the cost of renting a car for x days with a total of 80 kilometers if there is a fixed charge of $17 per day and a charge of $0.35 per kilometer.
October 20, 2011 by Cortney

Functions
write a function. f(x), that represents the cost of renting a car for x days with a total of 80 kilometers if there is a fixed charge of $17 per day and a charge of $0.35 per kilometer.
October 20, 2011 by Cortney

math
last week Coughy worked 4 hours more than Achewy. she also worked twice as many hourse as Pokey. altogether, they earned $252. if couphy earns $6.50 per hour, Achewy earns $9 per hour, and Pokey earns $5 per hour, find the number of hours that each worked.
June 6, 2012 by Josh

Physics
1. A car is traveling at 85km/h, find the following: A) Its speed in m/s u = 85km/h = 85km/h * 1000m/km/ 60s/min * 60min/m/h = 85000/ 3600 = 23.61 ANS = 23.61m/s B) How many meters will it travel in 8 seconds = 23.61m/s * 8s ANS = 188.88m C) How long (in seconds) will it take ...
June 5, 2013 by DANNY

math
andys average driving speed for a 4-hour trip was 45 miles per hour. during the first 3 hours he drove 40 miles per hour. what was his average speed for the last hour of his trip? The trip length was 4 x 45 = 180 miles. He went 3x40 = 120 the first three hours. How many miles ...
April 28, 2007 by anonymous

Algebra II
The problem states: Saturn is approximately 1.4x 10 to the 9th power kilometers from the Sun. If light travels at approx. 3.0 x 10 to the 5th power kilometers per second, how long does it take light from the Sun to reach Saturn? Express your answer in scientific notation. The ...
February 3, 2008 by Lucy

physics
Background knowledge: For cars traveling along dufferin,the speed is 60km/h. The distance to cross the intersection is 34m. Assume the length of a typical car is 4.5m. For safety reasons, the Ministry of Transportation recommends that vehicles stop with an acceleration no ...
July 12, 2014 by saarah

algebra
the formula d=(square root)12,800+h^2 gives the distance d in kilometers to the horizon from a satellite h kilometers above Earth.Find the distance to the horizon to the horizon from a satellite 4200 km above Earth. Round to the nearest kilometer. PLEASE HELP ME
December 6, 2012 by alexis

Algebra
Shoreline Travel operates a 3hr paddle boat cruise on the Missouri River. If the speed of the boat in still water is 12 mph, how far upriver can the pilot travel against a 5 mph current before it is time to turn around?
May 24, 2014 by Kgk

math
Anthony plans to ride 175 km on his bike and Samantha plans to ride 250 km. They both plan to complete their journeys in a whole number of days. a) How many kilometers could each person travel if they both ride the same number of kilmeters each day? b) Howmany days will each ...
September 9, 2009 by Van

physics
If the pelican was traveling at the same speed but was only 2.3 m above the water, how far would the fish travel horizontally before hitting the water below? Answer in units of m
October 14, 2012 by Anonymous

physics
If the pelican was traveling at the same speed but was only 2.3 m above the water, how far would the fish travel horizontally before hitting the water below? Answer in units of m
October 15, 2012 by Anonymous

Math
Bob's frog can travel 6 inches per jump, Kim's frog can travel 9 inches, and Jack's frog can travel 13 inches. If the three frogs start off at point 0 inches, how many inches will it be to the next point that all three frogs touch?
February 27, 2010 by Tasha

math
a vehicle uses 1 tablespoon of gasoline to drive 125 yard how many miles can the vehicle travel per gallon? a model airplane flies 18 feet in 2 seconds what is the planes speed per miles an hour? how do i do these
October 21, 2010 by courtney

Physics
If a tern travels 3.20 x 10^4 km south in 122 days, what is its average velocity in kilometers per day?
September 14, 2009 by NoNo100

Physics
If a tern travels 3.20 x 10^4 km south in 122 days, what is its average velocity in kilometers per day?
September 14, 2009 by NoNo100

math
The ocean covers about 71% of the Earth’s surface. If the total surface area of the Earth is about 510 million square kilometers, how many square kilometers are covered by the ocean?
March 28, 2013 by Anonymous

Mathematics
Q1.A man earn $1200 and spends $450 per month.Find ratio of (a)His income to his expenditure and (b)His savings to his income Q2.An open water tank with length 20 cm and width 15 cm holds 4.8 liters of water.calculate the height of the water level tank and the total surface ...
May 14, 2011 by Envy Green

Algebra
A furnace repair service charged a customer $80 for parts and $65 per hour worked. The bill totaled $177.50. About how long did the repair technician work on the furnance? A. 0.5 hour B. 1.5 hours C. 2 hours D. 47.1 hours
May 8, 2014 by Anonymous

Quantitative methods
Hostis sent a car company charges 45 dollars per day plus 40 cents per mile for a compact car, and gasoline costs 1.19 dollars per gallon. If the car gets 25 miles per gallon of gasoline, how many miles can the driver travel each day on a budget of 100 dollars
March 3, 2012 by Anonymous

algebra
You can work a total of no more than 34 hours per week at your two jobs. House cleaning pays $8 per hour and your sales job pays $6 per hour. You need to earn at least $245 per week to cover your expenses. Write a system of inequalities that shows the various numbers of hours ...
February 4, 2010 by ben

8th grade math
One of your friends is heading north for the Christmas holiday and the other friend is heading south. If when they start, they are 1029 miles apart and one car is traveling at 53 miles per hour, and the other 45 miles per hour, how many hours before the two cars pass each other?
December 14, 2011 by stella

Physics
use the face that the speed of light in a vacuum is about 3.00 x10^8 m/s to determine how many kilometers a pulse from a laser beam travels in exactly eighteen hours
September 8, 2011 by John

math/algebra
Can I get help in solving these problems using the linear system of elimination. 4x - 5y =22 x + 2y = -1 2x - 3y = 16 3x + 4y = 7 Word Problem: During the summer, you want to earn at least $150 per week. You earn $10 per hour working for a farmer and you earn $5 per hour ...
March 12, 2009 by JAY10

Trig
Nathan and Julia are walking along lines that form a 38 degree angle. If Nathan walks at 3.6 miles per hour and Julia walks at 4.1 miles per hour, how far apart will they be after 2 hours?
May 10, 2010 by MEGGG!!!

maths
A party of bush walkers have an average speed of 50km/minute and walk for 4 hours on a bearing of 231°T. they then walk for 6(1)/(3) hours on a bearing of 117°T. Find a.How far are they from bas e camp? b. The bearing they must travel along to get to base camp
March 15, 2011 by Tammy

precalculus
an airplane flying at 550 miles per hour has a bearing of N 52(DEGREES)E. After flying 1.5 hours, how far north and how far east has the plane traveled from its point of departure?
March 11, 2010 by sara

Physics
On a dry road, a car with good tires may be able to brake with a constant deceleration of 4.17 m/s2. (a) How long does such a car, initially traveling at 22.4 m/s, take to stop? (b) How far does it travel in this time?
March 9, 2011 by john

physics
On a dry road, a car with good tires may be able to brake with a constant deceleration of 3.31 m/s2. (a) How long does such a car, initially traveling at 28.2 m/s, take to stop? (b) How far does it travel in this time?
March 10, 2011 by john

Science
A pelican flying along a horizontal path drops a fish from a height of 125 m while traveling 40 m/s. How far does the fish travel horizontally before it hits the water below?
November 17, 2013 by John

physics
A car travels along a roadwith a speed of v=25 m/s (about 50 mi/h). The coefficient of kinetic frictionbetween the tires and the pavement is mu k=.55. a). If the driver applies the brakes and the tires "lock up" so that they skid along the road, how far does the car travel ...
September 23, 2010 by Holly

3 questions Math
18. What is the simpler form of the following expression? (6x^3 - 1x +1) divided by (2x + 1) -3x^2 + 2x - 1 3x^2 - 2x + 1 -3x^2 + 2x - 1 3x^3 + 2x - 1 19. Solve the equation. 1/2x + 14 - 9/x + 7 = -6 x = - 101/12 x = 101/12 x = - 67/12 x = 67/12 20. The time t required to ...
June 13, 2014 by This Girl

pre-algebra
A) light travels at approximately 186,000 miles per second. approximately how far will it travel in 1 minute? express your answer in scientific notation B) the sun is approximately 93,000,000 miles from the earth. about how long does it take light to travel from the sun to the...
November 13, 2008 by Extra homework

Economics
Asher is a stay at home dad who provides math tutoring for extra cash. At a wage of $30 per hour, he is willing to tutor 5 hours per week. At $45 per hour, he is willing to tutor 6 hours per week. Using the midpoint method, the elasticity of Asher’s labor supply between the ...
September 21, 2009 by Jon

math
riding her bicycle, terry averages 9.5 miles per hour. how far could she go in 2 2/3 hours?
January 23, 2014 by Matt

physics
1. An object traveling at a constant speed of 22m/s begins to experience a force of 15N in the opposite direction of its motion. (Hint given: Start by finding objects acceleration) a. How long will it take for the 8kg object to come to a complete stop once it experiences the ...
June 21, 2011 by molly

Calculus. please helppp!!
1) Two cars travel in the same direction along a straight road. The figure below shows the velocity, V, of each car at time t. Car B starts 3 hours after car A and car B reaches a maximum velocity of 40 km/hr. a. For approximately how long does each car travel? Car A: ...
March 13, 2012 by JJ

travel agency
hi, can anybody help me for my project...strength and weaknesses of a travel agency ....like any travel agency you know please help tnx
May 22, 2011 by resisster

Cost accounting
If a company has that following information available for October when per unit@4.50 per pound, labor 5.0 hours per unit@10.25 per hour, Actual: material purchased 12,300 pounds @$4.25, material used 11,750 pounds 17,300 direct labor hours@10.20 per hour, what is the labor ...
October 25, 2009 by Danny

Math
20. The time t required to drive a certain distance varies inversely with the speed, r. If it takes 2 hours to drive the distance at 67 miles per hour, how long will it take to drive the same distance at 55 miles per hour? a. about 1.64 hours b. about 134.00 hours c. about 2....
May 23, 2014 by Anonymous

College algebra
A person is driving a car on a straight road. The graph shows the distance in y miles that the individual is from home after x hours. the graph has the following points (1, 40) and (3, 90) Find the slope intercept of the line y = ____x + ______ How fast is the car traveling? ...
December 6, 2010 by Lee

math
If a tsunami is traveling at the speed of 500 miles per hour across the Pacific, how far has it gone in 15 minutes?
August 27, 2007 by n'dea

Economics/Calculus
Asher is a stay at home dad who provides math tutoring for extra cash. At a wage of $30 per hour, he is willing to tutor 5 hours per week. At $45 per hour, he is willing to tutor 6 hours per week. Using the midpoint method, the elasticity of Asher’s labor supply between the ...
September 21, 2009 by Jon

my pre-algebra questions
A) light travels at approximately 186,000 miles per second. approximately how far will it travel in 1 minute? express your answer in scientific notation B) the sun is approximately 93,000,000 miles from the earth. about how long does it take light to travel from the sun to the...
November 13, 2008 by NObody answers

math
Kate drove from Amesville to Barstow at an average speed of 60 km per hour. Tyler drove the same route at an average speed of 80 km per hour. 1. If the distance from Amesville to Barstow is 40 km, how much less time did it take Tyler to make this trip than Kate. 2. Suppose it ...
March 13, 2011 by randie

algebra
Please I'm stuck!!!!! A person is driving a car on a straight road. The graph shows the distance in y miles that the individual is from home after x hours. the graph has the following points (1, 40) and (3, 90) Find the slope intercept of the line y = ____x + ______ How fast ...
December 6, 2010 by Lee

math
A drivers distance varies directly as the amount of time traveled. After six hours, a driver had traveled 390 miles. How far had the driver traveled after 4 hours?
January 10, 2013 by help

math
Mack’s hourly wage is raised from $12.10 per hour to $13.35 per hour. He works 40 hours per week. How much more does he earn per week at this new rate?
November 1, 2011 by Anonymous

Physics
An automobile is traveling 65 km/hr. It brakes decelerate it 6.o m/s^2. a) How long will it take to stop the car? b) How far will the car travel after the brakes are applied?
November 3, 2010 by may

8th grade
A) light travels at approximately 186,000 miles per second. approximately how far will it travel in 1 minute? express your answer in scientific notation B) the sun is approximately 93,000,000 miles from the earth. about how long does it take light to travel from the sun to the...
November 13, 2008 by 8th grade

trig
Two Airplanes leave an airport at the same time on different runways. One flies on a bearing of N66degreesW at 325 miles per hour. The other airplane flies on a bearing öf S26degreesW at 300 miles per hour. How far apart will the airplanes be after 2 hours?
January 6, 2014 by nina

physics
a car is traveling at 40.0 m/s. the drivers sees an emergeny ahead and 0.50 s later slams on the brakes. the acceleration of the car is -4.0 m/s^2. a. what distance will the car travel before it stops? b. if the driver was able to apply the brakes instantaneously without a ...
September 30, 2007 by jel

Algebra
An air plane can travel 560 miles per hour with the wind and 480 miles per hour against the wind. Determine the speed of the plane in still air and the speed of the wind.
March 28, 2013 by Lora

Math
An alien rocketship is traveling at a speed of 2,500,000 feet per minute. At this speed, how many miles will it travel in 1 second? Round to the nearest thousandth.
February 20, 2012 by Harry

SCIENCE
ON A PLANET IN THE YEAR 2000 YOU ARE OBSERVING AMERICA'S BICENTENNIAL CELEBRATION IN BOSTON, MASSACHUETTS. HOW MANY LIGHT YEARS AWAY ARE YOU FROM EARTH. HOW FAR ARE YOU IN KILOMETERS
February 7, 2008 by Chelsee

math
How long will it take a bus traveling at 60 miles per hour to overtake a car traveling at 40 mph if the car had a 1.5 hour head start?
October 6, 2009 by Michelle

Physics
A car traveling at 10 m/s accelerates at 2.03 m/s2 for 11 seconds. To the nearest meter how far does it travel? To the nearest tenth of a m/s, what is the final velocity of the car in the previous problem?
July 8, 2010 by Me

physics
Car A travels at a speed of 15m/s and is 200 m ahead of Car B traveling in the same direction at 20 m/s. How far will Car B travel before cathing Car A.
September 9, 2010 by Mike

Physics
A car traveling at 14 m/s accelerates at 2.11 m/s2 for 14 seconds. To the nearest meter how far does it travel? To the nearest tenth of a m/s, what is the final velocity of the car in the previous problem?
January 24, 2012 by Julie

Physics
A car traveling at 34.7 m/s and barkes with an acceleration of -3m/s^2 for 5 secons. How far does the car travel during the acceleration and what is the final velocity? I really need help on these bad!
September 17, 2012 by Kristen Help!!!! Please!

quantitative analysis
The city of New Berlin is considering making several of its streets one-way. What is the maximum number of cars per hour that can travel from east to west?
June 8, 2011 by faye

math
juan travels at the rate of 30miles per hour for 4 hours. He then return over the same route in 3 hours.What was his average rate for the return trip in miles per hour a-22 1/2 b-34 2/7 c-35 d-36 e-40 answer: f-40
September 1, 2010 by AnOnYmOuS1

Math
If Sally can paint a house in 4 hours, & John can paint the same house in 6 hours, how long will it take for both of them to paint the house together? ' I am having trouble remembering how to set up the equation? Amount of work accomplished = (Rate of work) x time The rates of...
March 5, 2007 by Katie

Physics
A car is travelling along a highway with a speed of 25 m/s when the driver sees an obstruction 1.80*10^2 m directly ahead. It takes the driver 0.80s to react and begin braking. a) How far does the car travel before it begins to slow down? b) How long will it take the car to ...
March 4, 2013 by Mike

algebra
I need help with a word problem. Trains A and B are traveling in the same direction on parallel tracks. Train A is traveling at 60 miles per hour and train B is traveling at 70 miles per hour.Train A passes a station at 6:10 A.M. If train B passes the station at 6:22 A.M., ...
March 18, 2008 by Casey

trig
An airplane flying at 600 miles per hour has a bearing of 152 degrees. After flying for 1.5 hours, how far north and how far east will the plane have traveled from point of departure?
June 30, 2011 by Anonymous

Math
How many cubic kilometers of water reside within groundwater? How many more times abundant is groundwater than water on land? These are the figures. Groundwater = 8.4 (Each unit is one million cubic kilometers x 1,000,000 km3) Water on land = 0.2
July 25, 2010 by LISAJ

math
How far will a migrating duck fly in 7 hours at an average speed of 21 miles per hour
January 10, 2013 by jasmine

algebra
chuck and dana agree to meet in florida for the weekend. Chuck travel 152 miles in the same time that Dana travels 132 miles. If chuck rate of travel is 5 mph more than Dana and they travel the same length of time, at what speed does chuck travel
February 12, 2014 by beverly

Algebra
During a hurricane evacuation from the east coast of Georgia, a family traveled 260 miles west. For part of the trip, they averaged 70 mph, but as the congestion got bad, they had to slow to 20 mph. If the total time of travel was 9 hours, how many miles did they travel at the...
October 9, 2011 by Leslie

MATH
Imagine that the grid lines on a coordinate grid are streets and that the distance between two points must be measured by the number of “blocks” a taxicab would have to travel horizontally and vertically to get from one point to the other. The sum of the horizontal and ...
September 15, 2009 by Anonymous

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