05/15/16

With 51 gallons of fuel in its tank, the airplane has a weight of 2180.5 pounds. What is the weight of the plane with 26 gallons of fuel in its tank?
Suppose that the weight (in pounds) of an airplane is a linear function of the total amount of fuel (in gallons) in its tank. When graphed, the function gives a line with a slope of 5.5. See the... more
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05/15/16

A train running with 7/11 of its own speed reached a place in 22 hours how much time could be saved i
A train running with 7/11 of its own speed reached a place in 22 hours how much time could be saved if the train would have run at its own speed     please explain me
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05/15/16

the population of a city increased from 200,000 in 2002 to 250,000 in 2012. if increase happens , how long will it take for the population to be 325,000?
the population of a city increased from 200,000 in 2002 to 250,000 in 2012. if hte population continues to increase exponetially att eh same rate, how long will it take for the population to be... more
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05/13/16

The morning session of day street school lasts 3(1/2)hrs.The afternoon session is 3(1/4)hrs. How many hours altogether are the students in school
The morning session of day street school lasts 3(1/2)hrs.The afternoon session is 3(1/4)hrs. How many hours altogether are the students in school
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05/12/16

Do dinoflagellates have 2 or 3 flagella
I am doing a lab at school where we observe dinoflagellates under a microscope. In our book it says that they have 2 flagella but it looks like there are three. Help! 
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05/11/16

Please help thanks! Show work and answer thanks
Question #1  4.86 g of Ag2SO4 will dissolve in 1 l of water. Calculate the solubility product constant for this salt    Question #2 H2  and Cl2  combine to for HCl. In a gas phase equilibrium... more
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05/11/16

what is the circumference of a wheel 30 cm in radius?
Round answer to the nearest tenth of a centimetre 
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05/11/16

A girl ran to a store at the rate of 6 MPH, and walked back at the rate of 4 MPH. If it took 15 mins. for the whole trip, how far away is the store?
Thank you!
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05/11/16

bill wants to make a wheel 1 m in circumference what should the radius of the wheel be?
Round answer to the nearest tenth of a centimetre 
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05/11/16

what is the diameter of a wheel that travels 4 ft when it rotates once
Round answer to the nearest inch     
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05/11/16

ein 15 m langer Feuerwehrschlauch kostet 40,95€. Wie viele solcher Schläuche kann man für 300€ kaufen
How do i do this problem?  
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05/10/16

Exponential Relations
A) There is am estimated 2000 deer currently in China. The population is estimated to decrease by 8% every year due to the construction of homes in the area. At this rate how many deer will there... more
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05/10/16

If someone left somewhere at 3:30 after spending 40 minutes there. What time did they get there?
She went to a visitor center.
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05/10/16

What is the logistic equation satisfied by the population, p?
The population of a certain planet is believed to be growing according to the logistic equation. The maximum population the planet can hold is 1010. In year zero the population is 50% of this... more
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05/10/16

Algebra Question
You have 11 cards with the letters PROBABILITY with one letter per card. What is the probability of selecting a vowel (Let Y be a vowel)? Write your answer as a decimal rounded to two decimal... more
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05/09/16

Oliver is sharing a pizza equally with 5 friends. The diameter of the pizza is 18 inches. Approximately how many square inches of pizza will each person get?
geometry 
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05/09/16

How do you write a function for a job that pays $2000 a month with a 2% annual raise
Neha is trying to decide two e between possible jobs. Job A pays $2000 a month with a 2% annual raise. Job B pays $24,000 a year with a $500 annual raise. Write a function that represents the jobs... more
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05/09/16

geometry circles and triangles
radius of the planet is 8400km the distance d to the horizon that can see on a clear day from the following height h above the planet .h= 3 km a person can see approximately how many km on a clear... more
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05/09/16

explain the relationship that conterminal angles have with each other
read the question
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05/09/16

percent mixture problems
How many gallons each of a 25% acid solution and 75% acid solution must be used to produce 100 gallons of a 75% acid solution?
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05/07/16

How many pounds of coffee?
How many pounds of coffee that is 40% java beans must be mixed with 80 pounds of coffee that is 30% java beans to make a coffee blend that is 32% java beans? 
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05/07/16

What are the numbers?
The difference between two numbers is 16. Three times the larger number is seven times the smaller. What are the numbers?  
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05/05/16

can you create a real world scene to acompany with the word problem >At the Burger Pan, 4 burgers and 3 fries cost $26.50. 5 burgers and 5 fries cost $36.25.
I really need help on this math project it is due tomorrow so i really need an real world scene to accompany with the word problem 
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05/05/16

. A water pipe that has a 10- centimeter diameter can supply 20 houses. How many houses can be served by a water pipe that has a 20centimeter diameter?
i need help solving this
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05/05/16

The length of a rectangle is 3” more than twice the width. The area of the rectangle is 150 in^2. Find the dimensions of the rectangle.
The length of a rectangle is 3” more than twice the width. The area of the rectangle is 150 in^2. Find the dimensions of the rectangle.      
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