01/08/18

A proportions question
A train traveled 1/5 of the distance between two cities in 3/4 hour. At this rate, how many hours will it take the train to travel the entire distance between these two cities?
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01/08/18

In order for a field trip to be schedule. At least 30 stundents must sign up. So far, 23 students have signed up. At least how many more students must sign u
I don't get how I would solve this question it's confusing and I need help w
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01/08/18

the sum of 2s and 85 to the 8th power
the sum of 2s and 85 to the 8th power
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01/08/18

Roy is 54 3 4 inches tall. Bill is 1 3 8 inches shorter than Roy and Jane is 1 1 5 inches shorter than Bill. How tall is Jane?.
.3 202303 223023 030230311 12313 13    
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01/08/18

John spent 35% of an hour playing video games.He worked on his homework for the remainder of the hour.How long did he work on his homework?
I don’t really get how to do it.
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01/08/18

Mr.Charlatan has some “intelligence beans” for sale.He currently has 56 beans left,with make up 7/8 of his original amount of beans.How many did he have first?
I dont know how to solve this.Please Help (First as in the beginning)
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01/08/18

Mr.Charlatan has some “intelligence beans” for sale.He currently has 56 beans left,with make up 7/8 of his original amount of beans.How many did he have first?
I dont know how to solve this.Please Help
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01/08/18

A tangent line to the curve y=x^2-3x at a point P also passes through the point (2,-11) which doesn’t lie on the curve. What’s the coordinates of P?
I need an answer as soon as possible
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01/08/18

10÷2×18-5. Please correctly solve my problem!
This is PEMDAS the Order of Operations not just adding and subtracting.
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01/08/18

This is a problem from a local public school - 4th grade. I wish you could see the spelling and grammar. It would make your skin crawl.
This is a problem from a local public school - 4th grade. Marc is having a party for 48 of his closest friends. He is serving hot dogs. 20 want mustard on their dog. 3 times as many want just... more
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01/08/18

A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of 142.7-cm and a standard deviation of 2.2-cm.
A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of 142.7-cm and a standard deviation of 2.2-cm.Find the probability that the length of a randomly... more
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01/08/18

A line passes through point (-2, 5) and has a slope of 2/3 . Points A(x, 3) and B(-2, y) lie on the line. The value of x is , and the value of y is .
 Really need help with this one question! Please try and help me out. Thank you.
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01/08/18

Let g(x) be the reflection across the x-axis of the function f(x) = 7x + 3. Identify the rule for g(x).
Please help
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01/07/18

given: angle 1 is 130 angle 7 is 70 find measure of angle 2 measure angle 3 measure angle 4 measure angle 5 measure angle 6
there are seven different angles 
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01/07/18

The ratio of students to teachers at a school is 19 : 1. How many students are there in each total number of people?
Awnsers could be. A: 100 people b. 280 people c.440 people or d.760 people
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01/07/18

Why nationalistic and imperialistic rivalries were increasing refer to the "powder keg of europe"?
I don't know much about this question. 
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01/07/18

Why growth of oppsing armies is the cause of world war I?
I have test corrections that I have to get done but I don't have much knowledge about it.
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01/07/18

Miranda worked 10 hours last week what fraction of a year Miranda work last week?
(Assume 1 year=365 days
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01/07/18

What rate is the pressure increasing?
At a 33-foot depth underwater, the pressure is 29.55 pounds per square inch (psi). Are a depth of 66 feet, the pressure reaches 44.4 psi. At what rate is the pressure increasing?
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01/07/18

How much 3/8 copper do I need to equal a 3/4 pex water pipe
i am running 3/4 pex hose from my in floor heat to my stove and back! Need to know if I split that to 3/8 copper twice going into my stove and out back into 3/4 pex if 2x 3/8 is enough volume to... more
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01/07/18

The width of a rectangle is equal to m cm, but its length is five times greater than the width. Find the area of the rectangle.
HELP HELP
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01/07/18

Five identical industrial water pumps working at full capacity can drain 600,000 litres of water in seven hours.
Five identical industrial water pumps working at full capacity can drain 600,000 litres of water in seven hours. What will be the least amount of pipes needed for 450,000 litres water to be drained... more
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01/07/18

trig- higher maths
tan(angle = 2/5 the hypotenuse is root 29  find cos2angle  can someone help I am stuck on this
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01/07/18

Two standard number cube are tossed. One of the numbers is 1 less than the other. The sum is odd
One of the numbers is 1 less than the other. The sum is odd The sum is greater than10. Six is one of the numbers 
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01/07/18

Regarding parabola
A point p on a parabola y2 =4x, the foot from the perpendicular from it upon the directrix, and the focus of the parabola are the vertices of an equilateral triangle. If the area of the equilateral... more
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