05/22/18

Oliver read for 450 minutes this month. His goal is to read for 10% percent more minutes next month. how many minutes will he read during the two months?
percent problem
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05/22/18

(-5,2) (-1,-6) (2,-12) (6,-20) What is the range of the set of ordered pairs above?
(-5,2)(-1,-6)(2,-12)(6,-20)What is the range of the set of ordered pairs above? A. {-5, 2, 6, -20} B. {2, -6, -12, -20} C. {2, -20} D. {-5, -1, 2, 6}
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05/22/18

Subtract (5x−6)^2 from 9x^2 and simplify completely
This word problem is part of our weekly set of problems and I'm sure I have the right answer but it keeps telling me I'm wrong so I was hoping to see what I'm doing wrong and get the right answer.
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05/20/18

-7x+y=9 in Slope Intercept Form
I need to help turning -7x+y=9 into slope intercept form.
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05/20/18

Why must pressure remain constant in Charles's Law (on temperature and volume)?
Doing research for a project, and when I got to the variables for the law to be accurate, I was confused on why the pressure cannot change to make this law a fact
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05/20/18

How would I solve this radical?
6√120÷√15  
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05/20/18

I have a 10% chance at wining a game. If I play four games, what are the odds that I will win every one?
I have a 10% chance at wining a game. If I play four games, what are the odds that I will win every one?
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05/19/18

Find the turning point of the graph y+x^2=2-3x
Do I need to get y on one side? Confused that then x^2 would be a negative x^2. Not sure what is the right way to do this problem
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05/19/18

lower to higher potential energy
To change the state of a system from lower to higher potential energy , one must therefore supply energy to the system . why ?
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05/19/18

What is probability of getting blue first and green second
There are 10 marbles in bag 4 green 2 red and 4 blue. Amy chooses one marble then another without putting any back. What is probability that first one is blue and second one green.
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05/19/18

Understanding the logic behind conversion from decimal to other numeral systems via division with remainder
I want to understand why does the conversion from decimal to other numeral systems works via division with remainder? Like for example I want to convert 13 decimal to binary. I start to divide by 2... more
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05/19/18

A ball is dropped on earth in vaccum up to 2 m. If at 1 m the acceleration is 10 m/s^2. What is the acceleration at 0.5m?
A ball is thrown on earth through vaccum up to 2 m. If at 1 m the acceleration is 10 m/s^2 find the acceleration at 0.5 m?
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05/17/18

Perimeter from (-2,1) (3,1) (3,4) (-2,4)
What is the perimeter of rectangle ABCD
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05/17/18

Sven has 25% more stamps than Bjorn; When Sven gives 50 of his stamps to Bjorn, Bjorn ends up with 40% more stamps than Sven. What are the total stamps
Use algebra for the problem and create and equation to solve it    
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05/17/18

to cut a circular with acircumfernce of 753.6 feet is walking at a pace of 5 feet per second ,how long does it take her to walk across the garden?
On her walk Ana decides to cut straight through a circular garden with a circumference of 753.6 feet .if she is walking at a pace of 5 feet per second ,how long does it take her to walk across the... more
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05/17/18

two cubes have volumes of 64 cubic feet and 216 cubic feet. what is the ratio of the surface area of the smaller cube to the surface area of the larger cube?
apparently i have to add details so um usually when i do ratio i do it in a fraction small/big instead of the standard small:big just because im lazy and my teachers fine with it lmao but if u... more
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05/17/18

What two geographic features made Egypt good for farming
I’m confused on my social studies 
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05/17/18

Determine if x + 3 is a factor of -3x^3+6x^2+6x+9. How do you know?
Determine if x + 3 is a factor  
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05/17/18

sum of 5 observations is 25 and their sum of squares is 145 so what is the standard deviationof these observation
sum of 5 observations is 25 and sum of their squares is 145 so what is the stardard deviation observation  
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05/16/18

Eve and her brother made 1/2 of a gallon of lemonade to sell . They divided the lemonade equally among 3 paper cups. How much lemonade was in each paper cup?
it is multiply and divide rational numbers 
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05/16/18

How many of the small cubes will have green paint on exactly the following number of faces?
There are 27 white cubes assembled to forma large cube as shown. The outside surface of the large cube is painted green. The learge cube is then separated into the 27 smaller cubes. How many of the... more
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05/16/18

the cost of a pack of 8 padlock is $19.20. Find the unit price in dollars per padlock
I need help find this out do you think you can help
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05/16/18

Functions defined by Integrals
F(x) = ∫[1,x] Ln(t2)dt. Use your calculator to find F '(3)   A. 2.197B. 2.079 C. 1.099 D. 0.693
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05/16/18

Help Me Help Me
Jason picks two cards from a deck of 52 cards. What is the probability that the sum of these 2 cards are greater than 17.   Given that A=1, J,Q,K=10
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05/15/18

What is the lowest grade for the 5th exam that he can get to earn a 90%?
Jay scored a 92, 87, 89, and 94 on the past 4 assessments. What is the lowest grade for the 5th exam that he can get to earn a 90%?
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