Leona
Newest questions and responses by Leona
precalculus
x^2+6x+8y=7 Find the: Direction: Vertex: Focus: Axis of Symmetry: Directrix:
asked on June 19, 2017 
Honors Physics
How do you determine the mass of fuel in a semi truck?
asked on August 28, 2016 
chemistry
What is the mass percent of nitrogen in ammonium carbonate, (NH4)2CO3?
asked on October 9, 2015 
Math
A class us planning a party. A pizza restaurant cuts each pizza into 8 slices. There are 32 students. How many pizzas does the class need to order for each student to have a slice? Explain
asked on August 18, 2014 
Math
Convert 110 yards to miles. 110yd*0.9144m/1yd=100.584m Someone told me there is mistake but I can't figure it out?
asked on July 18, 2014 
math
if 1/2 years ago adam was 12, and 1/2x years from now he will be 2x years old, how old will he be 3x years from now
asked on March 29, 2014 
5th grade algebra
Kenneth has $5. He spends g cents every day. How much money does he have left after one week?
asked on January 16, 2012 
math
The distance d in miles that can be seen on the surface of the ocean is given by d = 1.6 h, where h is the height in feet above the surface. How high (to the nearest foot) would a platform have to be to see a distance of 19.5 miles?
asked on December 6, 2011 
Calculus
Volume problem: y=x^3, x=y^3; rotated about xaxis I first made y=x^1/3, then x^3=x^1/3 Then I tried to do an integration from 0 to 1 with x^1/3x^3, but I can't get one of the possible answers, which are: A. 16/35π B. 16/7π C. 18/35 D. 7/2 E. 16π Any
asked on February 27, 2011 
6th grade
how does respectfulness relate to being safe and responsible
asked on September 11, 2010 
math
Part 1 If 1/4 cup of Egg Beaters equals 1 egg, how much Egg Beaters do we need if we only want 1/3 egg? The solution should be expressed in cups. Part 2: Convert your answer in part 1 to tablespoons or teaspoons, whichever unit gives a whole number. Let
asked on August 26, 2010 
math
A pack of 250 key blanks cost $23.50. What is the unit price? If each key costs a customer $1.75, and it takes 2 minutes for Darren to cut a key, how much does Darren make per hour? If Darren, as the business owner, pays himself $800 per week, how much
asked on August 26, 2010 
accounting
is the 5question approach to ethical decision making superior to the moral standards or pastin approach
asked on August 25, 2010 
Hayden
Chloroacetic acid has a relatively large equilibrium constant, so at low acid concentrations it is necessary to use the quadratic equation in order to calculate the concentrations of the aqueous species. Ka for ClCH2COOH is 1.4 ´ 103. For the problems
asked on June 19, 2010 
chem
A solution that is formed by combining 600. mL of 0.20 M NaOH with 400. mL of 0.40 M HNO3 has an H+ concentration of
asked on June 19, 2010 
9th grade
a cube has a side that is (5x3)centimeters long.a.what is its surface area?b.if x=3,what is its surface area
asked on January 27, 2010 
Chemistry
how mant moles are in 1.30g of (NH4)2SO4? answer in units of mol. today our teacher briefly went over this and doing my homework i totally lost it. and cant remember for the life of me what to do could you please help me and show me step by step what to
asked on March 18, 2009 
science
Whicb moon would look the brightest from jupiter?
asked on April 27, 2008 
Corporate Finance
An investment today of $3,3OO is worth $10,000 IN 8 YEARS. At what rate has your investment been growing(annually) over the eight years ? For compounding rate of return: 3300*(1+r)^8 = 10000. so (1+r)^8 = 10000/3300 = 3.0303 My calculator has a nth root
asked on January 24, 2007 
math fair projects
what are some good math fair projects Here are some broad ideas, I don't know your grade level. Use the Google search engine to find out details. Golden Mean Fiboccani numbers Discovery of Calculus The history of PI Archimedes Square yeah those are pretty
asked on August 9, 2006

physics
5(8.85*10^12)*(5*10^6)/(1*10^8) C=2.2125*10^8C2/Nm
posted on March 3, 2011 
math
880
posted on September 22, 2010