Saturday
December 10, 2016

Posts by Jose

Total # Posts: 465

math
two concentric circle with the ratio of radii as 2:3, what is the ratio of the area? thanks
December 10, 2016

Math.
two concentric circle with the ratio of radii as 2:3, what is the ratio of the circumferences
December 10, 2016

Math
A marine surveyor uses a rangefinder and a compass to locate a ship and an island in the vicinity of the coast on which she stands. The rangefinder indicates that the island is 379 ft from her position and the ship is 600 ft from her position. Using the​ compass, she ...
October 29, 2016

math
how many squares are there in a 3x3 geoboard? how many rectangles?
October 28, 2016

financial math
Rate: 7% Payments: 360 @ $665.31 Total Interest: $139,511.60 How much will be repaid for this loan? $ 239,511.60239,502.40100,000.00 What percentage of this total is total interest? 60.256.258.2 What will be the average amount per payment for interest? $ 387.53385.51387.51
October 18, 2016

College Algebra
Scott, thanks man!
October 10, 2016

College Algebra
Find the formula for the EXPONENTIAL FUNCTION that satsifies the given conditions. f(0)=8 and f(1)=2.4 f(x)=_____
October 10, 2016

Social studies
What were protestants want to true friend and elation church called
October 4, 2016

math
Irrational Perimeter and a Rational Area of a rectangle. a can = b can = Or, if it's impossible, explain how. Help me I'm confused.
August 12, 2016

math
can you explain to me what you mean when you said you need "b" in the middle? thanks
July 29, 2016

math
The length of three line segments are a,b, and c respectively, and a=2/3b c=3/2b then a : c = ?
July 29, 2016

math
You are a genius! 15 is the last one.
July 29, 2016

math
Mistaken, I did 30 + 105 and thought it was 145 :P thanks for your help though.
July 29, 2016

math
That would be 145 degrees. 11 combinations in total! Thanks for your help Reiny, I appreciate it.
July 29, 2016

math
using two triangle rulers with angles of (30, 60, 90) and (45 , 45, 90) how many angles less than 180 degrees can be drawn?
July 29, 2016

math
Two angles are complementary to each other, if the ratio of the two angles is 3:2, then what is the difference of measures in degree of these two angles? please explain :(
July 29, 2016

maths
Find the measure of an angle with measure three times the measure of its supplement.
July 29, 2016

math
Find the measure of an angle with measure 8 less than the measure of its complement
July 29, 2016

math
The solution of x for equation a (bx - c) = d - (x + e) (a > 0 and b > 0) the answer is x = ac + d - e/ab + 1 How?
July 22, 2016

math
Find the experimental probability. Sheila drew single marbles from a bag, recorded the outcome, and replaced the marble. In 50 draws, Sheila drew 20 white marbles and 30 black marbles. What is the experimental probability that the next marble will be black? A.2/5 B.3/5 C.2/3 D...
May 31, 2016

math
45.8
May 17, 2016

english
In the United States, cell phones are a very popular item. What are all VERBS both "Action" and "Be."
May 16, 2016

science
A ball of mass 0.5 kg is released from rest at a height of 30 m. How fast is it going when it hits the ground?
May 16, 2016

Chemistry
How many grams of perchloric acid are dissolved into 3.86 L of water, if the pH of the solution is 4.03.
May 11, 2016

please help
Two point charges are fixed on the y axis: a negative point charge q1 = -34 μC at y1 = +0.19 m and a positive point charge q2 at y2 = +0.32 m. A third point charge q = +8.9 μC is fixed at the origin. The net electrostatic force exerted on the charge q by the other ...
May 10, 2016

volume
336
April 12, 2016

physics
Argon is a monatomic gas whose atomic mass is 39.9 u. The temperature of eight grams of argon is raised by 95 K under conditions of constant pressure. Assuming that argon behaves as an ideal gas, how much heat is required?
April 11, 2016

physics
A mass m = 0.068 kg of benzene vapor (Lv = 3.94x105 J/kg) at its boiling point of 80.1°C is to be condensed by mixing with water at 45.0°C. What is the minimum mass of water required to condense all of the benzene vapor? Assume the mixing and condensation take place is...
April 10, 2016

math
How can you write an equation of two test scores 97 and 88
March 21, 2016

math
Given: 1 post=2 Yards Therefore, Dimensions are: Width= 4 Posts Length= 8 Posts Let p=post Width= 4p Length= 8p Since p=2yards, Width= 4(2 yards)= 8 Yards Length= 8(2 yards) 16 Yards
March 4, 2016

Math
Convert the fraction 4/5 to a fraction that is more flexible to work with: (1-4/5)=(5/5)-(4/5) (5/5)-(4/5)=1/5 Eating half of one fifth: Again, convert the fraction into something that is more flexible to work with. Here, the best thing to do is to make the numerator even. You...
March 4, 2016

Math
No my teacher didn't teach us this just gave it to us for homework
February 23, 2016

Math
Marisa says that reflecting a point across the x axis and then reflecting its image across the y-axis will produce the same final image as just reflecting the original point across the line y equals x is this true?
February 23, 2016

Math
The smallest package weighed only 1/3 more than 1/2 the weight of the heaviest package. If the two packages combined weighed 100 kilograms, how much did the smaller package weigh?
February 21, 2016

math
The answer is yes because the probability of the red pen is 25 percent(1/4). The percentage of the not red is 75 percent(3/4). The probability of the black pen is 75 percent(3/4). The probability of the not black is 25 percent(1/4). If you add these together you get 1, which ...
February 2, 2016

Physics
How much work does a 50 kg student to climb 3 meters high stairs
January 20, 2016

physics
As shown in the diagram, a bullet of mass 7.0 g strikes a block of wood of mass 2.1 kg. The block of wood is suspended by a string of length 2.0 m, forming a pendulum. The bullet lodges in the wood, and together they swing upward a distance of 0.40 m from the original position...
January 4, 2016

Calculus
I am standing on the roof of a building with a pea shooter, and I shoot a pea up into the air from a height of 80 feet. The pea reaches its maximum height 2 seconds after I shoot, then falls to the ground. Give the position of the pea as a function of time
December 8, 2015

Statistics
I have gotten the concept of probability but the following question has really stumped me. Help please. The probability that a tomato seed will germinate is 0.9. Estimate the probability that of 100 randomly selected seeds, at least 86, but no more than 91 of them will ...
December 5, 2015

math
there are 5 pounds of apples in one bag. Make a table to show how many pounds of apples are in 6 bags
November 29, 2015

math
To date, Jay Ward has xumulative earnings of $ 107,600. This week he is paid $3,000. What is the total amount of Social Security tax for this week? Assume a rate of 6.2% on $110,100 for Social Security and 1.45% for Medicare.
November 28, 2015

Finance
Need Solution problem Nealon Manufacturing Company
November 24, 2015

trig
Find the component form of v and sketch the specified vector operations geometrically, where u = 4i − j, and w = i + 5j. v = −u + w v = ( , )
November 2, 2015

Ela
Don't know how to make them plural or singular possessive or plural possessive
October 26, 2015

Ela
Write each phrase below to make it a plural or singular possessive or plural possessive.the backpacks belonging to the girls,the covers of the bookd
October 26, 2015

Chemistry
Calculate the pH of each solution given the following or values: a. [H3O+] = 1 * 10-8M b. [H3O+] = 5 * 10-6M c. [OH-] = 4 * 10-2M d. [OH-] = 8 * 10-3M e. [H3O+] = 4.7 * 10-2M f. [OH-] = 3.9 * 10-6M
October 13, 2015

chem
Please give the complete mechanism for the acid catalyzed addition of methanol to 3 - methylbutene
October 12, 2015

physics
A ball is projected upward at time t = 0 s, from a point on a flat roof 10 m above the ground. The ball rises and then falls with insignificant air resistance, missing the roof, and strikes the ground. The initial velocity of the ball is Consider all quantities as positive in ...
October 11, 2015

physic
Between the orbits of Mars and Jupiter, several thousand small objects called asteroids move in nearly circular orbits around the Sun. Consider an asteroid that is spherically shaped with radius r and density 3000 kg/m3 . You find yourself on the surface of this asteroid and ...
October 10, 2015

Math
x/(x+1) - 2/(x-1)= 1 I have been trying to solve it but I do not know the steps to solve it.
September 27, 2015

Chemistry
Can I know the molarity of acid rain?
September 13, 2015

science
In the cabin of a jetliner that cruises at 600km/h, a pillow from an overhead rack falls into your lap below since the jetliner is moving so fast, why doesn't the pillow slam into the rear of the compartment when it drops? What is the horizontal speed of the pillow ...
September 9, 2015

Math
144x+21x squared??
September 3, 2015

algebra
whats the difference between a 16 ounce brick and a carpenter?
August 18, 2015

Math
How to find the perimeter of a 10 step staircase
May 4, 2015

geology
1950 + 979 = 2929 1950 + 1843 = 3793
April 23, 2015

ss
Sb is dumb
April 17, 2015

math
Renee is a sales associate at a store. She earns $80 a week plus a 15% commission on her sales. Last week, she sold $200 worth of items. What is the total amount Renee earned for the week? How much did she earn from commission?
April 15, 2015

math
Two months ago, the mean daily rainfall in a local city was 9.4 cm. The mean absolute deviation was 3.5 cm. Last month, the mean daily rainfall in that city was 11.5 cm, and the mean absolute deviation was 1.6 cm. Which statement about the rainfall is true
April 13, 2015

trig
solve triangle ABC which have angleA=25.25,angleB=60.51 and a=3.82..find c...,find b
April 11, 2015

biology
So basicaly what you have to do here is look at the question real hard close your eyes thing about this, 2 girls in one cup. Then open your eyes and you will know that white and smooth is the highest experimental value. With this you can assume that the others are just ...
April 10, 2015

math
Suppose a 25-foot ladder is leaning against a wall making a 63 degree angle with the wall. How high up th wall is the end of the ladder?
March 19, 2015

math
84 inches by 54 inches how many square inches will Paige have to paint the front side of the door?
March 16, 2015

chemistry
220.3 lbs = 100016.2 g 500. gallons= 1892.5L 100016.2g (NH4)(NO3)X 1 MOL/80.052 g/MOL= 1249.39 MOLES. 1249.39 MOLES/ 1892.5L = 6.60X10^-1 MOL/L (NH4)(NO3)
March 13, 2015

Chemistry
Calculate the mass of 5.35 mol of iodine
March 12, 2015

math
They're 32 more apples than oranges at a fruitstand. Howany apples and oranges could there be?
February 9, 2015

Pre-Calculus
Describe the function resulting from reflecting f(x)=x^3+2x^2-x+5 about the y-axis and then shifting to the left by 4. Is this the same as performing the operations in the reverse order
February 3, 2015

algebra
The perimeter of a rectangular piece of plastic is 22 millimeters. The area is 30 square millimeters. What are the dimensions of the piece of plastic?
January 27, 2015

Construction Math
What math do I need to do
January 21, 2015

chemistry
chemical reactions type?
November 30, 2014

English 10
noun clause
November 19, 2014

physics
In a house the temperature at the surface of a window is 22.4 °C. The temperature outside at the window surface is 2.66 °C. Heat is lost through the window via conduction, and the heat lost per second has a certain value. The temperature outside begins to fall, while ...
November 17, 2014

Intro to Accounting
Jimenez Enterprises issued 8%, 9-year, $2,486,400 par value bonds that pay interest semiannually on October 1 and April 1. The bonds are dated April 1, 2014, and are issued on that date. The discount rate of interest for such bonds on April 1, 2014, is 8%. What cash proceeds ...
November 5, 2014

Calculus
Your firm offers to deliver 250 tables to a dealer, at $160 per table, and to reduce the price per table on the entire order by 50 cents for each additional table over 250. Find the dollar total involved in the largest possible transaction between the manufacturer and the ...
November 3, 2014

global studies
Nobles
October 5, 2014

math
The anwser is 16green peppers
September 22, 2014

physics
the distance of the and is 30m so if a person starts running towards the bank with a velocity of 10m/s then the distance of the bank will be 31 because you add the one second and then divide by your 10m/s
September 16, 2014

Physics
An airplane flies 220 km due east, makes a right-angle, and then flies 400 km due north. Find the magnitude of the plane's displacement from it's starting point. Neglect the culrvature of the earth
September 14, 2014

Pre-Calculus
Two polynomials P and D are given. Use either synthetic or long division to divide P(x) by D(x),and express the quotient P(x)/D(x) in the form P(x)D(x) = Q(x)+ R(x)D(x) . P(x) = 6x^4 − 3x^3 + 29x^2, D(x) = 3x^2 + 13
September 14, 2014

Pre-Calculus
Two polynomials P and D are given. Use either synthetic or long division to divide P(x) by D(x),and express the quotient P(x)/D(x) in the form P(x)D(x) = Q(x)+ R(x)D(x) . P(x) = 6x4 − 3x3 + 29x2, D(x) = 3x2 + 13
September 14, 2014

Science
If the temperature rose from 25C to 45C how many degree Fahrenheit would that be
September 10, 2014

Math
why does Zara have a good driving record
September 1, 2014

5th grade math
What is the best estimate for the product of 289 and 7
August 25, 2014

math
how many different rectangles having an area of 81 square centimeters can you draw if the length and width have an integral value?
August 10, 2014

Math
A student rented a bicycle for a one-time fee of $12.00 and then a charge of $o.85 per day.She paid $28.15 for the use of the bicycle. How many dats did she keep it?
May 28, 2014

Math
5{3a-2b(3a+6b)+6a}
May 28, 2014

Science
blah blah
May 28, 2014

math
create a function that models In dollars the total payout T2 after a given month × the listedgraph month is X 6 months M2 IS 2¢ 6¢ 8¢ 10¢ 12¢ and T2 is 3¢ 7¢ 13¢ 21¢ 31¢ 43¢ (hint) t2 is just a double transformation ...
May 13, 2014

Physics
If a car engine has a power,P. Write an expression for the time it will take to accelerate from w to 4w. Note that P=wt where t is torque.
April 27, 2014

Macroeconomics
second thought i think its d
April 12, 2014

Macroeconomics
nevermind c always go with c
April 12, 2014

Macroeconomics
its b
April 12, 2014

Macroeconomics
a
April 12, 2014

Math
A piece of a broken wheel is shown. It was taken to a machine shop to be replaced with a new “whole” wheel. Find the radius of the wheel AC=10cm, BD=3 cm and D is the midpoint of AC. Round to the nearest hundredth.
April 4, 2014

Math
The curvature of a circle with radius r is defined as Descartes’ formula gives a relationship between the curvatures of the four circles. What are Descartes’ formula and the curvature of a circle? What does the sign of the curvature of a circle mean? State Descartes...
April 4, 2014

Math
An organization is planning a dance. The band will cost $400 and advertising costs will be $100. Food will be supplied at $2 per person. a. How many people need to attend the dance in order for the organization to break even if tickets are sold at $7 each? b. How many people ...
April 4, 2014

Math
The percent grade of a highway is the amount that the highway raises or falls in a given horizontal distance. For example, a highway with a four percent grade rises 0.04 mile for every 1 mile of horizontal distance. a. How many feet does a highway with a six percent grade rise...
April 4, 2014

PC
A piece of a broken wheel is shown. It was taken to a machine shop to be replaced with a new “whole” wheel. Find the radius of the wheel AC=10cm, BD=3 cm and D is the midpoint of AC. Round to the nearest hundredth.
April 4, 2014

statistics
If boys and girls are equally likely to be born, what is the probability that in a randomly selected family of 6 children, there will be at least one boy? (Find the answer using a formula. Round your answer to three decimal places.)
March 30, 2014

math
There are 2 leaves along 3 in.of an ivy vine. There are 14 leaves along 15 in. of the same vine. How many leaves are there along 6 in. of the vine?
March 27, 2014

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