Thursday
July 28, 2016

Posts by Anonymous

Total # Posts: 98,459

Health care
C? I believe
July 28, 2016

Health care
Of the racial/ethnic groups, which has the highest rate of low birth weight infants? Asian or Pacific Islander Hispanic Black/ African American White
July 28, 2016

General Chemistry
what is the value of Kc if PbCl(s)=1.5g, [Pb2+]=1.6*10^-2 M and [Cl-] =3.2*10^-2 M at equilibrium? (The molar mass of PbCl(s) is 278 g/mol and its density is 5.85g/cm^3.)
July 28, 2016

math
An elevator went up 8 floors, then down 6 floors, down 5floors, up to 10 floors down 2floors and up 9 floors. If it stopped on the 15th floors. On what floors did it starts?
July 28, 2016

Math
In Gulshan the ratio of private homes to apartment is 3:5. If all the apartments are brick made and 1/10 of the private homes are wooden, what is the maximum portion of houses that may
July 28, 2016

Organic Chemistry
Is helium considered a noble gas?
July 27, 2016

Math
Tobin borrowed $5000 from the bank in order to buy a new piano. He will pay it off by equal payments at the end of each week for 4 years. The annual interest rate is 3.5%. Determine the size of payments, and the total interest paid. Express your answers rounded to the nearest ...
July 27, 2016

Math
Carlos and Max are buying a house. They have $24000 for a down payment. The house price is $150000. If the interest rate is 8.85% compounded monthly, determine the size of the monthly payments they must make over the next 25 years to pay off the house. Express your answer ...
July 27, 2016

Maths
A clock gains 2 mins in a day and another clock loses 3 mins in a day. Both watch are set to the correct time . When will they both next show the correct time?(in number of days) Please show work.
July 27, 2016

Science
A branch of science concerned with the nature of matter and energy.
July 27, 2016

SPANISH
Daniel is shaving.
July 27, 2016

physis
buoyancy force = density * volume * g Net force up = buoyancy force - weight
July 26, 2016

trig
if sec theta =sqrt -20/3 state the exact value of tan theta
July 26, 2016

MAth Trig
Find the diameter of a circle with an arc length of 32 cm and a subtended angle of 72 degrees
July 26, 2016

Algebra
i did synthetic division and got to 52 and since the remainder is -4 i made a= -56 the multiple choice answers are a)48 b)56 c)48 d)-56
July 26, 2016

Algebra
i get -56 but how do i know this is right, when i plug -2 into equation i get 24
July 26, 2016

Algebra
when f(x)=2x^3−11x^3−4x+a is divided by x+2, the remainder is −4. What is the value of a
July 26, 2016

math
Points​ A, B,​ C, D, and E are coplanar and no three are collinear. In how many ways can the plane be named using only these​ points?
July 26, 2016

Science
How many grams of hydrogen chloride are percent in 250cm3 of comercial 37% by mass hydro chloric acid solution? The density of the acid is 1.19gram/cm3.
July 26, 2016

Science
What is the concentration off alcohol solution that was prepared by dissolving 40cm3 ethanol in 160cm3 water
July 26, 2016

Maths
Construct a parallelogram whose he=5cm each=6cm and angle r=85°
July 26, 2016

Maths
Construct a parallelogram whose he=5cm each=6cm and angle r=85°
July 26, 2016

Math
Bobby has a 95 in his math class. He had a test and got a 83 on it. What is his grade now?
July 25, 2016

Normal
Unscramble Canporveapdahograbl into 3 words
July 25, 2016

trigonometry
well, easy sin^2 (3x)+cos^2(3x)=1 that leaves on the left 1-cos^2 x + sin^2 x but 1-cos^2 x=sin^2 x so, now you are left with sin^2 x + sin^2 x which is NOT zero. The equation is false.
July 25, 2016

rhyming riddles
i run all day and never walk, i have a big mouth but i never talk
July 25, 2016

rhyming riddles
i run away every day and return every night, i am disliked by flowers and a thiefs delight
July 25, 2016

Gemotery
Polygon MNOPQ is dilated by a scale factor of 0.8 with the origin as the center of dilation, resulting in the image M′N′O′P′Q′. The coordinates of point M are (2, 4), and the coordinates of point N are (3, 5).
July 25, 2016

ststistics
24% of college students say they use credit cards because of the rewards program. You randomly select 10 college students and ask each to name the reason he or she uses credit cards. Find the probability that the number of college students who say they use credit cards because...
July 25, 2016

statistics
2424​% of college students say they use credit cards because of the rewards program. You randomly select 10 college students and ask each to name the reason he or she uses credit cards. Find the probability that the number of college students who say they use credit ...
July 25, 2016

Algebra
72/6 = 12 Therefore, when X is 13, one must multiply X by 12. 13 * 12 = 156 Z = 156
July 24, 2016

$15000.in 1999
How much should pay back now.
July 24, 2016

MATHEMATICS
23% boy
July 24, 2016

physics
SERIES: 2+3+4 OHM PARALLEL: (1/r)=1/2 + 1/3 + 1/4 R=2*3*4/(3*4+4*2+3*2)/(2*3*4) =26/24 OHMS
July 24, 2016

Math
Agnes had 4 times as many blue beads as yellow beads. For every 5 beads she used to make a necklace, she used 3 yellow beads. She completed the necklace after she had used up all the yellow beads. If she had 35 blue beads left, how many yellow beads did she have at first?
July 24, 2016

physics
a pendulum swing with a speed of 1.5 m/s at its lowedt point. How high will it rise before it stops
July 24, 2016

math
3x+y=6/2x-y=1
July 23, 2016

Physics
the same
July 23, 2016

Science
What is the kinetic energy of 0.5 kg soccer ball that is travelling at a velocity of 3m/s?
July 22, 2016

math
find the probability of choosing a queen or a diamond from a standard deck of 52 cards
July 22, 2016

math
Find the probability of choosing spade or a red card from a standard deck of 52 cards
July 22, 2016

math
Write the equation in standard form, given the following information. vertex(-2,4), directrix y=1
July 22, 2016

probability
In the state of Georgia, telephone numbers consists of 10 digits, including the area code. One of these area codes is 770. The first digit following the area code cannot be 1 or 0. Find the number of possibilities for telephone numbers in area code 770. How many different ...
July 22, 2016

math
find missing denominator of 3\7=15\? to show equivalent fraction
July 22, 2016

Math
a) Find the values of x and y so that the ordered data below has a median of 31 and a mean of 31.25. 13, 17, 25, 27, 28, x, 32, 36, 37, 40, y, 47 b) The numbers below have been written in ascending order. Find the values of a, b, c and d if the mode is 15, the median is 17, ...
July 22, 2016

Math
A girl leaves her home A at 9am, and after cycling for 25km at 5km/h she reaches her destination B at 2pm. After having lunch at B for 90 minutes, she sets off for home. On the way home she stops for half an hour to see a friend who lives at C, which is 10km from A. At 5:30pm...
July 22, 2016

Physics
Searches related to a stone is projected vertically upward with a speed of 14m/s from a tower 100m high. find the maximum height attained and the speed with which it strikes the ground
July 22, 2016

Physics
thanku you soo much
July 21, 2016

Math CSET
The answe is 99.85%. There is .15% on each side of the normal curve past three standard deviations.
July 21, 2016

Arithmetic/Geometric Sequence
2/3, 1/3, 2/9, 1/6 Create an explicit formula for this. Is it an arithmetic or geometric sequence?
July 21, 2016

Math
10
July 21, 2016

Math
H-gha37
July 21, 2016

Math
At a certain store, employees may buy clothing at a 20% discount from the original price, but must pay a 6% sales tax. If the final cost of a sweater purchased by an employee is $55.12 what is the original price of the sweater, before the discount and tax? Explain please
July 20, 2016

Math
In a group of 500 students, 150 are studying physics, 220 are studying biology, and 100 are studying chemistry. At least 25 students are studying more than one of these sciences. What is the greatest possible number of these students that might NOT be studying any of these ...
July 20, 2016

Chemistry
How many atoms are in 0.075 mol of titanium? 2.2 × 1024 4.5 × 1022 1.2 × 10–25 6.4 × 102
July 20, 2016

Chemistry
t = tonnes
July 20, 2016

Calc
the productivity of a person at work is modeled by a cosine function: 5cos (pie/2 (t)) +5, where t is in hours. If the person starts work at t=0, being 8:00 am, at what times is the worker the least productive?
July 20, 2016

Math - Trig
october
July 20, 2016

Math - Trig
reason im asking this question is because i got April (only) but i feel as if im missing something. as in the questions it says "monthS"
July 20, 2016

Math - Trig
The equation given below models the average monthly temperature (˚C). t denotes the number of months with t=1 representing January. During which months is the average monthly temperature 12.5˚C? 𝑇(𝑡) = 12.5 + 15.8sin (𝜋/6 (𝑡) −2...
July 20, 2016

Math - Trig
also how would i figure out the radius for the wheel?
July 20, 2016

Math - Trig
A hamster enters a wheel at the lowest point and begins to run . The height of point R (in the diagram below) above the ground is given by the function ℎ(𝑡) = −17.5 cos ( 2pi/3 𝑡) + 19, where ℎ is height in centimeters and 𝑡 is time in...
July 20, 2016

statistics
find the number of units that must be produced to break even. R(x)=200x - x^2 C(x)= 70x +2200 0 < x < 100 (These < are supposed to b less than or equal to signs)
July 20, 2016

Math
If given the graph of 𝑓(𝑥) = − sin (3x + 𝜋/3 ) − 2 describe the steps you would take to draw the graph of the reciprocal function
July 20, 2016

statistics
What is straight line depreciation for an item that costs $15,951. whose life is 13 years?
July 20, 2016

Math
Clark has 7 1/2 feet of wire. Part A. How many 3/4 foot pieces can Clark cut from the 7 1/2 feet of wire? Part B. Using the information in Part A, interpret the meaning of the quotient in terms of the two fractions given.
July 20, 2016

Math
A number sentence is 50 1/2 ÷1/4 =202. Part A. Create a story or context for this number sentence. Part B. Rewrite this number sentence using multiplication. Part C. Give a verbal explanation that describes how these three numbers are related.
July 20, 2016

Math
The dimensions of a rectangular prism are Length 2/14 feet width 1 foot Height 1 1/4 feet. The length of the sides of a small cube are 1/4 foot each. Part A. How many small cubes can be packed in the rectangular prism? Part B. Use the answer obtained in Part A to find the ...
July 20, 2016

Math
if sec(x) = - squaroot 20 /3 (squroot applies to 20 not the fraction) then state the exact vale of tan (x)
July 20, 2016

mathematics
what is the probability that today is tuesday and tomorrow is wednesday
July 20, 2016

physics
a car moving through road what is the direction of force and surface of acting
July 20, 2016

Math
1.5
July 19, 2016

Math
If a(b)=b^2 -2b and 4a(b)=a(2b)-24, what is the value of b?
July 19, 2016

Math
if e and f are inversely proportional and e=3 when f=9, then what is the value of e when f=3^-1? Please help.
July 19, 2016

science
a bullet of mass 20g traveling horizontally at 100m/s embedded itself in the center of block of wood mass 1kg which is suspended by a light vertical string of length
July 19, 2016

Math
How many possible values exist for y if 4-3y<10,-y-8>-14,and y is an integer? Help?
July 19, 2016

Math
If the sum of the five consecutive integers is 80, what is the value of sum of the least of these integers and the median of these integers? Can you explain it?
July 19, 2016

comprehension
One day a crow spied a piece of cheese on a window sill. The cheese fell and was soon eaten by the crafty animal. She picked it up and flew to a neighbouring tree. a cunning fox approached and praise her voice. The bird, highly flattered, opened her mouth to sing.
July 19, 2016

maths
The denominator of a fraction is 3 more than the numerator .if 5 added to both parts the resulting fraction is equivalent 4/5 .Find the fraction.
July 19, 2016

mathes
Area of the room=8m×6m =48m²=48×10⁴cm Area of tiles =8×10=80cm No.of tiles=480000/80 =6000
July 19, 2016

mathes
A room is 8m×6m.how many tiles of 8cm×10cm are required to cover the floor?
July 19, 2016

calculus
A farmer has 100 m of fencing to make a rectangular pen with 3 congruent rectangular subdivision side by side. Each subdivisions must be 3 meter wide and at least 8 meters long. What is the range of the possible length of it's division?
July 19, 2016

Calculus the derivative
v = ds/dt =-16(2)t =-32 t -32 t = -64 ?? if that is the question the answer is 2
July 18, 2016

MAth
so then how did you derive that just by knowing? what im trying to say is how would i be able to come about that in a question that was similar like this?
July 18, 2016

MAth
but how did you get x = 7π/6 or 11π/6 when x=sin-1 (-1/2) is -π/6
July 18, 2016

MAth
*** 6sin^2(x) + 5sin(x) + 1 = 0
July 18, 2016

MAth
6sin^2(x) - 5sin(x) + 1 = 0 solve
July 18, 2016

Math (PLEASE HELP!)
The function g(x) is a transformed image of the graph of f(x)=2^x. Write the equation of the transformed function g(x) in the form g(x)= b^x-h+k. f(x) (0,1) (2,4) g(x) (-1,2) (-3,-1)
July 18, 2016

Math - Trig
Solve for exact or to 1d.p of x E [0 ,2pi] 4cos^2x-3
July 18, 2016

Economics
1. Why is it difficult for the fed to prevent recessions by lowering interest rates A. The Fed can change the rate only once each year. B. It can take years for local banks to change their rates. C. The Fed's rate does not affect business loans. D. It can take businesses ...
July 18, 2016

Spanish
well i know its something about pluto and other planets
July 18, 2016

Physics
time is distance/speed=900/30=30m/s
July 18, 2016

MATH 70
3 is less than or equal to y , and y is less than or equal to 4
July 18, 2016

Health
What does Vitality tell us?
July 17, 2016

Data Analysis with spreadsheets with Lab
You have a list of contracts and due dates for annual maintenance fees. You wish to determine when you have a contract due in the next 45 days and provide a note that warns you that the payment is due. Using the IF function.
July 17, 2016

pre cal
Describe the effect that the transformations y=8f(8x) have on the graph of y=f(x).
July 17, 2016

pre cal
If the point (40,3) is on the graph of y=f(x), what point must be on the graph of y=8f(8x)? The point (?,?) must be on the new graph.
July 17, 2016

trigonometry
if tan theta= 1/2, find the exact values of the five remaining trigonometric functions for theta, which is acute
July 17, 2016

chemistry
rust
July 17, 2016

chemistry
rust
July 17, 2016

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