Questions Asked on
June 16, 2017

algebra
nestor has nickels, dimes, and quarters amounting to $1.85. if he has twice as many dimes as quarters, and the number of nickels is two less than twice the number of dimes, how many quarters does he have?
asked by jack 
Physics 11
Glycerine has an index of refraction of 1.47. What is the critical angle for a light ray traveling from: a)Glycerin into air b)Glycerin into water a) I know n1=1.47 n2=1 angle of refraction=90 1.47(sin.anglei)= sin90 1.47(sin.anglei)=1 sin.anglei=0.6803
asked by Kayla 
algebra
if log xy=6 and log x/y=2. solve for x and y
asked by jack 
Math
A town y is 200km from town x in a direction 040 degree. How far is y east of x?
asked by Olamide 
Algebra 2
Graph a sine function whose amplitude is 5, period is 6π , midline is y=−2 , and yintercept is (0, −2) . The graph is not a reflection of the parent function over the xaxis. im not so sure how i would graph this :/
asked by sammiexo 
physics
One second after being thrown straight down an object is falling with a speed of 20m/s. How fast will it be falling 2 seconds later
asked by hania 
PreCal
Find a quadratic function with real coefficients whose zeros include 1+the square root of 3i.
asked by Erykah 
Physics
Robin Hood is known for stealing from the rich to give to the poor. He finds himself surrounded by some angry noblemen who demand he return their gold chest. Outnumbered, he takes an arrow from his quiver and fires it straight into the air, scattering the
asked by unowen 
forensic science
Quantization is Interaction of electromagnetic radiation and matter at discrete energy levels The ion separator in a mass spectrometer Chemical ionization The bombardment of an analyte by a stream of energetic electrons Inelastic scattering My answer is
asked by Ann 
physics
with what minimum acc can a fireman slide down a rope whose breaking strenght is two third of his weight ?
asked by sourabh 
Science
A body of mass 10kg is moving with velocity 10m/sec.The work done to stop the body is : A) 500J B)500J C)1000J D)1000J How to calculate the answer?
asked by Ujwal 
algebra
the sum of ages of maria and anna is 35. when maria was twothirds her present age and anna was three fourths of her present ages, the sum of their ages was 25. how old is maria now?
asked by jack 
Social Studies
1) Why did the Dredd Scott case cause such a national conversation about a slave’s rights? Do you agree with the final verdict that the Supreme Court handed out. Explain. Pretty please help me :)
asked by Crybaby 
Social Studies
Why was Abraham Lincoln’s #1 goal to preserve the Union?
asked by Crybaby 
Time rates
sand is being dragged at the rate of 10m^3/min into a conical pile. if the height of the pile is always twice the base radius, at what rate is the height increasing when the pile is 2m high?
asked by Anonymous 
math
a + bc = 1 b + ac = 1 c + ab = 1 Which of these values of 'a' is one solution for this system of equations? A) 2 B) 1 C) 0 D) 2 Please also explain how you got the answer, thanks.
asked by anonymous 
MathAlgebra
Tony asked his friend to guess his mathematics test score. He gave these hints to help his friend guess: It has two digits The digit in the tens place is two more than twice the digit in the ones place. The number formed by reversing the order of the
asked by Anonymous 
Math
A student is asked to find positive integer solutions to this equation: 2 * 3 √x = 5 √y What is the smallest possible value of xy? (Please show working out, thank you.)
asked by Anonymous 
College  Unweighted GPA
On my college application, am I supposed to give my GPA for my senior year only or my total GPA? On my college application: What was your unweighted high school GPA (grade point average)? Please enter a value between 0.00 and 4.00. If you are still in high
asked by Victoria 
Algebra 1
Simplify (2xy^3)^5 A: 32x^5y^15 B: 32/x^5y^15 C: 1/32x^5y^15 D: 1/32x^4y^2 I have a good understanding of Exponents, its just that I don't get this one. I feel like it is C but at the same time I feel like it is B. I got C though but I don't
asked by Sasha 
Math
An ostrich at the zoo weighs 3 times as much as Marks's pet dog. Together, the ostrich and the dogweigh 448 pounds.how much does the ostrich weigh? Please help.
asked by Lauren 
sir steve reiny bob damon need help maths
if the result of a function that produces the product of 16/25 and the reciprocal of the product of 4 and the sqare of the input and the sum of 1 and difference of 12/5 of the input is 1, find the square root of the function.
asked by uwana 
physicsdensity
A solid right circular cone of uniform mass density is initially at rest above a body of water, so that its vertex is just touching the water's surface with its axis of symmetry along the vertical. Now, the cone falls into the water, and has zero speed at
asked by unowen 
chem
A greenish blue salt known to be composed of copper and chloride ions is dissolved in DI water. Aluminum metal is used to reduce the copper ions to metallic copper, which is collected, dried and weighed. If the origanal sample has a mass 1.362g and the
asked by Diane 
math
An elevator starts out at the 1st floor. It goes up 4 floors, down 2 floors, up 5 floors, down 3 floors, up 2 floors and stops. What floor is it now on?
asked by Anonymous 
Math
How do you complete the square for this: y= 1/3x^2 + 2x + 4
asked by Allison May 
La
Can someone help me with la connexsus unit 3 lesson 12?
asked by njnnjd 
Art History
Describe the basis (theories and ideals) of the following movements: a) surrealism, b) dada, c) cubism, d) minimalism. Is this okay? Surrealism is an art movement that pushes artists away from working with logic when creating art, and instead work with
asked by Nikki 
Physics 11Ray Diagrams
I'm doing a ray diagram with an arrow leaning away from a plane mirror. The rays leading from the tip of the arrow to the image on the other side of the mirror lined up perfectly, however for the rays leading from the end of the arrow I can't seem to line
asked by Kayla 
math
Find the missing value to the nearest hundredth. tan (?) = 15
asked by anon 
Math
The ratio of the blue markers to red markers is 3:7. If there are 40 total markers in the bucket,how many of the markers will be blue
asked by Hannah 
Math
Solve. (10x^3+30x20) / (5x+5) A) 2x^22x+4 B) 2x^22x4 C) 2x^2+2x+4 D) 2x^2+2x4*** Simplfy x/6xx^2 A) 1/6x; where x=0,6 ***** B) 1/6x ; where x= 6 C) 1/6x ; where x = 0 D) 1/6 Simplfy x2/x^2+4x12 A) 1/x+6; where x=6 B) 1/x+6; where x= 6,2***
asked by Max 
superb
a partical moves on circular of radius 30cm its liner speed is given by v 2t find the radial and tangantial acclartion at t 3sec
asked by usama 
math/statistics
In a survey of 400 individual investors regarding subscriptions to the New York Times (NYT), Wall Street Journal (WSJ), and USA Today (UST), the following data were obtained. 120 subscribe to the NYT. 146 subscribe to the WSJ. 68 subscribe to the UST. 36
asked by Brian 
Econ Online
Analyze what happens to the market for cheeseburgers if the price of the cheese rises (cheese being the part of the cost of a cheesburger). Be specific and explain (or is not affected) for each of the following: 1. supply curve 2. the demand curve 3. the
asked by Sarah 
Chemistry
Is the NO3 single bond length shorter than NO2H single bond length? Based on Lewis structure of it.
asked by Kara 
lmatha
Bhupendra borrowed rs 6300 for a period of 2year 8month at 7%rate of interest per annum.find out how much amount he has to repay.
asked by mohammad vasif ansari 
maths
Find out the compound interest of a sum of rs 10000 for 2year at a rate 8%per annum. If the interest is added yearly
asked by mohammad vasif ansari 
maths lit
Calculate the simple interest and the sum accumulated for R5000 borrowed for 90 days at 15% per annum
asked by matiwane 
math
What percent is 250 of 1200
asked by akash 
Math
Robin has 7 red beads, 27 purple beads, and 24 yellow beads. She wants to make a necklace with the pattern; red bead; 3 purple beads; 2 yellow beads. How many times can she repeat the pattern? Which color of beads will she run out of first?
asked by Cons 
Math
Jonas wants to give away 564 trading cards to his friends. He wants to give the cards equally to either 2,3,5,6,9 or 10 friends. To how many friends can Jonas equally give trading cards to?
asked by Cons 
Physics
2 charges of 16 microculomb and 25 microculomb are separated by a distance of 2 metre apart.If another charge of 5 microculomb is placed in the middle of the line joining the 2 charges.Then what is the net force on the 5 coloumb charge
asked by Abhilash 
satistics
Suppose that the antenna lengths of woodlice are approximately normally distributed with a mean of 0.2 inches and a standard deviation of 0.05 inches. What proportion of woodlice have antenna lengths that are more than 0.27 inches? Round your answer to at
asked by Anonymous 
history
Why was it smart for European colonial powers to wield power in their newlyacquired colonies through indirect rule? Can you draw parallelisms with previous dominant civilizations?
asked by Alexandra 
Chemistry
Hello I have a question relaté to nucleophiles. Is The alcohol CH3OH a nucleophile or only its ion CH3O ?
asked by Anne 
Science
A small toy car moves around a circular track onces in every 8s. The radius of track is 3m. Find the speed of car.
asked by Rohan 
Science
A man runs 100.0 metre in 10.3 seconds find his average speed up to appropriate significant figures.
asked by Ishu 
Social studies paper
What are some positive aspects of being a !@#$%^&?
asked by Kenzie