Posts by Kaity

Total # Posts: 31

Math
Store A offers a 60% discount. Store B has a sale for 2/3 off. Which store gives the greater discount? Explain.

Physics
Consider a train that rounds a curve with a radius of 574 m at a speed of 160 km/h. Calculate the friction force on the passenger if the train tilts at an angle of 8.0∘ toward the center of the curve.

Math
Five friends went to a baseball game. Three of friends each bought a ticket for x dollar and soda for \$6.00. The other two friends each bought only tickets. Write and simplify an expression that represents the amount of money spent

math
(a) Top block: F-friction=M1a F=2.7a+(0.21*2.7*9.8) From bottom block: friction=M2a a=(0.21*2.7*9.8)/4.7 F=(0.21*2.7*9.8*2.7)/4.7+(0.21*2.7*9.8)=8.749N (b) Bottom block: F-friction=M2a F=4.7a+(0.21*2.7*9.8) Top block: 0.21*2.7*9.8=2.7a a=0.21*9.8 F=(0.21*4.7*9.8)+(0.21*2.7*9.8...

Accounting
I have to create a contribution margin income statement (per unit) and need to determine how many burgers per hour I think the chef can make, so I can get the Direct Labor cost per burger. How do I find the Direct Labor cost, and where would that be located on a contribution ...

Physics
(a) Top block: F-friction=M1a F=2.9a+(0.21*2.9*9.8) Bottom block: friction=M2a a=(0.21*2.9*9.8)/5.5 F=(0.21*2.9*9.8*2.9)/5.5+(0.21*2.9*9.8)=9.12N (b) Bottom block: F-friction=M2a F=5.5a+(0.21*2.9*9.8) Top block: 0.21*2.9*9.8=2.9a a=0.21*9.8 F=(0.21*5.5*9.8)+(0.21*2.9*9.8)=17.29N

physics
i am going a center of gravity problem, with the x=w1(x1)+w2x2..../ W1+W2.. and i keep getting the wrong answer can someone please tell me what i am doing wrong this is the problem:Four objects are situated along the y axis as follows: a 1.94 kg object is at +3.27 m, a 2.76 kg...

Physics
I am doing my physics homework and am stuck on this one problem. can anyone help me please? Two blocks are connected by a massless string and are held in position by another massless string along a frictionless incline (as shown in the figure). Let M1 = 58.0 kg, M2 = 65.0 kg, ...

geometry
An interior decorator is buying a fringe for the edge of a rug in the shape of a regular octagon. The side length of the rug measures 1/2 inch on a diagram with a scale 1 inch to 4 feet. How many feet of fringe will be needed for the entire edge of the rug?

math
4. If the rule (x, y) ¡ú (x + 3, y ¨C 3) is applied to the original triangle, give the coordinates of and draw the image. Show your work (show the computation) for calculating the coordinates of the resulting image. Label the vertices correctly.

scientist
Scientists performed an experiment to determine whether there is a connection between learning ability and food. They took two groups of 20 mice each, all from the same purebred strain. The mice were deprived of food for 3 days and then given a standard learning session in ...

algebra
F=Gm1m2/d2 solve for m1

Science
thanks

Science
What are the differences between these things? 1. substance vs. mixture 2. homogeneous vs. heterogeneous 3. solute vs. solvent 4. saturated vs. supersaturated 5. concentrated vs. dilute 6. element vs. compound 7. aqueous solution vs. universal solvent 8. soluble vs. insoluable

The first one

Science
thanks

Science
i don't know ........plz help

Science...plz help
and what about others?

Science
Several hypotheses may fit every set of data. what is important to know when you hear about a new scientific finding? NUmber the following in order of their importance. __ who paid for the research? __ the education of the scientist completing the study __ how much data did ...

Science
hypotheses

Science
How does this ( hypotheses) study compare to scientists who study the structure of the atom or evolution?

social plz...................help me plz.........
thank u so much

social plz...................help me plz.........
Are these the seas? black , caspian, mediterranean, red, arabian and ? ( which is the last one???

social plz...................help me plz.........
Name the 6 seas of the " Fertile Crescent" / Middle East?

science
1 Which do you think is more effective and why? - Gathering a lot of data or - Gathering a random sample of data? 2 How does this study compose to scientists who study the structure of the atom or evolution?

Science
thanks a lot u really helped me....can u help me with some of the questions that i have just posted

Science
1 What is a hupotheses? 2 what further information do we need to be more certain of the hypotheses? ( give examples)

Physics
Why do older people who do not wear glasses read books farther away from their eyes than younger people do?

Physics
The images produced by a converging camera lens are upside down. Does this mean the photographs taken with the cameras are upside down?

Physics
Why can't you take a photograph of your image in a plane mirror and focus the camera on both your image and on the mirror frame?

Physics
When your eye is submerged in water, is the bending of light rays from water to your eyes more, less, or the same as in air?

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