02/20/15

You have 89 minutes to take an exam of 33 questions.
You have 89 minutes to take an exam of 33 questions.After you finish the first 12 questions you realize you must answer the remaining questions twice as fast to finish the exam..How many questions... more
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02/20/15

5.88 times 10 to the 12th 4.35
The distance light travels 1 year is about 5.88 x10 to the 12th miles. this distance is a light year. The closest star to the earth is Alpha Centauri which is 4.35 light years from the earth. about... more
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02/20/15

a statistics test has a mean of 60 and a standard deviation of 10. An accounting test has a mean of 30 with a standard deviation of 4.
which is relatively better: a score of 57 on the statistics test or a score of 28 on the accounting test? Why?
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02/20/15

There are 35 people in a room.
There are seven more males than females in the room. How many males are there? How many females are there? 
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02/20/15

Indoor Water Park had a declining attendance from 2000 to 2005. The attendance in 2000 was 18,000. Each year for the next 5 years, the attendance decreased...
Indoor Water Park had a declining attendance from 2000 to 2005. The attendance in 2000 was 18,000. Each year for the next 5 years, the attendance decreased by 5.5%.   a) write a function that... more
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02/20/15

show me how you solved this math problem
a carpenter has a 12-foot board to used to make windmills and if each still requires 2 5/6 feet how many stills can be made from the 12- foot board show me how you solved this problem
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02/20/15

a laboratory designed a radio telescope with a diameter of 360 ft and a maximum depth of of 50 feet. find equation of parabola (-180,50) (180,50)
 graph is of dish
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02/20/15

What is the probability that an automobile will not run a red light at that intersection on a given day?
A city finds empirically that an automobile going through the intersection of 5th and Main will run a red light sometime during a given day with probability 9.2%. What is the probability that an... more
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02/20/15

(x+6)^1/2+12=7(x+6)^1/4
(x+6)^1/2+12=7(x+6)^1/4
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02/20/15

currency problem with commisison
A bank in Mississauga has a buying rate of ¥1 = C$0.01159. If the exchange rate is ¥1 = C$0.01209, calculate the rate of commission that the bank charges to buy currencies.
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02/20/15

Compute the probability of tossing a six-sided die (with sides numbered 1 through 6) and getting a 5.
use probability to solve 
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02/20/15

A circle has a radius of 5. An arc in this circle has a central angle of ?5/3??p radians. what is the length of the arc?
9th grade geometry
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02/19/15

How do I solve this problem? Write and solve a proportion to complete the statment~12.6 kg = ? pounds
Please help me ASAP, thank you!
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02/19/15

multiple Angle identities
if s/2 is in the third quadrant and cos s = -8/17, what is cos s/2?
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02/19/15

i cant do my math problem
#13 Graph a circle with center (0,0) that passes through (0,-3). Find the area and circumference, both in terms of  PIE (3.14...) and to the nearest tenth.
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02/19/15

The equation of which graph has a negative discriminant?
A. The graph shows a parabola opening up with a vertex at 2 comma negative 1   B. The graph shows a parabola opening up with a vertex at negative 1 comma negative 3   C. The graph shows a... more
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02/19/15

Selina works in a city-planning office, she is to make a scaled model of a building whose total volume is 1000cm, in the shape of a rectangular prism. If her mo
Selina works in a city-planning office, she is to make a scaled model of a building whose total volume is 1000cm, in the shape of a rectangular prism. If her models width, length and height are... more
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02/19/15

4x-3y=-10 y=-10 substution
I need to find what y and x equal to get the point
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02/19/15

Graph the linear equation. x-4=0
so would it be y=4 ?
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02/19/15

Solve the system of linear equations using the substitution method.
7a=6-b 7a=2-b   Then select the correct choice below:   a) There is one solution. The solution is ???? b) There are infinitely many solutions c) There are no solutions.
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02/19/15

Billy has 2,908.78 punds of water. What is the square root of 2,908.78
Billy has 2,908.78 punds of water. What is the square root of 2,908.78
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02/19/15

System of Equations
-x+y+2z=1 2x+3y+z=-2 5x+4y+2z=4   I have tried many different ways to solve this and I am completely stuck on how to do these kinds of problems. 
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02/19/15

Use either synthetic to divide P(x) by D(x), and express P in the form P(x) = D(x) · Q(x) + R(x). P(x) = x^4 - x^3 + 5x + 1, D(x) = x^2 + 4
Im so lost
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02/19/15

how many combinations can I get from two consecutive four letter password
Let's say I have to enter four-letter password, then I need to enter another foru-letter password. How many different combinations is possible.   Thanks alot in advance :)
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02/19/15

If the polynomial function P has real coefficients and if a + bi is a zero of P, then __________ is also a zero of P.
Can someone fill it in
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