Posts by Breana

Total # Posts: 18

stats
scores on the SAT critical reading test in 2013 follow a normal distribution with a mean score of 496 and a standard deviation of 115. what proportion of scores are higher thzn 530? what proportin of scores are between 400 and 500? the highest 10% of scored are higher than a ...

History
Explain the advantages and disadvantages for interdependence. Include examples from the past and present of interdependence in Central America.

Math
How would you multiply a mixed number by an improper fraction??

books
lily chan is right on all the answers, though I suggest you check multiple sites for better assurance. Or maybe read the book for solid assurance.

Language arts
Okay, I took the test thinking it was C, and got it wrong. I think all the answers are placed different in everyone's tests. The real answer is B. The full answer is "How Each Scene Moves The Story Forward."

Algebra 2/ Trig
Igor is flying a kite. he has let out 300 feet of kite string. the string makes an angle of 64 degrees with the level ground. To the nearest foot, how high is his kite?

science help!!!
Thanks Josslyn you helped alot.

maths
simon buys box of 10 balloons for 2 dollars each . he then sells each balloon for 22 cent. what percentage does he make?

Math
One band has fewer than 40 speakers. They stack them in an array exactly 9 high. How many speakers could they have? Explain how you know.

science
Lumbar=lower back Contralateral=opposite side Femoral=thigh Hopefully these definitions will help! (I have the same homework assignment and this is my best guess)

one factor of the mystery number is 7 the other factor is an odd number greater than 8 and less than 15 the mystery number is greater than 75 the sum of the digits of the mystery number is 10 what is the mystery number? what is the missing factor????

Precal
What are the roots, real and imaginary of: Y=x^4-6x^3+9x^2-6x+8

earth and space science
Materials, such as water, that becomes gaseous easily at room temperature are called volatiles. How does the complete lack of volatiles in lunar rocks support the impact theory of the moon’s formation?

AP Physics
At an accident scene on a level road, investigators measure a car's skid mark to be 98 m long. It was a rainy day and the coefficient of friction was estimated to be 0.38. Use these data to determine the speed of the car when the driver slammed on (and locked) the brakes.

15N beause you subtract 60-45

science
how are glucose molecules moved into a cell?

math
what is a divisor

pigskin geography
what are the answers to week #9 for pigskin geography

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