Friday
November 28, 2014

Posts by Cortney


Total # Posts: 12

Chemistry
lead
April 28, 2012

chemistry
Determine the mass of Co(NO3)2•6 H2O to prepare 250 mL of a 0.50 M stock solution.
March 28, 2012

Math
In a math class there are 28 students. Each student has a 90% chance of attending any given class and students act independently. What is the probability that tomorrow's class has perfect attendance?
March 22, 2012

grammar
YES!
October 20, 2011

Functions
write a function. f(x), that represents the cost of renting a car for x days with a total of 80 kilometers if there is a fixed charge of $17 per day and a charge of $0.35 per kilometer.
October 20, 2011

Functions
Janice is running a 7613 meter race. Assume the she runs at a constant speed of 287 meters per minute. Express the function f(t) that gives her distance from the finishing line t minutes after the start of the race.
October 20, 2011

Math
Janice is running a 7613 meter race. Assume the she runs at a constant speed of 287 meters per minute. Express the function f(t) that gives her distance from the finishing line t minutes after the start of the race.
October 20, 2011

Math
write a function. f(x), that represents the cost of renting a car for x days with a total of 80 kilometers if there is a fixed charge of $17 per day and a charge of $0.35 per kilometer.
October 20, 2011

pre-algebra
measuring your heart rate is one way to check the intensity of exercise. studies show that a person's maximum heart rate depends on his or her age. The expression 220-a approximates a person's maximum heart rate in beats per minute, where a is the person's age.find...
August 15, 2011

3rd grade
show me a base-ten drawing
November 29, 2010

10th grade English
wat a noun
February 23, 2009

Japanese
I need someone to correct my translations... Can you please help :(... at least some, here they are: 1.
January 9, 2007

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