Tuesday
July 29, 2014

Posts by Cortney


Total # Posts: 12

Chemistry
lead

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

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?

grammar
YES!

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.

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.

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.

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.

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...

3rd grade
show me a base-ten drawing

10th grade English
wat a noun

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

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