math
posted by Christine .
A cup of brewed tea has 54 milligrams less caffeine than a cup of brewed coffee. If a cup of tea has 66 milligrams of caffeine, how much caffeine is in a cup of coffee?
Respond to this Question
Similar Questions

Physics
A cup of coffee with a mass of 300g is brewed using 9.5 x 10^4 J of energy. What is the mass gain of the cup of coffee from this heating? 
Math
When you drink a cup of coffee or a glass of cola, or when you eat a chocolate bar, the percent, P, of caffeine remaining in your bloodstream is related to the elapsed time, t, in hours, by t=5(logP/log0.5). a) how long will it take … 
Biochemistry
Hi, In this task for our school, we were requested to investigate a method for testing the amount of caffeine content in coffee. There are 3 main questions as fellows 1. What would be a good method to measure the amount of caffeine … 
statistics
The caffeine content of a cup of homebrewed coffee is a normally distributed random variable with a mean of 115 mg with a standard deviation of 20 mg. (a) What is the probability that a randomly chosen cup of homebrewed coffee will … 
Algebra
Hot Java Coffee Company adverties their decaffeinated coffee as 97% caffeine free as compared to their regular caffeinated coffee. If a cup of coffee is 8 ounces, how many ounces of decaffeinated coffee would you have to drink to get … 
MATH MIDDLE SCHOOL
I love chocolate and coffee. I begin by making one cup of hot chocolate. I drink half of my cup and then I fill the cup with coffee. I stir the new mixture and drink half of the cup and then fill the cup again with coffee. I continue … 
Algebra
A cup of coffee contains about 100mg caffeine. The exponential function A(t)=100(0.84)^t is used to calculate the amount of caffeine in a body t hours after the coffee was consumed. Find the amount of caffeine in the body after 4 hours. … 
Math
The Brock family uses a 12cup coffee maker, which leaks. For every 6 cup of coffee brewed, 1/12 cup leaks out. Mrs. Brock makes a full pot. If 4 coffee drinkers receive the same amount, how many cups (use a mixed number) will each … 
physics
ssume all temperatures to be exact. A 0.240kg coffee cup at 27∘C is filled with 0.200kg of brewed coffee at 96∘C. The cup and the coffee come to thermal equilibrium at 84∘C. Part A If no heat is lost to the environment, … 
Stats
Instructions for the Experiment / Data Collection regarding questions 14: Collect data regarding the caffeine content in a 16oz cup of coffee. Collect the amount of caffeine in 20 different brands of coffee. 1.Calculate the following …