You place a cup of 200oF coffee on a table in a room that is 67oF, and 10 minutes later, it is 195oF. Approximately how long will it be before the coffee is 180oF? Use Newton's law of cooling

What is m^-1 answer fast

How much simple interest would you earn for 5 years at 7 with a beginning principal of 8 000.00

The perimeter of a rectangular sheet of metal is 120 feet, and the area is 800 square feet. The length and width of the rectangular sheet of metal are each multiplied by 6. What is the perimeter of the new sheet?

Peter started with 100 dollars in his bank account. Each month, he puts 20 more dollars in his account. The amount of money in dollars D in his account is given by D = 20m + 100 where m is the number of months he has added 20 dollars to his account.

It takes Josephine 34 minutes to complete her homework assignment of 10 problems, predict how many problems can Josephine complete in 25 minutes

Use cross products to demonstrate whether the two ratios are equivalent in this problem: 4 over 6 times 14 over 21

A rectangle has 3 equal parts. What fraction represents each part.

How to find the sum of an math problem

You and a friend go to the movies and split the cost of the movie tickets and snacks. You pay the bill. You tell your friend he owes only $9 because you owed him $4 from the last time you went to the movies.

Lilly has $123.45 in her bank account she wants to buy a pair of jeans that costs $34.56, a shirt that costs 23.51 and a pair of shoes that cost $54.87 can she make the purchase why or why not