You estimate that a jar contains 68 marbles. The actual number of marbles is 60. find the percent error.

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