A scientist estimated that a mixture would need 5 millimeters of a chemical to balance. The actual amount d was 7 millimeters. What was the percent error of the scientists estimation?

Chris earns a fixed amount of money every month. At the end of 2 years, Chris had earned $86,688. He earned $ each year. He earned $ every month.

Whats bad about the metric system

Whats divisible by 90 2,3,4,5,6,9,10

Find r for the geometric series s5=244 a1=4 and a5=324

How do u make a table for 2x - y = 1

If a Roadrunner ran 80 miles and 4 hours, how long will it take the Roadrunner to run 60 miles? Explain or show how you determined this.

How tall is now that is 10 meters in length and 5 meters in width

Priya looks at the inequalities 12-X>5 and says " I subtract a number from 12 and wants a result that is bigger than 5. That means that the solutions should be values of x that are smaller than something.

If f (x) = 2x2 + 2, find f (5).

Dave received 120$ for his birthday from his parents and his friends. He went on a shopping spree and spent 2/5 of his money on a t-shirt and 1/6 on mountain bike magazines. How much money does he have left.