An element with a mass of 680 grams decay by 24.2% per minute. To the nearest minute, how long will it be until there are 10 grams of the element remaining

Why is the answer to a subtraction problem called the difference ...

7/10 what is the percent

If x is 5, then 6x = ?

If two lines are cut by a transversal, the corresponding angles are equal in measure always, sometimes, never

0.24 Write in two equivalent froms

F (x) = x^2+4 solve using the quadratic formula

Round 28.33 the the nearest hundredth

Built in 1599, the Globe Theatre was home to William Shakespeare and his performing company, The Lord Chamberlain's Men. It was a circular amphitheater that stood 3-stories tall and had a diameter of 100 feet.

If 3 is added to a number and the sum is tripled , the result is 21 more than the number. find the number.

The lengths of the base of a trapezoid is 12ft and 5ft the height is 96 in what is the area of the trapezoid