Is 0.90090009 an irrational number

Jason ran 325 m farther than kim. kim ran 4.2 kilometers. how many meters did jason run?

Let the Universal Set, S, have 140 elements. A and B are subsets of S. Set A contains 76 elements and Set B contains 16 elements. If the total number of elements in either A or B is 91, how many elements are in A but not in B?

Paul's average for 3 tests was 85. The average of his scores for the first 2 tests was also 85. What was his score for the third test?

About how much greater is the perimeter of a square with area of 250 square meters than a square of 125 square meters?

Question 1 : Can 2 Yards And 60 Inches Be Expressed as a ratio. If Yes, Express In Simplest Form. Question 2 : Can 3 Gallons And 5 Tons Be Expressed As A ratio. If Yes, Express In Simplest Form.

6. Write an expression that is equivalent to 4 + 3 (5 + x).

Which is greater, 300 kelvins or 25 degrees Celsius? Showhow you got the answer

Solve the system of equation. 5x+2y=9 y=7

The function ƒ (x) = x2 is not one-to-one. Find a portion of the domain where the function is one-to-one and find an inverse function.

Find the value of h (45) for the function below H (x) = 1/9 (90-x)