If the diameter of circle C is 3 times greater than the diameter of circle D, the area of circle C is how many times the area of circle D?

Use ΔDEF, shown below, to answer the question that follows: Triangle DEF where angle E is a right angle. DE measures 55. EF measures x. Angle D measures 49 degrees. What is the value of x rounded to the nearest hundredth?

AN employee pays 6.2% of his salary for retirement, 1.45% for medicare, 15% for income tax, and 6.5% for health insurance. What percent of his salary do these deductions total?

A man who moves to a new city sees that there are two routes he could take to work. A neighbor who has lived there a long time tells him Route A will average 5 minutes faster than Route B. The man decides to experiment.

Evaluate 13+6 over y when y=6

What is the slope of a line that is parallel to the line shown on the graph? -4 4

How do you create a model of 15% of 60

35/45 reduced to lowest terms

What is the difference of 1,289 and 943?

A dance instructor counted her students to and saw that they could be divided into 6 equal groups. Did the instructor count 70, 80, 90, or 100 students?

What is the difference in length between 3/4 and 1 1/2