171.76 x 555 rounded to the nearest place value

A quadrilateral is circumscribed around a circle. The sum of the lengths of two of its opposite sides is 15 cm. Find the perimeter of the quadrilateral.

Evan has a cell phone plan that costs $30 per month and $0.25 per minute of phone use let y represent the monthly cost of cell phone service after x minutes of phone use

How many weeks are in 1 billion seconds

What is 2491 divided by 53.

The net change for a certain stock is the dollar value change in the stock's closing price from the previous day's closing price. The net changes of three stocks were - 3, 1, and - 2. Which net change has the greatest absolute value?

The diagram shows the dimensions of an office. It costs about $0.11 per year to air condition one cubic foot of space On for average, how much does it cost to air condition the office one month?

Perform the indicated operation. (-10) : (-20) 1/2 -1/2 2 -2

Hello I am making a business and I am about to sell my first bracelet I wanted to know how much should I sell it for? I paid 10$ for all the materials.

4 1/2 + 1 + 2 + 1 1/4 + 1/2 + 2/4 how did you get the answer

Solve for x: - a + 3b > 5