How to determine if an expression is rational or irrational?

Roger has a nail that is 12 centimeters long. He measures and records the length of the nail as 15 centimeters. What is the percent error in Roger's measurement? 15% 17% 20% 25%

How to use numbers and symbols to represent mathematical ideas

A 32 -inch board is to be cut into three pieces so that the second piece is twice as long as the first piece and the third piece is 55 times as long as the first piece.

John goes to therapy twice a week, four weeks monthly If the total expenditure per month for therapy is 5000$, what will be the expense per session of therapy?

There are at least 27 visitors to the nurses office each day at school. Which inequality represents the number of visitors to the nurses office?

Solve algebraically x-4y=-10 x+y=5

Which of these are measures of central tendency that can be found for this list of baseball players' home-run totals? Check all that apply. 25, 42, 19, 34, 25, 19, 6, 23, 20, 42, 21, 19, 30 A. Mean B. Range C. Standard deviation D. Median E. Mode

If a rectangle had a perimeter of 36 feet and 4 feet wide what's the area

Describe some everyday situations in which you need to change fractions to decimals

Which three-dimensional figure has exactly three rectangular faces? rectangular prism rectangular pyramid triangular prism triangular pyramid V