How many edges does a 3d-rectangle have?

What was the price for a 1950 newspaper? What is the mean of these numbers 18 15 21 10 24 21 18 16 20 22 18 18 12 21 25 20 19 23? What a half of 24? What is the area of a circle with a radius of 4.7? What is 27.05 as a fraction and decimal? What is the importance of sampling theorem? How thick is 350 micron in micro-inches? This is what you call a budget where you spend no more than you have? What is 9x equals 204? How many concrete blocks will you need to cover 150 sq ft? How many sides are there in a dice? How much do 80 2 pound coins weigh? How do you calculate the height of a parallelogram? Solve the equation- X cubed plus 4x squared plus x minus 6 equals 0? Is -80 a whole number? Can you use centimeters to measure a fish tank or swimming pool? What is size of a whole? What is the formula for finding surface area of a sphere? Bi means 2 tri means 3 what is 11? Does the x axis number or the y axis number come first in an ordered pair?