How many hours is 830- 530?

What is the volume of a room with a length of 15.2 m and a width of 4.9 m and a height of 4.1 m? What is 20 percent of 54? What is the perimeter of 8.2 m? Is one meter equal to 1000 mm? What is the Difference between a finite set and countable set? What is bigger than one million billion? What is 1 over 80 as a decimal? What is 24 100ths in decimal form? How do you measure the volume of an object in cubic centimeters? How do you write three hundred forth seven thousand seven hundred sixty three dollars and seventy nine cents? Are there more rational than irrational numbers? What is over-dimensioning? Which list of ordered pairs represents solutions to x y 2? What is 16.14 divided by 1000? 1 h on an u? What is 60 percent of 60 percent? How many times does the word forgive occur in the King James Version Bible? What multiplies to -40 but adds to 18? What are some benefits for people over 60? What is 460mm in inches?