How many hours are from 840 am to 5 PM?

How many tiles of 50cm sq are needed to cover a bathroomp of 2 meters long and 1 meter wide? How many square yards is 12 feet x 3 feet? How long is 2 centimeters in ruler? In the Book of James where do 'conflicts and disputes among you' come from? Is 123 an integer? What is a predefined style that can be applied to report or form for Microsoft Access? What happens to the percentage of an income that is taxed when income rises and the tax is a proportional one? My son took Algebra I in 6th grade Honors Geometry in 7th grade and is now taking Honors Algebra II in 8th grade Can he take SAT Math I test after he finishes 8th grade or should he wait till HS? Should i include 0 in the mean? What shape is a trapizuim? How do you write 27653 in expanded form? What does 8 times 2.5 equal? How do you write 53.8 in scientific notation? How many grams are in 13.1cg? What is Bonnet capacity? Solve for x 6x plus 2 equals 14? Is 93.00 a whole number? What is a 11 digit number caled? What is the mathematical expression of law of universal gravitation? What is the name of a shape with 15 sides?