How many hours are 530 am till 400 pm?

In conture drawings crossing lines is one way to indicate this? Can an object have zero velocity of the same time that it has acceleration? What is the area of a shape that is 5 foot on the top 10 foot on the bottom and 6 feet tall? What does six eighths egul as a decimal? Is a deposit negative or positive number? What is another name for grids? What does the expression mean cream puffs on a lower shelf? How do you write twenty- two thousandths as a decimal? Sara walks part way around a swimming pool. She walks 50 yards north then 20 yards east then 50 yards south. The magnitude of her total displacement during this walk is yards.? How many inches in one sq feet? How many words fit on a 8.5 by 11 paper? What is 0.125 repeating? What is 6.5 as a fraction in its lowest terms? What are the central angles of a circle? Where is 1 degree 17 minutes S - 36 degrees 49 minutes E? A 22 rifle sighted in at 25 yards will hit where at 50 yards? How much is 99 Fahrenheit in Celsius? How do you write 0.306 as a fraction? Is there a number after 999 quadrillion? What are the multiples for 15 and 9?