How many hours is 830am to 1200pm and 1245pm to 500pm?

How pieces of sod to cover 16 by 4 area? What is a 3d shape with one flat and one curved face called? What is 0.4 times 0.04? What types of triangles can be formed by taking the cross section of a cube? What number goes into 144 and 160? How do you work out how many miles you have traveled? What is the error in the following sequence 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28? What types of angles are equal beginning with o? What is 100000 times 40? Is 81 and 111 co prime numbers? Why men dont give their numbers? What is the exact weight of 1 ounse of gold? What is the value of 27 degree celsius on the Fahrenheit temperature scale? What is XLCDLXVI in hindu-arabic numeral? Point slope 4 5 and -2 0? Is one half greater than one whole? What does 25K mean in math? What does a nonagon measures? What is 17 divided by 34180? What is the circumference if the area is 4?