What is -45 micron?

What year would you have to be born in to be 63 years old? Harry drove 312 miles on first day in 6 hours how far will he travel next day if drives 8 hours? How is geometry used in the home? How many half hours are in 3 hours and 30 minutes? What ten trillion - ten billion? What is 6 over 10 written as a decimal? What is the greatest even 3-digit composite number? What is 270 plus 8 percent tax? Prime or composite number? What mathematical techniques M.C. Escher use? What does it mean when you look at your watch and the numbers are all matching for example one eleven two twenty two three thirty three and so on? How are all area models of prime numbers similar? What is the median of the integers 1-11? How many 16in.X16in.bricks would you need if the area of a patio is 190 square feet? When measuring board footage for some exotic woods a carpenter must use 1.25 inches for thickness rather than 1 inch in her calculations write 1.25 in expanded form? How much water can a shirt hold? How do you find the square root of expresions? In What way are the letter A and noon alike? Teach a child area of triangle without formula? hi how are yall so do you know this 7-6-5?