How many centremeters in 8 inches?

How do you know what is negative and positive on ballast? Is a polygram a parallelogram? How Many times does 2 go to 216? What word has the same prefix as decagon? What are 2 decimals equivalent to 450.6? Is we're a compound word? What is 2 divided into 5.0? What is a statement formed to express the equivelent of two ratios? If a triangle has a 50 degree angle what are the measure of the two other sides? Is -2 a whole? What is the average of 18 56 and 34? Are there more rational numbers or irrational Numbers? What Two numbers of equal value that can be multiplied to equal 196.08? How long is a 2 cm? What is 47 percent as a fraction? If 1 meter equals 100 cm how much does 3 meters equal? Does a five point star have regular symmetry? How many square inches are in a 17 inch diameter circle? What is 742 as a product of its prime factor? What percent is 16 out of 56?