1Q is neither a prime number nor a composite number 2Q the only even prime number is .
3Q A prime number has only factors, and.
4Q is the smallest prime number is.
5Q there are prime numbers less then 20.

The product of two negative rational numbers is always zero sometimes zero never zero

What is the number 321,000,000 in scientific notation? also what is the number? ?

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.