algebra
posted by Bill .
Are the following true or false?
1. The difference of two natural numbers is always a natural number.
2. The sum of two natural numbers is always a natural number.
3. The quotient of two natural numbers is always a natural number.
4. The difference of two natural numbers is always an integer.
5. The product of two natural numbers is always a natural number.
6. The ratio of two natural numbers is always positive
7. The quotient of two natural numbers is always a rational number
I think the answers are :
1. T
2. T
3. F
4. T
5. T
6. T
7. T
is this right?

algebra 
John the Math Man
1. The difference of two natural numbers is always a natural number.  False
2. The sum of two natural numbers is always a natural number.  True
3. The quotient of two natural numbers is always a natural number.  False
4. The difference of two natural numbers is always an integer.  True
5. The product of two natural numbers is always a natural number.  True
6. The ratio of two natural numbers is always positive  True
7. The quotient of two natural numbers is always a rational number  True
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