Yes.
is 5 over 7 a rational number
14/2 = 7 and is therefore both an integer and rational.
Yes a rational number is one which can be represented by one integer over another (possibly the same) integer which cannot be zero. 1 2/7 = (1×7+2)/7 = 9/7 (as an improper fraction) 9/7 is one integer over another integer, so it is a rational number.
Rational.
15/7 is a rational number
No, it is rational 56/7 = 8 which is rational
Rational
Yes - the proper fraction 7/19 is a rational number.
No, it is rational. A rational number is one which can be expressed as a ratio between two integers. Since 22 and 7 are both integers, then 22 over 7 is rational.
43/7 is a mixed number. It is a positive rational number.
Yes. 10/7 is rational because it can be and is written as a ratio.