Equation Review with Rational Numbers

A number of the form p/q is said to be a rational number if

• p and q are integers

• p and q are integers and p is not equal to zero.

• p and q are integers and q is not equal to zero.

• and q are integers and p and q both are not equal to zero.

If x be any rational number, than x+0 is

• -x

• 0

• x

• 1/x

Reciprocal of x is

• -x

• 1/x

• x+1

• x

Additive identity of rational numbers is

• 1

• -1

• x

• 0

Multiply 6/13 by the reciprocal of -7/16

• -96/91

• 91/-96

• 96/91

• None of the above

• 0

• 1

Multiplicative Inverse of -5 is

• 0

• 1

• 0

• 1

• -1