## Grade 8 - Rational-Numbers

### Choose correct answer(s) from given choice

1)Which of the following statements is false:
 a. Every prime number is a rational number b. Every rational number is an integer c. 0 is a rational number d. Every negative number is a rational number
2)Which of the following is a positive integer and a rational number?
a.
 19 9

b. -12
c. 0.18 d. 44
3)Which of the following is a rational number(s) ?
a.
 4 -11

b.
 -1 -15

c.
 6 10

d. All of these
4)What is the largest rational number that can be formed using 2 of the numbers below in the form of
 p q
?
654, 724, 776, 181, 644, 237
a.
 776 237

b.
 237 776

c.
 776 181

d.
 724 181

5)If
 p q
=
 m n
, then which of the following is always true:
a. p x m = n x q b. p x n = m x q
c.
 n m
=
 p q

d. p x q = m x n
6)if
 -8 X
=
 X 8
, then X is ___________
 a. a prime number b. a whole number c. not a rational number d. an integer
7)Regarding rational numbers:
A. The quotient of two integers is always a rational number and
B.
 1 0
is not a rational number

Which of the following statements is correct ?
 a. A is false but B is a correct explanation of A b. A is correct but B is incorrect. c. A is correct and B is correct explanation of A d. Both A and B are incorrect.

### Fill in the blanks

8)Fill in the blank to make the two rational numbers equivalent

 6 10
=
 130

 5 13
=
 91

 9) The rational number that does not have a reciprocal is
10)What rational number results from the following:
3 + 5 x 8 - 3 + 28 ÷ 52 =

4 + 6 x 6 - 3 + 179 ÷ 49 =