RATIONAL NUMBER GRADE 8

Which of the following statement is true?

• Every point on the number line represent a rational number

• The product of rational number and its reciprocal is 0.

Which of the following is a rational number?

• 1.1478......

• 0.333

• π

• 1.41421356...

What is the sum of 3/4 and 2/3?

• 11/12

• 1 1/12

• 5/7

• 1 1/2

Which of the following is a rational number?

• 0.75

• √2

• π

• 0.333

What is the reciprocal of 5?

• 1/5

• 5

• 0.2

• 2

Which of the following statement is true?

• The sum of two rational numbers is always irrational

• The product of two rational numbers is always rational number.

• 1.254... is a rational number

• All rational number is a integers

• Commutativity of addition

• Associativity of multiplication

• Distributivity of multiplication over addition

• Distributivity of addition over multiplication

What is the product of 1/2 and its reciprocal?

• 1

• 0.5

• 2

• 0

Which of the following options are true ?

Statement - 1 : Rational numbers are closed under division.

Statement -2 : For every rational number x, x+1 = x

• Statement - 1 is true, Statement - 2 is false
• Statement - 1 is false, Statement - 2 is false
• Statement - 1 is true, Statement - 2 is true
• Statement - 1 is false, Statement - 2 is true

• 15/9
• 35/9
• 40/9
• 35/8