Multiplication of a non-zero rational number and its reciprocal is

by

Multiplication of a non-zero rational number and its reciprocal is
(a) 0
(b) 1
(c) -1
(d) None of these

Solution:
ML Aggarwal Class 8 Solutions for ICSE Maths Chapter 1 Rational Numbers Objective Type Questions 11

0 ÷ \frac { 2 }{ 3 } is equal to
(a) \frac { 2 }{ 3 }
(b) \frac { 3 }{ 2 }
(c) 0
(d) not defined

Solution:
ML Aggarwal Class 8 Solutions for ICSE Maths Chapter 1 Rational Numbers Objective Type Questions 8

\frac { 2 }{ 3 } ÷ 0 is equal to
(a) \frac { 2 }{ 3 }
(b) \frac { 3 }{ 2 }
(c) 0
(d) not defined

Solution:
ML Aggarwal Class 8 Solutions for ICSE Maths Chapter 1 Rational Numbers Objective Type Questions 9

\frac { p }{ q } +\left( \frac { r }{ s } +\frac { t }{ u } \right) =\left( \frac { p }{ q } +\frac { r }{ s } \right) +\frac { t }{ u } is called
(a) commutative property
(b) associative property
(c) distributive property
(d) None of these

Solution:
ML Aggarwal Class 8 Solutions for ICSE Maths Chapter 1 Rational Numbers Objective Type Questions 10

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