Scroll:Real number system >> Rational number >> saq (4415)


Written Instructions:

For each Multiple Choice Question (MCQ), four options are given. One of them is the correct answer. Make your choice (1,2,3 or 4). Write your answers in the brackets provided..

For each Short Answer Question(SAQ) and Long Answer Question(LAQ), write your answers in the blanks provided.

Leave your answers in the simplest form or correct to two decimal places.



 

1)  

 The product of two rational numbers is 35. If one of the numbers is 65 , find the other rational number.


Answer:_______________




2)  

 The product of two rational numbers is 63. If one of the numbers is 64 , find the other rational number.


Answer:_______________




3)  

 The product of two rational numbers is 84. If one of the numbers is 56 , find the other rational number.


Answer:_______________




4)  

 The product of two rational numbers is 74. If one of the numbers is 16 , find the other rational number.


Answer:_______________




5)  

 The product of two rational numbers is 64. If one of the numbers is 64 , find the other rational number.


Answer:_______________




6)  

 The product of two rational numbers is 53. If one of the numbers is 35 , find the other rational number.


Answer:_______________




7)  

 The product of two rational numbers is 55. If one of the numbers is 67 , find the other rational number.


Answer:_______________




8)  

 The product of two rational numbers is 35. If one of the numbers is 54 , find the other rational number.


Answer:_______________




9)  

 The product of two rational numbers is 43. If one of the numbers is 46 , find the other rational number.


Answer:_______________




10)  

 The product of two rational numbers is 23. If one of the numbers is 64 , find the other rational number.


Answer:_______________




 

1)  

 The product of two rational numbers is 35. If one of the numbers is 65 , find the other rational number.

Answer: 12


SOLUTION 1 :

Soln  :

The product of two rational numbers = 35

One rational number          =   65

Given number x required number  =   35

    65  x required number      =   35

    Required number   =   35 x 56

                                        = 12



2)  

 The product of two rational numbers is 63. If one of the numbers is 64 , find the other rational number.

Answer: 43


SOLUTION 1 :

Soln  :

The product of two rational numbers = 63

One rational number          =   64

Given number x required number  =   63

    64  x required number      =   63

    Required number   =   63 x 46

                                        = 43



3)  

 The product of two rational numbers is 84. If one of the numbers is 56 , find the other rational number.

Answer: 125


SOLUTION 1 :

Soln  :

The product of two rational numbers = 84

One rational number          =   56

Given number x required number  =   84

    56  x required number      =   84

    Required number   =   84 x 65

                                        = 125



4)  

 The product of two rational numbers is 74. If one of the numbers is 16 , find the other rational number.

Answer: 212


SOLUTION 1 :

Soln  :

The product of two rational numbers = 74

One rational number          =   16

Given number x required number  =   74

    16  x required number      =   74

    Required number   =   74 x 61

                                        = 212



5)  

 The product of two rational numbers is 64. If one of the numbers is 64 , find the other rational number.

Answer: 11


SOLUTION 1 :

Soln  :

The product of two rational numbers = 64

One rational number          =   64

Given number x required number  =   64

    64  x required number      =   64

    Required number   =   64 x 46

                                        = 11



6)  

 The product of two rational numbers is 53. If one of the numbers is 35 , find the other rational number.

Answer: 259


SOLUTION 1 :

Soln  :

The product of two rational numbers = 53

One rational number          =   35

Given number x required number  =   53

    35  x required number      =   53

    Required number   =   53 x 53

                                        = 259



7)  

 The product of two rational numbers is 55. If one of the numbers is 67 , find the other rational number.

Answer: 76


SOLUTION 1 :

Soln  :

The product of two rational numbers = 55

One rational number          =   67

Given number x required number  =   55

    67  x required number      =   55

    Required number   =   55 x 76

                                        = 76



8)  

 The product of two rational numbers is 35. If one of the numbers is 54 , find the other rational number.

Answer: 1225


SOLUTION 1 :

Soln  :

The product of two rational numbers = 35

One rational number          =   54

Given number x required number  =   35

    54  x required number      =   35

    Required number   =   35 x 45

                                        = 1225



9)  

 The product of two rational numbers is 43. If one of the numbers is 46 , find the other rational number.

Answer: 21


SOLUTION 1 :

Soln  :

The product of two rational numbers = 43

One rational number          =   46

Given number x required number  =   43

    46  x required number      =   43

    Required number   =   43 x 64

                                        = 21



10)  

 The product of two rational numbers is 23. If one of the numbers is 64 , find the other rational number.

Answer: 49


SOLUTION 1 :

Soln  :

The product of two rational numbers = 23

One rational number          =   64

Given number x required number  =   23

    64  x required number      =   23

    Required number   =   23 x 46

                                        = 49