Scroll:Algebra >> Term III Ex 1.2 >> saq (4458)


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)  

Selvan's father gave him 50. Now he has 170. How much money did Selvan have in the begining


Answer:_______________




2)  

Murugan's father gave him 80. Now he has 120. How much money did Murugan have in the begining


Answer:_______________




3)  

Aravindh's father gave him 50. Now he has 130. How much money did Aravindh have in the begining


Answer:_______________




4)  

Karna's father gave him 40. Now he has 140. How much money did Karna have in the begining


Answer:_______________




5)  

Murugan's father gave him 40. Now he has 130. How much money did Murugan have in the begining


Answer:_______________




6)  

Karna's father gave him 40. Now he has 120. How much money did Karna have in the begining


Answer:_______________




7)  

Kumar's father gave him 60. Now he has 160. How much money did Kumar have in the begining


Answer:_______________




8)  

Chidambaram's father gave him 70. Now he has 150. How much money did Chidambaram have in the begining


Answer:_______________




9)  

Barathan's father gave him 60. Now he has 150. How much money did Barathan have in the begining


Answer:_______________




10)  

Kumar's father gave him 40. Now he has 120. How much money did Kumar have in the begining


Answer:_______________




 

1)  

Selvan's father gave him 50. Now he has 170. How much money did Selvan have in the begining

Answer: 120


SOLUTION 1 :

Let the amount of money Selvan had in the begining x.

Money given by Selvans father is 50

Given,

x + 50 = 170

x = 170 - 50    ( on transposing + 50 becomes - 50 )

x = 120

Hence, the amount of money Selvan had in the begining is 120.



2)  

Murugan's father gave him 80. Now he has 120. How much money did Murugan have in the begining

Answer: 40


SOLUTION 1 :

Let the amount of money Murugan had in the begining y.

Money given by Murugans father is 80

Given,

y + 80 = 120

y = 120 - 80    ( on transposing + 80 becomes - 80 )

y = 40

Hence, the amount of money Murugan had in the begining is 40.



3)  

Aravindh's father gave him 50. Now he has 130. How much money did Aravindh have in the begining

Answer: 80


SOLUTION 1 :

Let the amount of money Aravindh had in the begining x.

Money given by Aravindhs father is 50

Given,

x + 50 = 130

x = 130 - 50    ( on transposing + 50 becomes - 50 )

x = 80

Hence, the amount of money Aravindh had in the begining is 80.



4)  

Karna's father gave him 40. Now he has 140. How much money did Karna have in the begining

Answer: 100


SOLUTION 1 :

Let the amount of money Karna had in the begining y.

Money given by Karnas father is 40

Given,

y + 40 = 140

y = 140 - 40    ( on transposing + 40 becomes - 40 )

y = 100

Hence, the amount of money Karna had in the begining is 100.



5)  

Murugan's father gave him 40. Now he has 130. How much money did Murugan have in the begining

Answer: 90


SOLUTION 1 :

Let the amount of money Murugan had in the begining x.

Money given by Murugans father is 40

Given,

x + 40 = 130

x = 130 - 40    ( on transposing + 40 becomes - 40 )

x = 90

Hence, the amount of money Murugan had in the begining is 90.



6)  

Karna's father gave him 40. Now he has 120. How much money did Karna have in the begining

Answer: 80


SOLUTION 1 :

Let the amount of money Karna had in the begining y.

Money given by Karnas father is 40

Given,

y + 40 = 120

y = 120 - 40    ( on transposing + 40 becomes - 40 )

y = 80

Hence, the amount of money Karna had in the begining is 80.



7)  

Kumar's father gave him 60. Now he has 160. How much money did Kumar have in the begining

Answer: 100


SOLUTION 1 :

Let the amount of money Kumar had in the begining x.

Money given by Kumars father is 60

Given,

x + 60 = 160

x = 160 - 60    ( on transposing + 60 becomes - 60 )

x = 100

Hence, the amount of money Kumar had in the begining is 100.



8)  

Chidambaram's father gave him 70. Now he has 150. How much money did Chidambaram have in the begining

Answer: 80


SOLUTION 1 :

Let the amount of money Chidambaram had in the begining y.

Money given by Chidambarams father is 70

Given,

y + 70 = 150

y = 150 - 70    ( on transposing + 70 becomes - 70 )

y = 80

Hence, the amount of money Chidambaram had in the begining is 80.



9)  

Barathan's father gave him 60. Now he has 150. How much money did Barathan have in the begining

Answer: 90


SOLUTION 1 :

Let the amount of money Barathan had in the begining y.

Money given by Barathans father is 60

Given,

y + 60 = 150

y = 150 - 60    ( on transposing + 60 becomes - 60 )

y = 90

Hence, the amount of money Barathan had in the begining is 90.



10)  

Kumar's father gave him 40. Now he has 120. How much money did Kumar have in the begining

Answer: 80


SOLUTION 1 :

Let the amount of money Kumar had in the begining x.

Money given by Kumars father is 40

Given,

x + 40 = 120

x = 120 - 40    ( on transposing + 40 becomes - 40 )

x = 80

Hence, the amount of money Kumar had in the begining is 80.