Scroll:Measurement >> Mass >> saq (1125)

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)  

A Man has a mass of 75 kg. It is 5 times as heavy as a child. What is their total mass

kg


Answer:_______________




2)  

A dog has a mass of 36 kg.
It is 2 times as heavy as a puppy.
What is their total mass

kg


Answer:_______________




3)  

A book has a mass of 450 g.
It is 10 times as heavy as a toy.
What is their total mass

g


Answer:_______________




4)  

A Man has a mass of 65 kg. It is 5 times as heavy as a child. What is their total mass

kg


Answer:_______________




5)  

A dog has a mass of 24 kg.
It is 2 times as heavy as a puppy.
What is their total mass

kg


Answer:_______________




6)  

A book has a mass of 690 g.
It is 10 times as heavy as a toy.
What is their total mass

g


Answer:_______________




7)  

A Man has a mass of 95 kg. It is 5 times as heavy as a child. What is their total mass

kg


Answer:_______________




8)  

A dog has a mass of 40 kg.
It is 4 times as heavy as a puppy.
What is their total mass

kg


Answer:_______________




9)  

A book has a mass of 660 g.
It is 10 times as heavy as a toy.
What is their total mass

g


Answer:_______________




10)  

A Man has a mass of 60 kg. It is 5 times as heavy as a child. What is their total mass

kg


Answer:_______________




 

1)  

A Man has a mass of 75 kg. It is 5 times as heavy as a child. What is their total mass

Answer: 90 kg


SOLUTION 1 :

Step 1: Mass of child : 1 unit = 75 kg ÷ 5

                                              = 15 kg


Step 2: Total mass of man and child : 15kg + 75 kg = 90 kg

Their total mass is 90 kg.



2)  

A dog has a mass of 36 kg.
It is 2 times as heavy as a puppy.
What is their total mass

Answer: 54 kg


SOLUTION 1 :

Step 1: Mass of Puppy : 1 unit = 36 kg ÷ 2

                                                = 18 kg


Step 2: Total mass of dog and puppy : 18 kg + 36 kg = 54 kg

Their total mass is 54 kg.



3)  

A book has a mass of 450 g.
It is 10 times as heavy as a toy.
What is their total mass

Answer: 495 g


SOLUTION 1 :

Step 1: Mass of Toy : 1 unit = 450 kg ÷ 10

                                            = 45 kg

Step 2: Total mass of  book and toy : 45 kg + 450 kg = 495 kg

Their total mass is 495 kg.



4)  

A Man has a mass of 65 kg. It is 5 times as heavy as a child. What is their total mass

Answer: 78 kg


SOLUTION 1 :

Step 1: Mass of child : 1 unit = 65 kg ÷ 5

                                              = 13 kg


Step 2: Total mass of man and child : 13kg + 65 kg = 78 kg

Their total mass is 78 kg.



5)  

A dog has a mass of 24 kg.
It is 2 times as heavy as a puppy.
What is their total mass

Answer: 36 kg


SOLUTION 1 :

Step 1: Mass of Puppy : 1 unit = 24 kg ÷ 2

                                                = 12 kg


Step 2: Total mass of dog and puppy : 12 kg + 24 kg = 36 kg

Their total mass is 36 kg.



6)  

A book has a mass of 690 g.
It is 10 times as heavy as a toy.
What is their total mass

Answer: 759 g


SOLUTION 1 :

Step 1: Mass of Toy : 1 unit = 690 kg ÷ 10

                                            = 69 kg

Step 2: Total mass of  book and toy : 69 kg + 690 kg = 759 kg

Their total mass is 759 kg.



7)  

A Man has a mass of 95 kg. It is 5 times as heavy as a child. What is their total mass

Answer: 114 kg


SOLUTION 1 :

Step 1: Mass of child : 1 unit = 95 kg ÷ 5

                                              = 19 kg


Step 2: Total mass of man and child : 19kg + 95 kg = 114 kg

Their total mass is 114 kg.



8)  

A dog has a mass of 40 kg.
It is 4 times as heavy as a puppy.
What is their total mass

Answer: 50 kg


SOLUTION 1 :

Step 1: Mass of Puppy : 1 unit = 40 kg ÷ 4

                                                = 10 kg


Step 2: Total mass of dog and puppy : 10 kg + 40 kg = 50 kg

Their total mass is 50 kg.



9)  

A book has a mass of 660 g.
It is 10 times as heavy as a toy.
What is their total mass

Answer: 726 g


SOLUTION 1 :

Step 1: Mass of Toy : 1 unit = 660 kg ÷ 10

                                            = 66 kg

Step 2: Total mass of  book and toy : 66 kg + 660 kg = 726 kg

Their total mass is 726 kg.



10)  

A Man has a mass of 60 kg. It is 5 times as heavy as a child. What is their total mass

Answer: 72 kg


SOLUTION 1 :

Step 1: Mass of child : 1 unit = 60 kg ÷ 5

                                              = 12 kg


Step 2: Total mass of man and child : 12kg + 60 kg = 72 kg

Their total mass is 72 kg.