Scroll:Number theory >> Divisibility rules >> saq (3886)


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)  

6, 568, 16   is divisible by 10.




Answer:_______________




2)  

Is 49446 divisible by 2




Answer:_______________




3)  

Type a digit that makes this statement true.

7,  910,  53               is divisible by 10.


Answer:_______________




4)  

Is 6, 612, 130 divisible by 5




Answer:_______________




5)  

Which digit makes this sentence true

Is 65, 15 divisible by 2






Answer:_______________




6)  

3, 276, 75   is divisible by 10.




Answer:_______________




7)  

Is 65544 divisible by 2




Answer:_______________




8)  

Type a digit that makes this statement true.

3,  265,  72               is divisible by 10.


Answer:_______________




9)  

Is 3, 635, 805 divisible by 5




Answer:_______________




10)  

Which digit makes this sentence true

Is 24, 82 divisible by 2






Answer:_______________




 

1)  

6, 568, 16   is divisible by 10.



Answer: 2


SOLUTION 1 :

Remember:

A number is divisible by 10 if its units digit is 0.

Since the number 6, 568, 16 is divisible by 10,


The units digit is 3.

The rule says that 6, 568, 16 is not divisible by 10.

 



2)  

Is 49446 divisible by 2



Answer: 2


SOLUTION 1 :

Remember:

A number is divisible by 2 if its units digit is 0, 2, 4, 6, or 8.

Solve:

Try the "divisible by 2" rule on 49, 44, 6.

Look at the units digit:

49446

The units digit is 6.

The rule says that 49, 44, 6 is divisible by 2.



3)  

Type a digit that makes this statement true.

7,  910,  53        Answer: 0        is divisible by 10.


SOLUTION 1 :

Remember:

A number is divisible by 10 if its units digit is 0.

Since the number 7, 910, 53  is divisible by 10, the missing end digit must be 0.

 



4)  

Is 6, 612, 130 divisible by 5



Answer: 1


SOLUTION 1 :

Remember:

A number is divisible by 5 if its units digit is 0 or 5.

Solve:

Try the "divisible by 5" rule on 6, 612, 130.

Look at the units digit:

6, 612, 130

The units digit is 5.

The rule says that 6, 612, 130 is divisible by 5.



5)  

Which digit makes this sentence true

Is 65, 15 divisible by 2





Answer: 3


SOLUTION 1 :

Remember:

A number is divisible by 2 if its units digit is 0,  2,  4,  6, or 8.

Solve:

Try the "divisible by 2" rule on 65, 15, 4.

Look at the units digit:

65, 15, 4

The units digit is 4.

The rule says that 65, 15, 4 is divisible by 2.



6)  

3, 276, 75   is divisible by 10.



Answer: 1


SOLUTION 1 :

Remember:

A number is divisible by 10 if its units digit is 0.

Since the number 3, 276, 75 is divisible by 10,


The units digit is 5.

The rule says that 3, 276, 75 is not divisible by 10.

 



7)  

Is 65544 divisible by 2



Answer: 1


SOLUTION 1 :

Remember:

A number is divisible by 2 if its units digit is 0, 2, 4, 6, or 8.

Solve:

Try the "divisible by 2" rule on 65, 54, 4.

Look at the units digit:

65544

The units digit is 4.

The rule says that 65, 54, 4 is divisible by 2.



8)  

Type a digit that makes this statement true.

3,  265,  72        Answer: 0        is divisible by 10.


SOLUTION 1 :

Remember:

A number is divisible by 10 if its units digit is 0.

Since the number 3, 265, 72  is divisible by 10, the missing end digit must be 0.

 



9)  

Is 3, 635, 805 divisible by 5



Answer: 1


SOLUTION 1 :

Remember:

A number is divisible by 5 if its units digit is 0 or 5.

Solve:

Try the "divisible by 5" rule on 3, 635, 805.

Look at the units digit:

3, 635, 805

The units digit is 5.

The rule says that 3, 635, 805 is divisible by 5.



10)  

Which digit makes this sentence true

Is 24, 82 divisible by 2





Answer: 1


SOLUTION 1 :

Remember:

A number is divisible by 2 if its units digit is 0,  2,  4,  6, or 8.

Solve:

Try the "divisible by 2" rule on 24, 82, 6.

Look at the units digit:

24, 82, 6

The units digit is 6.

The rule says that 24, 82, 6 is divisible by 2.