Scroll:Division >> Divisibility rules >> mcq (3556)


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)  

 Is 842 divisible by 2




(                    )




2)  

 Is 150 divisible by 5




(                    )




3)  

 Is 6219 divisible by 9




(                    )




4)  

 Is 3618 divisible by 3




(                    )




5)  

 Is 239 divisible by 2




(                    )




6)  

 Is 989 divisible by 10




(                    )




7)  

 Is 318 divisible by 6




(                    )




8)  

 Is 830 divisible by 10




(                    )




9)  

 Is 328 divisible by 4




(                    )




10)  

 Is 212 divisible by 2




(                    )




 

1)  

 Is 842 divisible by 2



Answer: 2


SOLUTION 1 :

Reaminder

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

Try the "divisible by 2" rule on 842

Look at the units digit:

842

The units digit is 

The rule says that 842 is divisible by 2.



2)  

 Is 150 divisible by 5



Answer: 1


SOLUTION 1 :

Reaminder

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

Try the "divisible by 5" rule on 150

Look at the units digit:

150

The units digit is 

The rule says that 150 is divisible by 5.



3)  

 Is 6219 divisible by 9



Answer: 2


SOLUTION 1 :

Reaminder

A number is divisible by 9 if the sum of its digits is divisible by 9. .

Try the "divisible by 9" rule on 6219

Find the sum of the digits:

a+b+c+d

 is divisible by 9.

The rule says that 6219 is divisible by 9.



4)  

 Is 3618 divisible by 3



Answer: 2


SOLUTION 1 :

Reaminder

A number is divisible by 3 if the sum of its digits is divisible by 3.

Try the "divisible by 3" rule on 3618

Find the sum of the digits:

a+b+c+d

 is divisible by 3.

The rule says that 3618 is divisible by 3.



5)  

 Is 239 divisible by 2



Answer: 1


SOLUTION 1 :

Reaminder

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

Try the "divisible by 2" rule on 239

Look at the units digit:

239

The units digit is 

The rule says that 239 is not divisible by 2.



6)  

 Is 989 divisible by 10



Answer: 2


SOLUTION 1 :

Reaminder

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

Try the "divisible by 10" rule on 989

Look at the units digit:

989

The units digit is not in 0

The rule says that 989 is not divisible by 10.



7)  

 Is 318 divisible by 6



Answer: 1


SOLUTION 1 :

Reaminder

A number is divisible by 6 if it is divisible by both 2 and 3.
It is divisible by 2 if its units digit is 0, 2, 4, 6, or 8.
It is divisible by 3 if the sum of its digits is divisible by 3.

Try the "divisible by 6" rule on 318.

First check if 318 is divisible by 2.

Look at the units digit:

318

So, the number is divisible by 2.

Now check if 318 is divisible by 3.

Find the sum of the digits: a+b+c

 is divisible by 3. So, the number is divisible by 3.

The rule says that 318 is divisible by 6.
 



8)  

 Is 830 divisible by 10



Answer: 1


SOLUTION 1 :

Reaminder

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

Try the "divisible by 10" rule on 830

Look at the units digit:

830

The units digit is 

The rule says that 830 is divisible by 10.



9)  

 Is 328 divisible by 4



Answer: 2


SOLUTION 1 :

Reaminder

A number is divisible by 4 if the number formed by its last two digits is divisible by 4.

Try the "divisible by 4" rule on 328.

 

Look at the number formed by the last two digits:

The rule says that 328 is  divisible by 4.

 



10)  

 Is 212 divisible by 2



Answer: 2


SOLUTION 1 :

Reaminder

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

Try the "divisible by 2" rule on 212

Look at the units digit:

212

The units digit is 

The rule says that 212 is divisible by 2.