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Circle the multiples of 6 in the given numbers

1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
21 22 23 24 25 26 27 28 29 30

Important Questions on Be My Multiple, I'll be Your Factor

EASY
One of the factors of 82k+52k, where k is an odd number, is:
EASY
Calculate the total number of prime factors in the expression:

911×57×75×32×172

MEDIUM
The number of factors of 3600 is:
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Consider the number N=126×38×53. Which of the following statements is/are correct?

1. The number of odd factors of N is 60.

2. The number of even factors of N is 720.

Select the correct answer using the code given below:

EASY

The prime factorisation of 240 is:

(A) 23×32×5 

(B) 24×32×5

(C) 24×3×5

(D) 25×3×5

 

MEDIUM

Consider the following statements in respect of all factors of 360:

1. The number of factors is 24.

2. The sum of all factors is 1170.

Which of the above statements is/are correct?

MEDIUM
When 732 is divided by a positive integer x, the remainder is 12. How many values of x are there?
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Which of the following statement(s) is/are true?

I. There are 12 multiples of 9 from 7 to 109.

II. There are 9 multiples of 13 from 19 to 119.

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How many positive factors of 24 are there?
EASY
How many positive factors of 68 are there?
EASY

The total number of factors of 1156 is: 

(A) 9 

(B) 8 

(C) 10 

(D) 11 

EASY

The sum of all the factors of 156 is: 
(A) 392
(B) 235
(C) 390
(D) 379

MEDIUM

What is the number of Prime factor in 1518×410×69.

MEDIUM

Find the first two common multiples of 3 and 5.

MEDIUM

Find the first 5 multiples of 5, 8 and 12.

EASY

Since, 7×3=2121 is a multiple of both 7 and 3.

MEDIUM

Find the first two common multiples of 10 and 5.

MEDIUM

To play this game, everyone stands in a circle. One player calls out ‘one’. The next player says ‘two’ and so on. One who forgets to say ‘Meow’ is out of the game. Play the game by changing the number to 4. Now, which numbers did you replace with ‘Meow’?

These numbers are the multiples of 4.
 

MEDIUM

Ring the numbers that are multiples of 3. Put a square around the multiples of 5. List their common multiples.

1, 2, 3, 4, 5, 6, 7, 8, 9,10

11, 12, 13, 14, 15, 16, 17,18, 19, 20

21, 22, 23, 24, 25, 26, 27, 28, 29, 30

EASY

Use the given number line to list the common multiples of 2 and 4.

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