## Lakshya Education MCQs

Question:

1. The number ( 6n2 + 6n ) for the natural number n is always divisible by :

Options:
 A. 6 only B. 6 and 12 C. 12 only D. 18 only

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## More Questions on This Topic :

Question 1.

The numbers 1, 3, 5, ….., 25 are multiplied  together . The number  of zeros at the right end of the product is :

Options:
1.    0
2.    1
3.    2
4.    3
Question 2.

1. It is given that ( 232 + 1 )  is exactly divisible by a certain number. Which of the following is also definitely divisible by the same number ?

Options:
1.    ( 216 + 1 )
2.     ( 216 – 1 )
3.     ( 7 x 233 )
4.     ( 296 + 1 )
Question 3.

The number 2272 and 875 are dividing by a three – digit number N, giving the same remainder , the sum of the digit of N is :

Options:
1.    10
2.    11
3.    12
4.    13
Question 4.

1. On multiplying a number by 7 , all the digits in the product appear as 3’s . The smallest such number is :

Options:
1.    47619
2.    47719
3.     48619
4.    47649
Question 5.

There are four prime numbers written in ascending order . The product of first three is 385 and that of the last three is 1001 . The first number is :

Options:
1.    5
2.    7
3.    11
4.    17
Question 6.

1. A positive number which when added to 1000 , gives a sum which is greater than

when it is multiplied by 1000. this  integer is :

Options:
1.    1
2.    12
3.    13
4.    20