Daily Challenge 03-Dec-2015

Accept this Daily Challenge and Find how intelligent you are:

Ques 1)    The sum of the smallest six-digit number and the greatest five-digit number is:

(a)        199999            (b)        201110            (c)        211110            (d)        1099999

 

Ques 2)   If 6×43 – 46y9 = 1904, which of the following should come in place of x?

(a)        4                      (b)        5                      (c)        9                      (d) cannot determine

 

Ques 3)    12345679 * 72 =?

(a)        88888888        (b)        888888888      (c)        898989898      (d)        9999999998

 

Ques 4)      How many of the following numbers are divisible by 3 but not by 9?

2133, 2343, 3474, 4131, 5286, 5340, 6336, 7347, 8115, 9276

(a)        5                      (b)        6                      (c)        7                      (d)        None of these

 

Ques 5)      A boy multiplied 987 by a certain number and obtained 559981 as his answer. If in the answer both 9       are wrong and the other digits are correct, then the correct answer would be:

(a)        553681            (b)        555181            (c)        555681            (d)        556581

 

Ques 6)   476 ** 0 is divisible by both 3 and 11. The non-zero digits in the hundred’s and ten’s places are respectively:

(a)        7 and 4                        (b)        7 and 5                        (c)        8 and 5                        (d)        None of these

 

Ques 7)    A 3-digit number 4a3 is added to another 3-digit number 984 to give a 4-digit number 13b7, which is divisible by 11. Then, (a + b) =?

(a)        10                    (b)        11                    (c)        12                    (d)        15

 

Ques 8)    ( xn – an ) is completely divisible by (x – a), when

(a)   n is any natural number      (b)   n is an even natural number    (c)   n is and odd natural number

(d)   n is prime number

 

 

Ques 9)   Which one of the following can’t be the square of natural number?

(a)        30976              (b)        75625              (c)        28561              (d)        143642

 

Ques 10)   The sum of all possible two-digit numbers formed from three different one-digit natural numbers when divided by the sum of the original three numbers is equal to:

(a)        18                    (b)        22                    (c)        36                    (d)        None of these

 

Answer:

1. 2. 3. 4. 5. 6. 7. 8. 9. 10.
(a) (b) (b) (b) (c) (c) (a) (a) (d) (b)

 

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