MCQ 11 Mark
What least value must be given to $n$ so that the number $6135 n 2$ becomes divisible by 9 ?
- ✓1
- B3
- C6
- D4
Answer
View full question & answer→Correct option: A.
1
A
Questions
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25 questions · timed · auto-graded
MCQ 21 Mark
Find the multiple of 11 in the following numbers.
- A112144
- B447355
- C869756
- ✓978626
Answer
View full question & answer→Correct option: D.
978626
D
MCQ 31 Mark
In a 3-digit number, if the middle digit is equal to the sum of the other two digits, then it is a multiple of
- A9
- B10
- ✓11
- DNone of these
Answer
View full question & answer→Correct option: C.
11
C
MCQ 41 Mark
What least value must be given to ${ }^*$ so that $97215^* 6$ is divisible by 11 ?
- A1
- B2
- ✓3
- D5
Answer
View full question & answer→Correct option: C.
3
C
MCQ 51 Mark
The number $111,111,111,111$ is divisible by
- A9 and 11
- B5 and 9
- ✓3 and 11
- D5 and 11
Answer
View full question & answer→Correct option: C.
3 and 11
C
MCQ 61 Mark
What least value must be assigned to ${ }^*$ so that the number $91876^* 2$ is divisible by 8 ?
- A1
- B2
- ✓3
- D4
Answer
View full question & answer→Correct option: C.
3
C
MCQ 71 Mark
The number 12345674 is divisible by
- A3
- B5
- C9
- ✓11
Answer
View full question & answer→Correct option: D.
11
D
MCQ 81 Mark
Consider the following statements :
(i) In a given whole number, if the sum of the odd numbered digits is equal to the sum of even numbered digits, then the number is divisible by 11 .
(ii) In a given whole number, if the difference of sums of odd numbered digits and even numbered digits is divisible by 11 , then the number is divisible by 11 . Ofthese statements
(i) In a given whole number, if the sum of the odd numbered digits is equal to the sum of even numbered digits, then the number is divisible by 11 .
(ii) In a given whole number, if the difference of sums of odd numbered digits and even numbered digits is divisible by 11 , then the number is divisible by 11 . Ofthese statements
- Aonly (i) is correct
- ✓both (i) and (ii) are correct
- Conly (ii) is correct
- Dboth (i) and (ii) are wrong
Answer
View full question & answer→Correct option: B.
both (i) and (ii) are correct
B
MCQ 91 Mark
What number should replace $M$ in the following multiplication problem?
- ✓$0$
- B2
- C4
- D8
Answer
View full question & answer→Correct option: A.
$0$
A
MCQ 101 Mark
Find the missing number in the following addition problem :
- A$0$
- B4
- ✓6
- D9
Answer
View full question & answer→Correct option: C.
6
C
MCQ 111 Mark
If $(p-1)$ is an odd number, what are the two other odd numbers nearest to it?
- A$p+1, p+3$
- B$p, p-2$
- ✓$p-3, p+1$
- D$p-3, p-5$
Answer
View full question & answer→Correct option: C.
$p-3, p+1$
C
MCQ 121 Mark
If $x$ and $y$ are both odd numbers, which of the following is an even number?
- ✓$x+y$
- B$x+y+1$
- C$x y+2$
- D$x y$
Answer
View full question & answer→Correct option: A.
$x+y$
A
MCQ 131 Mark
If $m, n, p$ be the digits of a number beginning from the left, the number is
- A$m n p$
- B$m+10 n+100 p$
- C$10 m+n+100 p$
- ✓$100 m+10 n+p$
Answer
View full question & answer→Correct option: D.
$100 m+10 n+p$
D
MCQ 141 Mark
$3-3+3-3+$ __________101 terms $=$ ?
- A-3
- B$0$
- ✓3
- DNone of these
Answer
View full question & answer→Correct option: C.
3
C
MCQ 151 Mark
If the number $357^* 25^*$ is divisible by both 3 and 5 , then the missing digits in the units place and the thousands place respectively are
- ✓0, 2
- B0, 6
- C5, 1
- D5, 4
Answer
View full question & answer→Correct option: A.
0, 2
A
MCQ 161 Mark
How many of the following numbers are divisible by 3 but not by 9 ?
$2133,2343,3474,4131,5286,5340,6336,7347,8115,9276$
$2133,2343,3474,4131,5286,5340,6336,7347,8115,9276$
- A5
- ✓6
- C7
- DNone of these
Answer
View full question & answer→Correct option: B.
6
B
MCQ 171 Mark
Consider the following statements : The numbers 24984, 26784 and 28584 are
(i) divisible by 3$\quad$(ii) divisible by 4$\quad$(iii) divisible by 9
Which of these are correct?
(i) divisible by 3$\quad$(ii) divisible by 4$\quad$(iii) divisible by 9
Which of these are correct?
- A(i) and (ii)
- B(ii) and (iii)
- C(i) and (iii)
- ✓(i), (ii) and (iii)
Answer
View full question & answer→Correct option: D.
(i), (ii) and (iii)
D
MCQ 181 Mark
The number $715938^*$ is divisible by 4. The unknown non-zero digit marked as $*$ will be
- ✓2
- B3
- C4
- D6
Answer
View full question & answer→Correct option: A.
2
A
MCQ 191 Mark
If $42^* 8$ is a multiple of 9, then the digit represented by $*$ is
- A$0$
- B1
- C2
- ✓4
Answer
View full question & answer→Correct option: D.
4
D
MCQ 201 Mark
Numbers that read the same backwards and forwards are called palindromes; e.g., 12321 is a palindrome. How many palindromes are there from 100 to 500 ?
- ✓40
- B50
- C70
- D100
Answer
View full question & answer→Correct option: A.
40
A
MCQ 211 Mark
The units digit in the sum $(124)^{124}+(125)^{125}$ is:
- ✓1
- B2
- C3
- D9
Answer
View full question & answer→Correct option: A.
1
A
MCQ 221 Mark
$\left(1-\frac{1}{3}\right)\left(1-\frac{1}{4}\right)\left(1-\frac{1}{5}\right) \ldots \ldots\left(1-\frac{1}{25}\right)$ is equal to:
- A$\frac{1}{25}$
- ✓$\frac{2}{25}$
- C$\frac{3}{25}$
- D$\frac{25}{2}$
Answer
View full question & answer→Correct option: B.
$\frac{2}{25}$
B
MCQ 231 Mark
When a number is divided by 91 , the remainder is 43 . On dividing the same number by 13, the remainder will be:
- A1
- B2
- ✓4
- D11
Answer
View full question & answer→Correct option: C.
4
C
MCQ 241 Mark
Which of the following is the greatest?
- A333
- ✓$3^{33}$
- C$33^3$
- D$3^{3^3}$
Answer
View full question & answer→Correct option: B.
$3^{33}$
B
MCQ 251 Mark
On dividing the sum of 472,724 and 247 , by 111 , the quotient is:
- Aan even number
- Ban odd number
- Ca prime number
- ✓both (b) and (c)
Answer
View full question & answer→Correct option: D.
both (b) and (c)
D