Divisibility by 9
Trending Questions
If 21y5 is a multiple of 9, where y is a digit, what is the value of y?
If 24x is a multiple of 3, where x is a digit, what is the value of x?
Question 43
If 213x27 is divisible by 9, then the value of x is 0.
Question 2
If 31z5 is a multiple of 9, where z is a digit, what is the value of z?
You will find that there are two answers for the last problem. Why is this so?
How many 5-digit numbers divisible by 11 are there containing each of the digits 2, 3, 4, 5, 6?
What is the smallest 5-digit number divisible by 11 and containing each of the digits 2, 3, 4, 5, 6?
- True
- False
A teacher wrote a large number on a board and asked the students to tell about the divisors of the number one by one.
The 1st said, divisible by 2, the 2nd said by 3, the 3rd said by 4 and so on the 30th said the number is divisible by 31.
The teacher then commented that exactly 2 students were wrong, who spoke consecutively.
Which 2 students were wrong? Explain your answer with appropriate justification.
If 5A5 is 3-digit number divisible by 9, then find the value of digit A.
8
9
3
5
Identify a number which is divisible by 5 but not by 10.
60
100
55
10
Take a two digit number 'ab' where a > b. When the difference between this number and the number obtained by reversing its digits is divided by 9, quotient will be equal to
a−b
a+b
a2−b2
a2+b2
(i) 22222
(ii) 444444
(iii) 379654
(iv) 1057982
(v) 6543207
(vi) 818532
(vii) 900163
(viii) 7531622
The greatest four digits number which is divisible by 15, 25, 40 and 75 is:
- 9600
- 9800
- 9300
- 9500
If 21y5 is a multiple of 9, where y is a digit, what is the value of y?
95635 is divisible by 11.
True
False
990 + 9999 is divisible by
3
9
11
7
If the number 41x is divisible by 9, then find the value of digit x.
4
5
3
6
By which of the following numbers is 392 divisible?
9
- 3
- 2
- 4
- 585
- 341
- 777
If 37y4 is exactly divisible by 9, then the least value of y is
(a) 2
(b) 3
(c) 1
(d) 4
In the following replace * by the smallest number so that the given number is divisible by the number mentioned:
by.
A number is divisible by , by what other numbers will that number be divisible?
(i) 327
(ii) 7524
(iii) 32022
(iv) 64302
(v) 89361
(vi) 14799
(vii) 66888
(viii) 30006
(ix) 33333
Using the digits 4, 5, 6, 7, 8, each once, construct a 5-digit number which is divisible by 132.
If 7x8 is exactly divisible by 9, then the least value of x is
(a) 0
(b) 2
(c) 3
(d) 5
- 4
- 7
- 9
- 6
7x34 divisible by 9 ?
68 + 86 is divisible by:
11
13
9
5
- 3
- 6
- 11
Find all 8-digit numbers 273A49B5 which are divisible by 11 as well as 25.