Table of Contents
What is a number divisible by 5 and 3?
15..is a number which is divisible by 5 and 3 .
How many numbers between 1 and 1000 which are divisible by either 3 or 5?
Total 142. Number of digits divisible by 3 and 5 together— starting from 15 to 990. Total 66.
Which of the following numbers is divisible by 3?
A number is divisible by 3, if the sum of its all digits is a multiple of 3 or divisibility by 3. Sum of all the digits of 54 = 5 + 4 = 9, which is divisible by 3. Hence, 54 is divisible by 3. Sum of all the digits of 73 = 7 + 3 = 10, which is not divisible by 3.
How many 3 digit numbers are there which are divisible by 3?
The three digit natural numbers start from 100 and ends with 999 . The first three-digit number which is divisible by 3 is 102 . The last three-digit number which is divisible by 3 is 999 . The number of three-digit numbers divisible by 3 are 3999 − 3102 + 1 = 333 − 34 + 1 = 300 .
How many members of a shall be divisible by 3 or by 5 or by both 3 and 5?
999} which are divisible by 3 are 999 / 3 (A)= 333 . From set A numbers {5,10,…… 995,1000} which are divisible by 5 are 1000 / 5 (B)= 200. From set A numbers {15, 30.990} which are divisible by 3 and 5 are 990 / 3 * 5 (A ∧ B)= 990 / 15 = 66….UGC NET CS 2014 Dec – II.
| A | 533 |
|---|---|
| B | 599 |
| C | 467 |
| D | 66 |
Which of the following number is divisible by 3?
Sum of its digits = 8 + 3 + 4+ 7 + 9 + 5 + 6 + 0 = 42, which is divisible by 3. So, 2357806 is divisible by 3.
How many three digit numbers are divisible by 5 and 9 both?
Answer: Being divisible by both 5 and 9 means a multiple of 45. Least 3 digit number that is an integral multiple of 45 would be 135 ( = 3 x ( 3x3x5) ) .
Is 531 divisible by 3?
Yes, 531 is divisible by 3. It will leave no comma spot. Divisibilty rule for 3 is: Sum all the digits. If the result is divisible by three, then the original number is divisible by 3.
What numbers can be divided by 3?
Here is the beginning list of numbers divisible by 3, starting with the lowest number which is 3 itself: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, etc. As you can see from the list, the numbers are intervals of 3. You can keep adding to the list and make it as long as you want by simply adding 3 to the previous number.
What does divisible by 3 mean?
Definition of divisible : capable of being divided a number divisible by 3 : able to be divided : possible to divide or separate Nine is divisible by three. : capable of being divided especially into independent parts (as promises or interests) a divisible contract — compare entire