Table of Contents
- 1 How many even numbers are there between 4000 and 7000?
- 2 How many integers between 4000 and 7000 have digits that are all different and that increase from left to right?
- 3 How many numbers are there between 4000 and 6000 which are divisible by and 32 40 48 and 60?
- 4 What is the last digit of a number greater than 3000?
How many even numbers are there between 4000 and 7000?
This gives 1.8. 7.5 = 280 possibilities.
How many numbers are there between 4000 and 7000 that has four different digits?
Originally Answered: How many numbers are there between 4000 and 7000 that has four different digits? The answer is 1512 integers between 4000 & 7000 have 4 unique digits.
How many numbers between 3000 and 8000 can be formed by using the digits 2 4 6 and 8 if all the digits are allowed to be repeated?
Thus, there are 60 numbers lying between 3000 and 4000 that can be formed using the digits 3, 4, 5, 6, 7, and 8, where no digit is repeated.
How many integers between 4000 and 7000 have digits that are all different and that increase from left to right?
So total number of permutations are 5*6*6=180. So 180 numbers can be formed.
How many numbers are there between 4000 and 6000?
So there are four numbers between 4000 and 6000 and equal to 480*9 = 4320, 480*10 = 4800, 480*11 = 5280 and 480*12 = 5760. All these 4 numbers are exactly divisible by 32, 40, 48 and 60. Answer: There are 4 numbers, namely, 4320, 4800, 5280 and 5760 exactly divisible by 32, 40, 48 and 60.
How many numbers are there between 2000 and 3000 which are divisible by 3 or 4?
There are 84 numbers in between 2000 and 3000 that are divisible by 3 and 4.
How many numbers are there between 4000 and 6000 which are divisible by and 32 40 48 and 60?
How many numbers are there between 4000 and 6000 which are exactly divisible by 32, 40, 48 and 60? The number divisible by 480 between 4000 and 6000 are 4320, 4800, 5280 and 5760. Hence, required number of numbers are 4.
How many even integers between 4 000 and 7 000 are distinct?
The total number of integers starting with 5 is 5 × 8 × 7 = 280. So, the total number of even integers between 4, 000 and 7, 000 having all digits distinct is 224 + 224 + 280 = 728. The answer is 728. Hiring CS majors for internships and entry-level roles.
How many four digit even numbers end in 2 or 4?
Since the first digit cannot be zero, you have five choices for the first digit, five choices for the second digit, and four choices for the third digit, giving 5 ⋅ 5 ⋅ 4 ⋅ 3 = 300 four digit even numbers that end in 2, 4, or 6.
What is the last digit of a number greater than 3000?
The last digit must be 2, 4, or 6 to be even (3 choices). Then the first digit must be 3, 4, 5, or 6 in order to be greater than 3000 – however this choice also depends on what you chose for the last digit. So two sub-cases:
How many numbers can you start with a 3 and 4?
If you start with a 4, you have three choices for each other space, except you can’t have 222 or 333, so there are 25. If you start with a 3 it is harder as you have a different number of each digit left, but it is the same idea.