math

What mystery number has 8 digits; none of the digits are the same. It is evenly divisible by 10. The value of one of the digits is 80,000. The digits in the millions place is the largest 1-digit odd number. The digit in the thousands place is 3 less than the digit in the millions place. The digit in the hundreds place is half the digit in the thousnds place. The digit in the tens place is 2 more than the digit in the ones place. The digit in the hundred thousands place is the largest single-digit factor of 25. The digit in the ten millions place is an even number. What is the mystery number?

1. 👍
2. 👎
3. 👁
1. ▢▢ ▢▢▢ ▢▢▢

- evenly divisible by 10 -- the unit digit must be 0
- The digits in the millions place is the largest 1-digit odd number -- the second digit from the left must be a 9
- The digit in the thousands place is 3 less than the digit in the millions place --- it must be a 6

keep going this way.

1. 👍
2. 👎

Similar Questions

1. maths

when a 3 digits number is reversed, the number decreases by 396. the diffrence between the digits at the units place and the digit at the tens place is the same as the difference between the digits at the tens place and the

2. math

The digits 2, 4, 6, 8 and 0 are used to make five-digit numbers with no digits repeated. What is the probability that a number chosen at random from these numbers has the property that the digits in the thousands place and ten's

3. math

A positive two-digits number is such that the product of the digits is 24.When the digits are reversed,the number formed is greater than the original number by 18.Find the number

4. Mathematics

In a positive number of two digits, the sum of the digits is 15. If the digits are interchanged, the number is increased by 9. Find the number

1. math

Solve the mathematical puzzle. Determine the digits of Q from these clues. The first and third digits of Q are even. The second and fourth digits of Q are odd. The first digit is two times the fourth digit. The first and second

2. Math

A number of two digits is such that twice the ten digits is 8 less than seven times the unit digit. When the digits are reversed, the number is decreased by 9. What is the number?

3. math30

A security code used to consist of two odd digits, followed by four even digits. To allow more codes to be generated, a new system uses two even digits, followed by any three digits. If repeated digits are allowed, the increase in

4. Mathematics

A number of two digits is increased by 9. When the digits are reversed, the sum of the digits is 5. Find the number.

1. Math

I am a 4-digit even number. I am less than 2500. The digits in my hundreds and the tens place is different. The digits in my hundreds place are less than the digits in the one thousands place. The sum of my last 2-digits equal 9.

2. Math

1. Is 26 divisible by 2? A. No. B. Yes, because 2 + 6 = 8 and 8 is divisible by 2. C. Yes, because the last digit is 6, which is divisible by 2. 2. Is 216 divisible by 3? A. No. B. Yes, because the sum of 2 + 1 + 6 = 9, which is

3. math

Solve the mathematical puzzle. Determine the digits of F from these clues. The digits of F are all the same. The sum of all the digits of F is 12. The answer when any two of the digits are multiplied together is also 9. F is a

4. math

There is a mystery number between 337 and 400. the sum of all the digits is 12. what is the mystery number?