In the decimal system of numeration the number of 6-digit numbers in which the digit in any place is greater than the digit to the left of it, is

Number of 3 digit numbers in which the digit at hundreath’s place is greater than the other two digit is

Number of 3 digit number in which digit at hundredth place is greater than other two?

What is the value of a two-digit number in which digit at tens place is greater than digit at unit place? A. The sum of the digits is 5. II. The difference of the squares of the digits is 15. C. The difference of their digits is 3.

The ratio between a two digit number and the sum of the digits of that number is 4:1. If the digit in the unit's place is 3 more than the digit in the ten's place,what is the number?

The ratio between a to digit number and the sum of the digits of that number is 4:1. If the digit in the unit’s place is 3 more than the digit in the ten’s place, then the number is a. 24 b. 63 c. 36 d. 96

The ratio of a 2-digit number to the sum of its digits is 7: 1. If the digit in the ten's place is 1 more than the digit in the one's place, then the number is

The sum of two digit number and the number obtained by reversing the order of its digits is 143. The digit at ten's place is greater than digit at unit's place by 3. Find the original number.

In a two digit number, the sum of the digits is 7. If the number with the order of digits reversed is 28 greater than twice the unit's digit of the original number, find the number.