Find the sum of the greatest 3-digit number and the smallest 2-digit number.
Answer: The sum is 

The difference of a 3 digit number and the smallest 3  digit number is just before of the greatest 2 even digit number . The 3 digit number is ......

The greatest 2-digit number that product of all its digits is 6 is:?

1,3. Find the smallest odd three-digit multiple of 11 whose hundreds digit is greater than its units digit. 

2,4. Find the sum of all the integers between 150 and 650 such that when each is divided by 10, the remainder is 4.

Giúp mình nha

how many natural numbers between 1000 and 4000 are there for which the thousands digit equals the sum of the other three digits

a 20  b19  c16  d12

Question 9:

I am a two –digit number. I have digit “0” in the ones place. When I am divided by 6, the quotient is 8 and has remainder. Who am I?

Answer:

Question 10:

The difference of a 3-digit number and the smallest 3-digit number is just before of the greatest even 2-digit number. The  3-digit number is

The least 2- digit number that the different of its digits number is .......

the product of 40 and a number, m, is a 2 digit - number that greater than 40. The value of m? 

If you add 10000 to the largest 4- distinct digit number that can be formed by using the digits 5, 7, 6, 4, 2, then what is the resulting sum?
Answer: