What is the sum of a two-digit number and its reverse divisible by?

11

Fill in the blank: A number is in ______ when it is written as the sum of each digit multiplied by its place value.

Generalized form

True or False: Whole numbers include negative numbers.

False. Whole numbers include natural numbers and zero, but not negative numbers.

MCQ: Which of the following is a factor of 12? A) 5 B) 3 C) 7 D) 8

B) 3

Riddle: I am a number that, when reversed, has a difference that is divisible by 9. What type of number am I?

A two-digit number

What are the digits in the hundreds, tens, and units place of a three-digit number represented as?

100a + 10b + c

MCQ: Which of the following numbers is a rational number? A) π B) √2 C) 1/2 D) 3.14

C) 1/2

True or False: The sum of the digits of a number affects its divisibility by 3.

True.

Riddle: I am a number that is the result of multiplying a number by 3. What am I called?

A multiple

For the number 257, what is its generalized form?

200 + 50 + 7

Fill in the blank: The rule for divisibility by 5 states that a number must end in ______.

0 or 5

MCQ: Which of the following is NOT a natural number? A) 0 B) 1 C) 5 D) 10

A) 0

True or False: The generalized form of a number only applies to two-digit numbers.

False. It applies to numbers of any digit count.

MCQ: What is the units digit of the number 482? A) 4 B) 8 C) 2 D) 0

C) 2

Fill in the blank: The digits of a two-digit number can be described as ______ and ______.

Tens digit and units digit

What is the property that states the sum of a three-digit number and its permutations is divisible by?

111

What is the relationship between factors and multiples?

Factors divide a number, while multiples are the results of multiplying a given number by another integer.