#### Question

Write the following sets in roster form:

C = {*x*: *x* is a two-digit natural number such that the sum of its digits is 8}

#### Solution

C = {*x*:* x* is a two-digit natural number such that the sum of its digits is 8}

The elements of this set are 17, 26, 35, 44, 53, 62, 71, and 80 only.

Therefore, this set can be written in roster form as

C = {17, 26, 35, 44, 53, 62, 71, 80}

Is there an error in this question or solution?

Solution Write the Following Sets in Roster Form: C = {X: X Is a Two-digit Natural Number Such that the Sum of Its Digits is 8} Concept: Sets and Their Representations.