### Home > MC2 > Chapter 1 > Lesson 1.2.2 > Problem 1-66

1-66.

Use the Guess and Check method.

Use different values where the question marks are until you get the right answer.

Alice's number is between 20 and 30.

1-66.

Use the Guess and Check method.

Use different values where the question marks are until you get the right answer.

Alice's number is between 20 and 30.