Correct.

Incorrect. The answer can be found on page 46.

Correct.

Incorrect. The answer can be found on pages 46‒47.

Correct.

Incorrect. The answer can be found on page 48.

Correct.

Incorrect. The answer can be found on page 50.

Correct.

Incorrect. The answer can be found on page 51.

Correct.

Incorrect. The answer can be found on page 50.