In The Westing Game what do Mr Hoo and Grace Wexler agree on?

In "The Westing Game," Mr. Hoo and Grace Wexler agree on the importance of working together to solve the mystery of Samuel W. Westing's death and the inheritance puzzle. They both recognize the significance of teamwork and collaboration in uncovering the truth behind the complex game set up by Westing. Additionally, they share a common goal of winning the game and claiming the inheritance, which drives their cooperation throughout the story.