Last week’s HIGH SCHOOL math challenge was solved AGAIN by TIS 4th grader, Olivia. The answer was Audrey never lied; DaHae lied twice; and both Bryson and Christina lied once. It was also solved by 9th graders – KyuBin, Rebecca, Christina, Lucia and Oscar; along with Grade 12 Katey. This week’s problem involves advanced mathematical methods. Good luck Olivia…and everyone else.

Last week’s HIGH SCHOOL math challenge was solved by TIS 4th grader, Olivia. The answer was 25,558. It was also solved by 9th graders – KyuBin, Jeewon and Junseok. Olivia is the first student in primary ever to solve a high school challenge problem. This week’s challenge is all logic. Good luck Olivia…and everyone else.

This week’s challenge will take logical thinking along with number theory to solve. The answer to last week’s problem was 7.7% and was answered by Grade 9’s Kyubin. Enjoy!