I came across this question when browsing, jus curious is it possible to solve this qns using UTM:
At a 2-day Health Conference, each participant was charged $25 per day. On the first day, the number of male participants was 70 more than the number of female participants. On the second day, the number of male participants decreased by 10% but the number of female participants increased by 5%. Given that there were 453 participants on the second day, how much money was collected at the conference on the first day?
The above question can be solved by UTM as well as using advanced model techniques.UTM uses tabulation and logical reasoning while model uses visualisation to "see" the problem. It is also possible to combine UTM and problem to solve the problem.
This blog is for us to post answers to many questions that parents have with regards to the application of heuristics in mathematical problem solving. Readers are welcome to drop an email at utm@mathsheuristics.com. We will post the answers on this blog as soon as time permits.
Sunny Tan is the principle trainer and author of the Mastering Heuristics Series. He trains students in various heuristics concepts and applications, with special focus on pupils in their critical year (PSLE). He also conducts heuristics workshops for parents and educators.
4 comments:
Hi Sunny,
will the discussion topics be similar in goldhill and suntec?
Hi,
The topics will be similar.
Hi Sunny,
I came across this question when browsing, jus curious is it possible to solve this qns using UTM:
At a 2-day Health Conference, each participant was charged $25 per day. On the first day, the number of male participants was 70 more than the number of female participants. On the second day, the number of male participants decreased by 10% but the number of female participants increased by 5%. Given that there were 453 participants on the second day, how much money was collected at the conference on the first day?
The above question can be solved by UTM as well as using advanced model techniques.UTM uses tabulation and logical reasoning while model uses visualisation to "see" the problem.
It is also possible to combine UTM and problem to solve the problem.
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