2020 PSLE Maths Heuristics Questions - The Hanging Rings Problem

Can your P6 child solve this PSLE Maths Heuristics question?

Get your child to have a go at it before watching the video solution.

Cassie hung some identical rings vertically as shown.

The thickness of each ring was 1 cm.

(a) What was the distance from the top of the first ring to the bottom of the fourth ring?

(b) The distance from the top of the first ring to the bottom of the last ring was 198 cm. How many rings did Cassie hang altogether?

Video solution:


Sometimes, the best way to teach a kid is to have another kid to explain a concept in their own terms. The results, which constantly surprises us teachers, are often insightful, delightful and effective.

Email PSLE Maths questions that you can't solve to ahsan.maths.help@joyouslearning.com.sg.

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