Mathematics · Mathematics Pedagogy
Which of the following problems does NOT require proportional thinking?
- 1It takes 1 hour for a painter to paint 3 walls. How much time is needed to paint 15 similar walls?
- 2The height of a tree is 3 meters and the length of its shadow at 11:00 am is 4 meters. What would be the length of its shadow at 4:00 pm?✓
- 3Sakshama reads 10 pages in 15 minutes, how long would she take to read 20 pages?
- 4The cost of 20 kg of potatoes is Rs. 400. What would be the cost of 7 kg of potatoes?
Correct answer
The height of a tree is 3 meters and the length of its shadow at 11:00 am is 4 meters. What would be the length of its shadow at 4:00 pm?
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