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Making halwa: Ratio and proportion

Jyoti used 13 cups of sugar for 55 cups of flour to make halwa. Zahir used 14 cups of sugar for 60 cups of flour to make halwa. Who made the sweeter halwa? How would you represent this problem visually? Justify your choice of visual representation.

Predict what the graph of this problem would look like. Translate the given information into a graph. Using GeoGebra, sketch your graph.

What points did you graph? How should the axes be defined?

How will you use your graph to decide which halwa is sweeter? Based on your ratios and graph, which halwa is sweeter?

Why use technology? What was the benefit of using GeoGebra in this activity instead of graph paper?

What extension problems would you ask??