السؤال 10

According to the chart, how much taller is the plant with fertiliser than the plant without fertiliser in Week 5?

Line chart titled Plant height with and without fertiliser. Value axis: Height, cm, gridlines every 5 from 0 to 30. Data: With fertiliser: Week 1 5, Week 2 9, Week 3 14, Week 4 20, Week 5 26. Without fertiliser: Week 1 5, Week 2 7, Week 3 10, Week 4 13, Week 5 15.

6 cm
11 cmالإجابة الصحيحة
15 cm
26 cm

الشرح

At Week 5, the two lines show 26 cm and 15 cm, and subtracting gives a height gap of 11 cm. A response of 15 cm reports the unfertilised plant's height itself rather than the difference between the plants.

الشرح

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