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(d) In the year 2005, there was the greatest difference between the sales
as compared to its previous year, which is (Rs.10 crores – Rs.6 crores) =
Rs.4 crores.

2. For an experiment in Botany, two different plants, plant A and plant
B were grownunder similar laboratory conditions. Their heights were
measured at the end of each week for 3 weeks. The results are shown
by the following graph.

(a) How high was Plant A after (i) 2 weeks (ii) 3 weeks?

(b) How high was Plant B after (i) 2 weeks (ii) 3 weeks?

(c) How much did Plant A grow during the 3rd week?

(d) How much did Plant B grow from the end of the 2nd week to the
end of the 3rd week?

(e) During which week did Plant A grow most?

(f) During which week did Plant B grow least?

(g) Were the two plants of the same height during any week shown
here? Specify.

Ans. (a) (i) The plant A was 7 cm high after 2 weeks and

(ii) after 3 weeks it was 9 cm high.

(b) (i) Plant B was also 7 cm high after 2 weeks and

(ii) after 3 weeks it was 10 cm high.

(c) Plant A grew = 9 cm – 7 cm = 2 cm during 3 week.
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