Question

3. An increase in the water level in a rain gauge after 1 hour is shown in Fig. 1.
Find the percentage increase in the water level.
(1 x 1 = 1 mark)
After
1 cm
0.75 cm
1 cm
0.75 cm
0.5 cm
0.25 cm
0.5 cm
0.25 cm
Fig. 1​

Answer 1

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Answer 2

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