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A primary root grows from 5cm to 19cm in a week. Calculate the actual growth rate (AGR) and relative growth rate (RGR) over the period

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AGR – 3.8 cm, RGR – 14

AGR – 14 cm, RGR – 2.8

AGR – 24 cm, RGR – 2.8

AGR – 14 cm, RGR – 3.8

answer is A.

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Detailed Solution

AGR – 19-5/7 = 2cm/day, for week 2 x 7 = 14cm ;

$R G R = \frac{9 - 5}{7} \times 5 = 0.4 c m / d a y$ for week 0.4 x 7 = 2.8cm

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