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Question : A primary root grows from 5 cm to 19 cm in a week. Calculate the growth rate and relative growth over the period.

Answer»

Solution :(a) Growth = 19 – 5 = 14 CM, Period = 7 days
Growth rate ` = 14/7` = 2cm/day
(b) INITIAL growth ` = 7/5` cm
Growth rate day `(19 - 5)/(7) = 2cm `
Relative growth rate ` = 2/5 XX 100= 40%`


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