First slide

Growth

Question

A leaf with its initial area is 10 cm² is grown to 15 cm² after certain period of time. What is the absolute growth and relative growth in area of the leaf after the given period of time.

Easy

A

Absolute growth rate is 5 cm² and relative growth rate is 0.5 cm².
B

Absolute growth rate and relative growth rate are 5 cm².
C

Absolute growth rate is 15 cm² and relative growth rate is 5 cm².
D

Relative growth rate is 5 cm² and absolute growth rate is 0.5 cm².

Solution

Absolute growth rate is actual growth in given time i.e. 15 - 10 cm² = 5 cm².
Relative growth is growth with respect to initial parameter in the given time. i.e. $\frac{5}{10}$ = 0.5 cm².

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