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Initial size of leaf A is 10cm2 while that of B is 15cm2. They have grown by 5cm2 in one day. Relative rate of growth is

Option: 1

Faster in leaf A

 


Option: 2

Faster in leaf B

 


Option: 3

Slower in leaf A

 


Option: 4

Same in both leaf in A and B


Answers (1)

best_answer

Two leaves A and B have grown by 5 cm sq. Initial size of leaf A was 10 cm sq. while that of leaf B is 15 cm sq. Though their absolute growth rate is the same, relative growth rate is faster in leaf A because of small size of leaf A.

Growth rates Leaf A Leaf B
Absolute growth rate 5 cm2

5 cm2
Relative growth rate 100% 10%

Hence the correct option is a. 

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