Respuesta :
5%
Convert feet to inches by multiplying 5 by 12 (12 inches in 1 foot) 5×12=60
We know 5 feet is 60 inches so 5 feet 3 inches is 63 inches (60+3)
To find percent increase do 63÷60=1.05
1.05=5% increase
Change in percent height is 5%
Given that;
Height on 12 th birthday = 5 feet = 60 inches
Height on 13 th birthday = 5.3 feet = 63 inches
Find:
Change in percent height
Computation:
Change in percent height = [(Height on 13 th birthday - Height on 12 th birthday) / Height on 12 th birthday]100
Change in percent height = [(63 - 60) / 60]100
Change in percent height = [3/60]100
Change in percent height = 300 / 60
Change in percent height = 5%
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