# SAT CollegeBoard Practice Test (1-8) Miscellaneous

###### 1. (Test1/Q 6/No Calculator)

$$h=3 a+28.6$$ A pediatrician uses the model above to estimate the height $h$ of a boy, in inches, in terms of the boy's age $a$, in years, between the ages of 2 and 5 . Based on the model, what is the estimated increase, in inches, of a boy's height each year?
 A) 3 B) $5.7$ C) $9.5$ D) $14.3$