Question

Brooklyn is starting a running plan to train for a race . In the first week of her running plan , Brooklyn will run 8 miles . The plan calls for Brooklyn to increase her weekly mileage by 1.5 miles every week . If Brooklyn sticks to the plan , how many miles would she be expected to run during her 19th week of training plan ?

Answer 1

write out the first three terms (ex. the first term was 8 miles for the first week)

find out the arithmetic sequence or d. (d= 1.5)

plug into explicit formula.

answer: 35

Answer 2

36.5 miles

Explanation: