(MAT105 -Intro 2 Cllge Math) Real Wrld App #15 -Wk 3

(MAT105 -Intro 2 Cllge Math) Real Wrld App #15 -Wk 3 - I n...

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Unformatted text preview: I n re a l w orl d a pp l i ca tio n # 15 on pa ge 10 79 , yo u l ea rn to use i ne q u al i ti e s t o vi su al i ze i n ve stme n t pl a n s. Fo r i n sta n ce , i f yo u h a ve a 40 1K a n d you w ou l d a l so li ke to i n ve st in an an n ui ty, yo u mu st f ig u re th e a mo u n ts yo u w ou l d l ike to in ve st a t th e mo st a n d a t th e l e a st. I wi l l be wo rkin g on Ap pl i ca ti on Exce rsi ze # 4 . L o ri i s R i ck’ s wi fe a n d she su g g e sts th a t Ri ck sh o ul d i n ve st a t mo st $1 50 0 in h i s 4 0 1 K an d a t le a st $ 70 0 0 i n to a n a nn u i ty . * T he i ne q u al i ti e s th a t w o ul d b e w ri tte n fro m th i s sta te me n t a re : I n ve stin g a t mo st $ 15 0 0 i n th e 40 1K - x ≤ 15 In ve sti n g a t l ea st $ 70 0 0 i n to th e an n u i ty H e i s on l y a bl e to in ve st $1 0 0 0 0 p e r yr. …A n d the amo u n t mu st be o ve r $ 0 , so -y≥7 - x + y ≤ 10 -x≥0 an d y≥0 T he sh a de d a rea s sho w a ll of Ri ck’ s i n ve stme n t o p ti on s an d ch oi ce s. ...
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