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Two siblings, Matthew and Katie, are working hard to save money to go on a summer trip with their family. Both started with some money, and they both have jobs where they are paid by the hour.


The following graph shows their projected savings:

Matthew's projected savings is modeled by:

m(t )= 12.50t + 350

Katie's projected savings is modeled by:

k(t) = 10t + 425

In both functions, t is the number of hours worked.


How much money will Katie have saved after working 20 hours?


options:


$450



$625



$575



$600

Two Siblings Matthew And Katie Are Working Hard To Save Money To Go On A Summer Trip With Their Family Both Started With Some Money And They Both Have Jobs Wher class=

Sagot :

Answer:

$625

Step-by-step explanation:

K(t)=10t+425

k(20)=10(20)+425

k(20)=200+425

k(20)=625

$625

Hope this helps!

Answer:

$ 625

Step-by-step explanation:

K(t) = 10t + 425

K(20) = 10×20 + 425

K(20) = 200 + 425

K(20) = 625

I hope I've helped you.

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