1. (Jackie went from working 8 hours a week to working 34 hours a week. What was the percent of increase of time Jackie spent working? ) 2. ( The miles that Janet spends driving to and from work changed from 94 to 34 miles a day. What was the percent of change in miles that she now drives a day? )

20 points for the both questions

no one knows lol

step-by-step explanation:

, and

for

step-by-step explanation:

we can analyze the pattern at which the terms increase. let us denote , , , so that we can call

note the following:

the pattern: to get the next term value, we just add the next term number (e.g. 1st, 2nd, to the previous term value (term values are the given numbers in the question, 1, 3, 6, 10, 15,

from , to get to , we add

from , to get to , we add

etc.

we need to form a recursive formula, a formula that has the next term as a function of the previous term. so a possible recursive formula can be

, and for

step-by-step explanation:

there were only 2 presidents that were under the age of 45. theodore roosevelt, and jfk, that makes 5%