PLEASE HELP ME T^T This table shows the value of a computer as a function as time elapsed since the computer was manufactured. The value of the computer decreased exponentially through-out the five-year period. what was the average annual amount of decrease(in dollars per year) over the two-year interval from t=2 to t=4?
Time Value
1 $400
3 $100
5 $25

How many of the 250 grandparents in the population would you expect to prefer online shopping with merchant a? merchant a: 4 merchant b: 6 merchant c: 2 merchant d: 3 other: 5 none: 5 answer choices: a.about 4 b.about 8 c.about 40 d.about 21

(least common multiples) the answer that i had in the 1st step was lcm of airline tickets sold=72. idk if that even matters but just in case. ! three co-workers are busy selling airline tickets over the phone. in an 8-hour day, charles can sell 8 airline tickets, ann can sell 9 airline tickets, and michelle can sell 6 airline tickets. step 2 of 2: what is the smallest number of 8-hour days needed for each of them to achieve the same number of sales? it takes charles . it takes . it takes .

At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?