Josiah and Kiri are each saving money. Josiah starts with `\$100` in his savings account and adds `\$5` per week. Kiri starts with `\$40` in her savings account and adds `\$10` each week.

After `4` weeks, who has more money in their savings account?

A.Josiah

5×4= 20+100=120

10×4=40+40=80

120 is more than 80

answer: 0.1,0.85

step-by-step explanation:

answer: hence, function will be

explanation:

since we have given that

cost of a new textbook = $85

according to question, the resale value of a textbook decreases by 25% with each previous owner,

so, our function becomes,

here, y is the total value of the text book after x owners.

hence, function will be