Plz hurry Cari is 3 years older than her brother Mark. Write Cari's age (c) as a function of Mark's age (m) and determine how old Cari will be when Mark is 15. (A) c = m + 3; 18 years old

(B) c = m − 3; 12 years old

(C) m = c + 3; 12 years old

(D) m = c − 3; 18 years old

A

Step-by-step explanation:

Because she is 3 years older then her brother you would be adding 3 to the age to get cari's age

walter needs to make at least 5 more cookies but no more than 40. 5 ≥ x ≥ 40;

step-by-step explanation:

walter has to make a minimum of 20 cookies. he already has 15 cookies made, so he must make 5 more to meet the minimum.

the maximum amount of cookies he can make is 55. he already has 15, so he has to make no more than 40 more cookies to meet the maximum.