Three girls, laura, tammy, and jeri, can wash the family cars, clean the pool, and mow the lawn in one hour and 20 minutes. if jeri did all the work, she would take twice as long as tammy and 2 hours longer than laura. how long would tammy take to do the job alone? 3 hrs. 4 hrs. 6 hrs.

The guy above me said to much, its 3 hours

Step-by-step explanation:

coin flip

non-answer:

choosing

sorry if this isnt what you're looking for i dont really understand the question

b: |12 – x| ≤ 0.25

step-by-step explanation:      

let x be the possible lengths in inches, of the ribbons jaime cut.

we have been given that jaime is cutting strips of ribbon for a project. he tries to cut each piece to be 12 inches long, but sometimes he cuts it too long or too short by as much as 0.25 inch.  

we can represent this information in an inequality as:

by the definition of absolute value function we will get,

upon combining our inequalities we will get,

therefore, the inequality   describes all the possible lengths (x), in inches, of the ribbons jaime cut.

step-by-step explanation: