Acar travels 15 kilometers west in 10 minutes. after reaching the destination, the car travels back to the starting point, again taking 5 minutes. what is the average velocity of the car?

0 meters/second
1.0 meters/second
1.5 meters/second
2.0 meters/second

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

step-by-step explanation:

20 ≤ x + 15 ≤ 55

subtract 15 from all parts

20-15 ≤ x + 15-15 ≤ 55-15

5 ≤ x ≤ 40

this means how many more cookies he has to make

walter needs to make at least 5 more cookies, but no more than 40 cookies; 5 ≤ x ≤ 40