Step-by-step reasoning process: Patty can buy 5 packs of cookies because 15 / 3 = 5. Patty gets 120 cookies because 5 x 24 = 120. Patty would need to pay 12 cookies per week because 3 x 4 = 12. Patty can avoid 10 weeks of chores because 120 / 12 = 10.
The question and answer:
Question and answer: Patty decides that to convince her brother and sister to do her chores in exchange for cookies. Patty agrees to give them 3 cookies for every chore they do. Each kid normally has 4 chores to do per week. Patty has $15 to buy cookies. Each pack of cookies contains 24 cookies and costs $3. How many weeks can Patty go without doing chores by paying her siblings with cookies?
The answer is 10

Step-by-step reasoning process: For the 40 hours worked, Greta earned a total of 40 * 12 = $480. To find how many hours Lisa has to work to earn $480, we divide 480 / 15 = 32.
The question and answer:
Question and answer: Greta worked 40 hours and was paid $12 per hour. Her friend Lisa earned $15 per hour at her job. How many hours would Lisa have to work to equal Greta's earnings for 40 hours?
The answer is 32

Step-by-step reasoning process: Hannah = (1 / 2) 18 = 9. 9 + 18 = 27 km. Together they walked 27 kilometers.
The question and answer:
Question and answer:
Nadia walked 18 kilometers, which was twice as far as Hannah walked. How many kilometers did the two girls walk in total?
The answer is 27