Reasoning and answer: On a regular day it would take 3 * 12 = 36 minutes. With the leak it will take 5 * 12 = 60 minutes. It will take 60 - 36 = 24 more minutes if the leak goes undetected.
The answer: 24
What was the question?
Question: A machine at the soda factory can usually fill a barrel of soda in 3 minutes. However this morning a leak went unnoticed and it took 5 minutes to fill one barrel. If the leak remains undetected, how much longer will it take to fill 12 barrels of soda than on a normal day when the machine works fine?
If Darius scored 10 points, then Marius scored 10 + 3 = 13 points in total. Darius scored 5 points less than Matt, so Matt scored 10 + 5 = 15 points in total. So all three friends gathered 13 + 15 + 10 = 38 points.
The answer: 38
Reverse engineering the question: Darius, Matt, and Marius are friends, who played table football. During all the games they played, Marius scored 3 points more than Darius, and Darius scored 5 points less than Matt. How many points did all three friends score together, if Darius scored 10 points?
Reasoning and answer: Mary currently has 36 cherry + 48 berry cupcakes = 84 cupcakes. Mary needs an additional 144 cupcakes 84 = 60 cupcakes. Mary wants to split that number evenly between chocolate and vanilla, so 60 / 2 = 30 cupcakes of each flavor.
The answer: 30
What was the question?
Question: Mary wants 144 cupcakes for her party. Mary has already made 36 cherry cupcakes, and 48 berry cupcakes. Mary wants to make an even number of chocolate and vanilla cupcakes for the rest. How much of each should she make?
Max fills 30 * 2 = 60 water balloons. Zach fills 40 * 3 = 120 water balloons. Max and Zach have a total of 60 + 120 - 10 = 170 water balloons.
The answer: 170
Reverse engineering the question: Max fills up water balloons for 30 minutes at a rate of 2 water balloons every minute. Max's friend Zach fills up water balloons for 40 minutes at a rate of 3 water balloons every minute. In the process, 10 of the water balloons pop on the ground. How many filled water balloons do Max and Zach have in total?
Reasoning and answer: Green = 16 + 12 = 28. Green + Red = 28 + 16 = 44. There are 44 apples in the bowl.
The answer: 44
What was the question?
Question: There are 12 more green apples than red apples in a bowl. There are 16 red apples. How many apples are there in the bowl?
Reasoning and answer: He sold his car for 20000 * .8 = $16,000. He bought the new car for 30,000 * .9 = $27,000. That means he was out of pocket 27,000 - 16,000 = $11,000.
The answer: 11000
What was the question?
Question:
James decides to replace his car. He sold his $20,000 car for 80% of its value and then was able to haggle to buy a $30,000 sticker price car for 90% of its value. How much was he out of pocket?