Reasoning and answer: Larry spends 30 * 2 = 60 minutes per day walking his dog. Larry spends 60 / 5 = 12 minutes every day feeding his dog. Larry spends 60 + 12 = 72 minutes per day on his dog.
The answer: 72
What was the question?
Question: Larry spends half an hour twice a day walking and playing with his dog. He also spends a fifth of an hour every day feeding his dog. How many minutes does Larry spend on his dog each day?
A dietitian ate three - fourths of her lunch during her lunch break, containing 3 / 4 * 40 = 30 calories. If the recommended calorie intake by the FDA is 25, the dietitian ate 30 - 25 = 5 more calories than the recommended amount.
The answer: 5
Reverse engineering the question: A dietitian ate three-fourths of her lunch during her lunch break. If the total amount of food she had prepared for lunch had 40 calories, and the recommended calorie intake by the FDA is 25, how many more calories than the recommended amount did she eat?
Reasoning and answer: Jim has 30 + 20 = 50 toads. Sarah has 50 * 2 = 100 toads.
The answer: 100
What was the question?
Question: Tim has 30 toads. Jim has 20 more toads than Tim does. Sarah has twice as many toads as Jim does. How many toads does Sarah have?
From the 9th floor, the elevator went down to the 9 - 7 = 2nd floor. Then went up to the 2 + 3 = 5th floor. Then, went up to the 5 + 8 = 13th floor; hence there are 13 floors in the building.
The answer: 13
Reverse engineering the question: An elevator is on the 9th floor. It goes down 7 floors, then up 3 floors, then up 8 floors. If the elevator is on the top floor, how many floors are there in the building?
Reasoning and answer: The clothes take 30 minutes to wash and the towels take twice as long, 30 x 2 = 60 minutes to wash the towels. The sheets take 15 minutes less than the towels, 60 - 15 = 45 minutes to wash the sheets. It takes 30 minutes + 60 minutes + 45 minutes = 135 minutes to wash everything.
The answer: 135
What was the question?
Question: Naomi is doing the wash. First she makes piles of different types, with one pile for towels, one for sheets, and one for clothes that need to be washed on the gentle cycle. The clothes take 30 minutes to wash. The towels take twice as long as the clothes to wash. The sheets take 15 minutes less time to wash than the towels. How many minutes total will it take for Naomi to wash everything?
Reasoning and answer: Half of 32 tables is 32 * (1 / 2) = 16 tables. 16 tables have 2 chairs each for a total of 16 * 2 = 32 chairs. 5 tables have 3 chairs each for a total of 5 * 3 = 15 chairs. There are 32 - (16 + 5) = 11 tables left. 11 tables have 4 chairs each for a total of 11 * 4 = 44 chairs. The total number of chairs is 32 + 15 + 44 = 91 chairs.
The answer: 91
What was the question?
Question:
There are 32 tables in a hall. Half the tables have 2 chairs each, 5 have 3 chairs each and the rest have 4 chairs each. How many chairs in total are in the hall?