Reasoning and answer: Ed found 7 shells + 2 shells + 4 shells = 13 shells at the beach. Jacob found 13 shells + 2 shells = 15 shells at the beach. In total Ed and Jacob have 2 shells + 13 shells + 15 shells = 30 shells.
The answer: 30
What was the question?
Question: Ed and Jacob already had 2 shells in their shell collection. Then they went to the beach to collect even more. Ed found 7 limpet shells, 2 oyster shells, and 4 conch shells. Jacob found 2 more shells than Ed did. How many shells do the pair have altogether?


The number of square feet used for fruit is 64 / 2 = 32 square feet. The number of square feet used for strawberries is 32 / 4 = 8 square feet.
The answer: 8
Reverse engineering the question: Joel’s garden is 64 square feet large. He wants to use half of the garden for fruits and half of the garden for vegetables. He wants to use a quarter of the fruit section for strawberries. How many square feet of the garden will be used for strawberries?


Reasoning and answer: The total cost of the iPhone will cost Carrie $800 - $240 = $560. It will take her $560 / $80 = 7 weeks to earn enough money.
The answer: 7
What was the question?
Question: Carrie wants to buy a new iPhone. The new iPhone costs $800. She can trade in her Samsung Galaxy for $240. She can make $80 per week babysitting. How many weeks does she have to work before she can purchase the iPhone?


The total number of bath towels used in one month is 3 + 6 + 3 = 12 bath towels. The number of loads of laundry the Smiths need to do is 12 / 4 = 3 loads.
The answer: 3
Reverse engineering the question: In one month in the Smith house, Kylie uses 3 bath towels, her 2 daughters use a total of 6 bath towels, and her husband uses a total of 3 bath towels. If the washing machine can fit 4 bath towels for one load of laundry, how many loads of laundry will the Smiths need to do to clean all of their used towels?


Reasoning and answer: 2 / 5 of the total amount of sales Mr. Brandon made yesterday, which were credit purchases, were worth 2 / 5 * $80 = $32. The cash sales that Mr. Brandon made yesterday was $80 - $32 = $48.
The answer: 48
What was the question?
Question: The buyers who came to Mr. Brandon's shop yesterday bought goods worth $80. If 2/5 of the total amount of sales Mr. Brandon made yesterday were credit sales, and the rest were cash sales, how much did Mr. Brandon get from cash sales?


Reasoning and answer: He spend $1.5 on soda because 2 - .5 = 1.5. He bought 6 ounces of soda because 1.5 / .25 = 6.
The answer: 6
What was the question?
Question:
Peter goes to the store to buy a soda. The soda costs $.25 an ounce. He brought $2 with him and leaves with $.50. How many ounces of soda did he buy?