Reasoning and answer: Since 1 dozen is equal to 12, then the vendor sold 2.5 x 12 = 30 lemons. While he sold 5 x 12 = 60 avocados. So, the fruit vendor sold a total of 30 + 60 = 90 fruits.
The answer: 90
What was the question?
Question: On Tuesday, a fruit vendor sold 2.5 dozen lemons and 5 dozens avocados. What is the total number of fruits that the fruit vendor sold?
Janine has 2 * 3 = 6 bottle caps. Sammy has 6 + 2 = 8 bottle caps.
The answer: 8
Reverse engineering the question: Sammy has 2 more bottle caps than Janine. Janine has 3 times as many bottle caps as Billie. If Billie has 2 bottle caps, how many does Sammy have?
Reasoning and answer: First find the number of boats eaten by fish: 30 boats * 20% = 6 boats. Then subtract the two groups of boats that were destroyed from the original number to find the number left: 30 boats - 6 boats - 2 boats = 22 boats.
The answer: 22
What was the question?
Question: Madison makes 30 paper boats and sets them afloat. 20% are eaten by fish and Madison shoots two of the others with flaming arrows. How many boats are left?
Donaldsons pay $15 / hour = 15 * 7 = $105. The Mercks pay $18 / hour = 18 * 6 = $108. The Hilles pay $20 / hour = 20 * 3 = 60. The total amount Layla earned is 105 + 108 + 60 = 273. Layla earned $273 for babysitting.
The answer: 273
Reverse engineering the question: The Donaldsons pay $15 per hour for babysitting. The Merck family pays $18 per hour and the Hille family pays $20 per hour for babysitting. Layla babysat for the Donaldsons for 7 hours, the Merck family for 6 hours and the Hille family for 3 hours. How many dollars did Layla earn babysitting?
Reasoning and answer: 60% of female alligators are adults because 100 - 40 = 60. There are 25 female alligators because 15 / .6 = 25. There are 50 alligators in total because 25 / .5 = 50. There are 25 male alligators because 50 / 2 = 25.
The answer: 25
What was the question?
Question: Lagoon island is populated by alligators. Half the alligators are male. The rest are female. Among the females, 40% are juveniles. There are 15 adult females. How many male alligators are there?
Reasoning and answer: He has to read 350 pages a week because 7 x 50 = 350. He has read 262 pages because 43 + 65 + 28 + 70 + 56 = 262. He has to read 88 pages on Saturday because 350 - 262 = 88.
The answer: 88
What was the question?
Question:
Berry wants to make sure he reads an average of 50 pages a day. This week he read 43 pages on Sunday, 65 pages on Monday, and 28 pages on Tuesday. He had a soccer game and fell asleep early on Wednesday so he read nothing. On Thursday he read 70 pages, and on Friday he read 56 pages. How many pages does he have to read on Saturday to reach his goal?