Reasoning and answer: If Oprah wants to have 500 cars left, she will have to give away 3500 - 500 = 3000 cars. Since the average number of cars she gives away per year is 50, it will take her 3000 / 50 = 60 years to give away enough cars to have 500 left over.
The answer: 60
What was the question?
Question: Oprah has 3500 cars in her collection. If the average number of cars she gives away per year is 50, how many years will it take to reduce her car collection to 500?
Twice the number of pages Jairus read is 20 x 2 = 40. Arniel read 40 + 2 = 42 pages of the newspaper. Jairus and Arniel read 20 + 42 = 62 pages altogether.
The answer: 62
Reverse engineering the question: Jairus read 20 pages of the newspaper. Arniel read 2 more than twice the number of pages Jairus read. How many pages have they read altogether?
Reasoning and answer: 30% of $1200 is (30 / 100) * $1200 = $360. Mrs. McPherson will pay $360 leaving $1200 - $360 = $840 which Mr. McPherson will have to raise.
The answer: 840
What was the question?
Question: Mr. and Mrs. McPherson have to renew their rent by the end of the year. They agreed that Mrs. McPherson would raise 30% of the money. If their rent is $1200 per year, how much does Mr. McPherson need to raise to complete the rent?
Milton sold 56 / 8 = 7 apple pies. He sold 48 / 6 = 8 peach pies. He sold a total of 7 + 8 = 15 pies.
The answer: 15
Reverse engineering the question: At his cafe, Milton sells apple pie and peach pie slices. He cuts the apple pie into 8 slices. He cuts the peach pie into 6 slices. On the weekend, 56 customers ordered apple pie slices and 48 customers ordered peach pie slices. How many pies did Milton sell during the weekend?
Reasoning and answer: There are 55 - 30 = 25 girls at the track meet. There are (25 / 5) * 3 = 15 girls with long hair. There are 25 - 15 = 10 girls with short hair.
The answer: 10
What was the question?
Question: There are 55 people at the track meet. 30 of them are boys, and the rest are girls. Three fifths of the girls have long hair, and the rest have short hair. How many girls have short hair?
Reasoning and answer: Kylie had 5 + 9 = 14 daisies. She has 14 / 2 = 7 daisies left.
The answer: 7
What was the question?
Question:
Kylie has 5 daisies. Her sister gave her another 9 daisies. Kylie then gave half her daisies to her mother. How many daisies does Kylie have left?