The total cost of the paintbrush, the paints, and the easel was $2.40 + $9.20 + $6.50 = $18.10. Rose needs $18.10 - $7.10 = $11 more.
The answer: 11
Reverse engineering the question: Rose is an aspiring artist. She wants a paintbrush that costs $2.40, a set of paints that costs $9.20, and an easel that costs $6.50 so she can do some paintings. Rose already has $7.10. How much more money does Rose need?
Reasoning and answer: He can type out 1 page in 450 / 90 = 5 minutes. So it would take 5 * 10 = 50 minutes.
The answer: 50
What was the question?
Question: Tom can type 90 words a minute. A page is 450 words. How long would it take him to type out 10 pages?
For breakfast, the family ate 12 / 3 = 4 slices of bread. After breakfast, the family has 12 - 4 = 8 slices of bread remaining. After Neeley's lunch, there are 8 - 2 = 6 slices of bread remaining.
The answer: 6
Reverse engineering the question: Neeley bought a loaf of bread from the store and sliced it into 12 pieces. His family ate a third of the bread slices for breakfast. Then Neeley used 2 bread slices to make a sandwich for lunch. How many slices of bread remain?
Reasoning and answer: The price increase raised the price by 1.6 * .25 = $.4. So each pound of apples cost 1.6 + .4 = $2. 2 * 4 = 8 pounds of apples are bought. So the apples cost 8 * 2 = $16.
The answer: 16
What was the question?
Question: Apples used to cost $1.6 per pound. The price got raised 25%. How much does it cost to buy 2 pounds of apples for each person in a 4 member family?
He got 2 * 12 = 24 cookies. So he has 24 - 3 = 21 cookies left.
The answer: 21
Reverse engineering the question: John buys 2 dozen cookies. He eats 3. How many cookies does he have left?
The total cost of the entrees is 4 * $20 = $80. The total cost of the dinner is $80 + $10 = $90. The tip is $90 * 0.20 = $18. The total cost with tip is $90 + $18 = $108.
The answer: 108
Reverse engineering the question:
Stefan goes to a restaurant to eat dinner with his family. They order an appetizer that costs $10 and 4 entrees that are $20 each. If they tip 20% of the total for the waiter, what is the total amount of money that they spend at the restaurant?