Q: Aren's flight from New York to Hawaii will take 11 hours 20 minutes. He spends 2 hours reading, 4 hours watching two movies, 30 minutes eating his dinner, 40 minutes listening to the radio, and 1 hour 10 minutes playing games. How many hours does he have left to take a nap?
A: The flight from NY to Hawaii will take 60 x 11 + 20 = 680 minutes. All the activities will take 120 + 240 + 30 + 40 + 70 = 500 minutes. For his nap, he has 680 - 500 = 180 minutes. To convert minutes to hours, he has 180 / 60 = 3 hours. The answer is 3.

Q: Evergreen Elementary school has 100 students in Grades 4, 5, and 6. There are 30 students in Grade 4 and 35 students in Grade 5. How many students are in Grade 6?
A: There are 30 + 35 = 65 students in Grades 4 and 5. Therefore, there are 100 - 65 = 35 students in Grade 6. The answer is 35.

Q: Hazel walked 2 kilometers in the first hour. If she walked twice as far in the second hour, how far did she walk for 2 hours?
A:
Hazel walked 2 x 2 = 4 kilometers in the second hour. So, she walked 2 + 4 = 6 kilometers for 2 hours. The answer is 6.