Class Openers 2-4

#1. In California, APPLE sold 1,283,490 iPhones during boxing week costing $156.00. On Boxing Day they sold 30% of the total amount during the week. How much money did they gain excluding the amount they gained on Boxing Day?

#2. A cars wheel’s radius is 24 cm. If the car travels 63 km, how many times does the wheel spin? (round to the nearest 1)

#3. School ends at 3:00 pm and it is 1 km to get from school to home. If you travel at a rate of 1 m/s how long will it take you to get home? Answer in minutes.

#4. Mary has a birthday party and orders 3 pizzas. There are 8 slices in one pizza. She and her 4 friends pitch in to help pay for it. They split the cost evenly. If one pizza is $21.76: a) How much are 4 slices? b) How much does each person pay for the total cost of all three pizzas?

#5. Llonel Messi scored 27 goals in La Liga, 5 goals in champion’s league, and 4 goals in the other cups. Cristiano Ronaldo scored 16 goals in La Liga, 6 goals in champion’s league and 3 in the other cups. Messi played 27 games. Ronaldo also played 27 games. How much did they average per game?

#6. The radius of the car wheel is 33.7cm. The car travelled 179 km from Magee to Fred’s house. My house is 10 m high and the area of the main floor of the house is 1079 meters squared. At least how many revolutions of the car wheel have taken place in order to reach Fred’s house from Magee AND back.

#7. Kaiz prepares food for himself everyday. He eats 4 bowls on rice, and curry every night. It takes 2.5 bowls of curry powder to cover 0.5 bowl of rice. It takes 30 minutes to prepare 2.5 of curry sauce. It takes him 30 minutes to cook 9 bowls of rice. How long does Kaiz take to prepare the meal?

#8. A box of cereal is 40 cm high, 10 cm wide and the length is 25 cm. If there are 100 boxes of cereal, how much material do you need? a. in cm squared b. in m squared #9. My friend’s family and herself are going on a trip to Alberta. On their way to Alberta, first they stop by a grocery store for 30 minutes. Next, they stop by a park for 15 minutes, and after that they stop by a mall for 1 hour. From Vancouver to the mall their car’s speed is 110 km/hr but after stopping by the mall, their car’s speed changes to 100 km/hr. They need to drive 500 km more to get to Alberta. They spend around 5 minutes passing by traffic lights. How long did they tale to get to Alberta?

#10. Two friends are playing catch along a baseball field. The distance from the first base to the thrower is 45 ft. The distance from the second thrower to the first base is 80 ft. The side length of the entire field is 90 ft. What is the distance that they have to throw?

#11. When Gunther Heighmer plays Call of Duty Black Ops 2. He gets 10,000 kills in 4 days of playing. He plays 7.5 hours a day. How many kills does he get 1) per day 2) hour 3) minute?

#12. The park built a new flower garden. The radius of the garden is 3 m. If each flower needs 3 meters squared to plant, how many flowers can the gardeners plant?

#13. Your room is a rectangle. We want to cover two of the walls in our room that have the dimensions of 8 x 5 ft with flower wallpaper. The cost of wallpaper is $8.00 rectangular (2 x 4 ft) strip. How much money does it cost with 12% tax and a 47% off discount?

#14. A cylindrical container is filled with water with a spherical rock in it. The height of the water was 20 cm. After taking the rock out, the water level had dropped down. The new volume in the tank is 785 cm3. a. What was the height of the water after taking the rock out? b. What is the radius of the rock?