math help really needed!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!?
i need help with alot of questions! plz dont say things like ur too lazy and stuff. questions 5th Grade Competition Bergen County Academies Math Competition 2006 22 October 2006 1. To get ready for a math competition, Kevin buys a pencil for fifty cents, a ruler for one dollar, and graph paper for thirty dollars. How much money does Kevin spend? 2. If CNN is on channel 25 and YES is on channel 70, how many times does Michael have to hit the “channel up†button in order to switch from watching CNN to YES? 3. Brian likes to feed the ducks. The first day he uses 1 slice of bread. The second day he uses 2 slices of bread. The third day he uses 3 slices of bread. If this pattern continues, how many slices of bread will he use on the tenth day? 4. Chang is illegally cruising down Route 4 in his father’s car. There are numbered markers along the route, each spaced one mile apart, which indicate how far one has travelled. If Chang starts at the 94th mile marker and the police stop him at the 117th mile marker, how many miles did Chang travel? 5. 2 × 0 × 0 × 6 = 6. Mrs. Stone makes 20 telephone calls per day. How many telephone calls does she make in the month of January? 7. Calculate 10 − 9 + 8 − 7 + 6 − 5 + 4 − 3 + 2 − 1. 8. Arthur accidentally added 7 to a number instead of multiplying that number by 7 on a math problem. His answer was 11. What should he have gotten as an answer? 9. To be prepared, Yoonjoo wants to carry 10 pencils with her at all times during school. Every hour, she gives one pencil to a friend and loses one pencil. If school is 8 hours long, at least how many pencils must Yoonjoo bring to school to remain prepared? 10. James’s pet alligator has a body and a tail that together are 5 times as long as its head. From the tip of its nose to the tip of its tail the giant alligator is 300 meters long. How many meters long is its head? 11. Asena and Christine are playing a game. Asena asks Christine to pick a number. She then asks her to add 12 to that number, multiply her answer by 3, subtract 36 from her new answer, divide that answer by 6, and multiply this answer by 2. If Christine picks the number 10 in the beginning, what number does she have at the end? 12. Aaron knows he has somewhere between 100 and 110 baseball cards in his collection. If he counts his cards 2 at a time, he has 1 card left over. If he counts his cards 5 at a time, he has 2 left over. How many cards are in Aaron’s collection? 13. Express 11 5 in decimal form. 1 14. In Eddy’s sock drawer, there are two red socks, three blue socks, and two green socks. If Eddy takes socks out of the drawer one at a time and does not put them back, how many must he take out so that he can make at least one matching pair? 15. A military clock, instead of having the numbers 1 through 12, has the numbers 1 through 24 evenly spaced around the circular face. What is the number directly across from 19? 16. For a class trip, Mr. Holbrook hires 2 buses, which can each hold 50 students. However, 123 students signed up for the trip. If a car can hold up to 4 students, what is the minimum number of cars needed in addition to the two buses to ensure that every student has a ride? 17. Two numbers have a sum of 15 and a product of 36. What is the larger of the two numbers? 18. In a high school physical education class, 11 students know how to climb a tree. 6 of these students are male. There are 14 boys total in the class. 7 girls in the class do not know how to climb a tree. How many students are there in this class? 19. 20 + 40 + 60 + 80 = (1 + 2 + 3 + 4) × ? 20. Mike arrived at a party 27 minutes before 3 : 23 PM. What time was it 11 minutes after he arrived? 21. If Eugene counted to 600 by 6’s, starting with 6, how many numbers did he count that are less than 600? 22. A triangle has a base of length 5 inches and a height to that base of length 8 inches. What is the area, in square inches, of the triangle? 23. If a bird’s wings flap 64 times every second, then how many times do a bird’s wings flap in 10 minutes? 24. If a race began at 3 : 43 PM and ended at 5 : 57 PM the same day, the race was half over at what time? 25. Will is 11 years old, and his sister is 7 years old. What will be the sum of Will’s age and his sister’s age when Will is 26 years old? 26. Hannah goes to Boston Market to eat lunch. She picks a piece of chicken for her main meal, and must select a side dish and a drink. The possible side dishes are mashed potatos, corn, green beans, and cinnamon apples. The possible drinks are Coca Cola, Sprite, orange soda, iced tea, lemonade, and water. How many different meals can Hannah select? 27. If the same number of 3’s, 5’s, and 7’s are added together to get a sum of 105, what is the total number of 3’s used in the sum? 28. Dan likes bowling, pool, and math. He decides to number the 10 bowling pins 1 through 10 and adds up the numbers on each pin, obtaining a number P. Then he n out of pure laziness out of ure laziness
Mathematics - 2 Answers
Random Answers, Critics, Comments, Opinions :
1 :
C'mon some of these you should really know..
2 :
really? This is just simple math. Use a calculator, it will take you all of five minutes to complete.
