Đề thi Violympic Toán Tiếng Anh lớp 5 vòng 9 năm 2014 - 2015Exam number 1: Choose the most suitable answer in 4 available answers. (Cóc vàngtài ba)Question 1: Choose the calculation that has the greatest result.a. 125,7 : 3 + 14,3b. 365,5 : 5 - 17,8c. 59,8 : 2 + 26,13d. 196,4 : 4 - 7,07Question 2: Peter counts his heart rate. He counts 8 beats per 6 seconds on average. Howmany beats per minute does Peter count?a. 75b. 140c. 60d. 80Question 3: Which fraction is equal to 17,5%?a. 35/20b. 7/40c. 35/50d. 175/100Question 4: Mia wants to buy apple. Which is the best buy?a. 7kg of apples for $30,38b. 5kg of apples for $21,5c. 6kg of apples for $26,1d. 4kg of apples for $17,32Question 5: The product: 20 x 21 x 22 x ..... x 40 has ....... digit 0.a. 4b. 6c. 5d. 3Question 6: Which shape is colored more than 50% in green?a.b.c.d.Question 7: If number A is increased by 60% then it will equal number B. How muchVnDoc - Tải tài liệu, văn bản pháp luật, biểu mẫu miễn phípercentage will B be decreased by to equal A?a. 40%b. 62,5%c. 37,5%d. 60%Question 8: Find the smallest number that is 7 times the sum of its digits?a. 28b. 21c. 14Question 9: Calculate:a. 767/768d. 35Choose the correct answer:b. 711/768c. 255/256d. 85/256Question 10: How many fractions equal 1/5 and have denominators of 2 - digit numbers?a. 16b. 18c. 22d. 20Exam number 2: Your car has to pass 5 obstacles to finish. In order to overcom eachobstacle, you have to answer correctly one of three problems in that obstacle. (Vượtchướng ngại vật)Question 1: Ifand n is a natural number then n = ...........Question 2:The perimeter of the shape is ....... cm.Question 3: Find X if X x 8,6 - 5,2 x X - 11,06 = 5,94Question 4: Calculate: 5,5 x (3,5 - 1,5) + 1,5 = ..............Question 5:Calculate:Exam number 3: Find the blank with the suitable number (Note: write decimal numberwith the comma" between number part and fraction part. Ex: 0,5)VnDoc - Tải tài liệu, văn bản pháp luật, biểu mẫu miễn phíQuestion 1: 5,136m3 = ............ cm3.Đáp án của bạnQuestion 2: 47/250 dm3 = ............. cm3.Question 3: The perimeter of a circle is 15,7dm. Its area is ....... cm2.Question 4: Jane bought a couch. A couch costs 950 dollars. She received a 30% discount.How much of a discount did she get?Question 5: The ratio of the number of girls to the number of boys in a classroom is 5 : 4.When 10 girls left the classroom, the ratio of the number of boys to the number of girlsbecame 4 : 3. How many students were in the classroom at first?Question 6: The area of a rectangle is 50m2. If it's length is increased by 10% and it'swidth is decreased by 20% then the area of new rectangle is ...............m2.Question 7: An aquarium is 8dm deep, 12dm long and 0,3m wide. What is the volume ofthe aquarium in cubic centimeter?Question 8:The sum of all square's area in the following figure is 375cm2. The area of the biggestsquare is ............ dm2.Question 9: At a party 60% of the boys are dancing with 80% of the girls. How manypeople are dancing if there are 35 people? (A pair cludes only one boy and one girl)Question 10:Look at the following figure. AF/AB = 1/4; AE/AC = 1/3. If the area of triangle GBD is270m2 then the area of the triangle GCD is .......... m2.Đáp ánVnDoc - Tải tài liệu, văn bản pháp luật, biểu mẫu miễn phíExam number 1: Choose the most suitable answer in 4 available answers. (Cóc vàng tàiba)Question 1: aQuestion 2: dQuestion 3: bQuestion 4: bQuestion 5: bQuestionc 6: dQuestion 7: cQuestion 8: bQuestion 9: dQuestion 10: bExam number 2: Your car has to pass 5 obstacles to finish. In order to overcom eachobstacle, you have to answer correctly one of three problems in that obstacle. (Vượtchướng ngại vật)Question 1: 25Question 2: 80Question 3: 5Question 4: 12,5Question 5: 4Exam number 3: Find the blank with the suitable number (Note: write decimal numberwith the comma" between number part and fraction part. Ex: 0,5)Question 1: 5136000Question 2: 188Question 3: 1962,5Question 4: 285Question 5: 45Question 6: 44Question 7: 28800Question 8: 2Question 9: 24Question 10: 180VnDoc - Tải tài liệu, văn bản pháp luật, biểu mẫu miễn phí Show
ĐỀ ÔN THI VIOLYMPIC TOÁN LỚP 5 VÒNG 9 CẤP TỈNH NĂM HỌC 2021 – 2022 (CÓ HƯỚNG DẪN GIẢI) Tài liệu ôn thi Violympic Toán Tiếng Việt lớp 5 vòng 9 CẤP TỈNH năm học 2021 – 2022, vòng 10 cấp quốc gia và các tài liệu ôn thi đầu vào các trường chuyên. Mọi thông tin cần hỗ trợ tư vấn tài liệu học tập và giải đáp vui lòng liên hệ:
TUYỂN TẬP 3 ĐỀ ÔN THI VIOLYMPIC TOÁN TIẾNG VIỆT LỚP 5 VÒNG 9 CẤP TỈNH NĂM HỌC 2021 – 2022 CÓ HƯỚNG DẪN GIẢI
RelatedĐề thi giải Toán Tiếng Anh trên mạng lớp 5 có đáp án Đề thi Violympic Toán Tiếng Anh lớp 5 vòng 9 năm 2015 - 2016 có đáp án đi kèm, giúp các em học sinh lớp 5 ôn tập và củng cố kiến thức, nhằm đạt kết quả cao trong các vòng tiếp theo của cuộc thi Violympic giải Toán Tiếng Anh qua mạng năm học 2015 - 2016. Mời các em cùng tham khảo nội dung chi tiết dưới đây:
Đề thi Violympic Toán Tiếng Anh lớp 5 vòng 9 có đáp ánExam number 1: Vượt chướng ngại vậtQuestion 1: 1,83 + ...... = 2 Question 2: The volume of the cube below is ..........cm3. Question 3: After running 20% of a race, Bob had run 25m. How long was the race, in metres? Question 4: Alice are going to buy sugar for her cooking class. She needs to have 1/6 kg of sugar for every student in her class. There are 18 students in her class. How many kilograms of sugar should Alice buy? Question 5: Alice's mathematics exam had 30 algebra questions and 50 geometry questions, each worth 1 mark. She got 70% of the algebra questions correct, and 60% of her questions correct. How many geometry questions did she answer correctly? Exam number 2: Fill in the blank with the suitable numberQuestion 1: Bob roller skates with a constant speed of 14 miles per hour. How far can he travel in 1/2 hour? Question 2: Emily rides her bike with a constant speed of 12km/h. How far can she travel in 3 hours? Question 4: An airplane flies with a constant speed of 810 miles per hour. How far can it travel in hours? Question 5: John drove from Town A to Town B in 5 hours. His average speed for the first 3,5 hours was 64km/h. His average speed for the last 1,5 hours was 60km/h. What was the total distance he traveled? Question 6: A car traveled at 50km/h for 2 hours and at 60km/h for 3 hours. What is the car's average speed? Question 7: The distance between John's home and the park is 3000m. John walked from his home to the park at a speed of 100m per minute and then walked back home at a speed of 150m per minute. What is the John's average speed in meter per minute? Question 8: Bob drove from City P to City Q. He traveled the first 36km at an average speed of 54km/h. He traveled the remaining 96km at a average speed of 72km/h. Find his average speed for the whole trip. Question 9: Peter and Jacob were running. Both of them run with their constant speeds. They started at the same time and the same place. When Jacob reached the finishing line, Peter had only run 5/9 of what Jacob had run. Jacob's speed is 75m/min (metre per minute) faster than Peter. What was Peter's speed in m/min? Question 10: A train crosses a tree in 10 second and a bridge 225m long in 25 second. Find the length of the train. Exam number 3: Cóc vàng tài baQuestion 1: The number of centimetres in 2,5 metres is ............... a. 0,025 b. 0,25 c. 25 d. 250 Question 2: You walk 2 miles with your dog in only 40 minutes. Your average speed is ................. a. 0,2 mile in per minute b. 0,5 mile in per minute c. 0,02 mile in per minute d. 0,05 mile in per minute Question 3: Susan wants to divide 35,5 kg sugar in small bags. If each bag holds 0,5kg, how many bags are needed? a. 70 b. 71 c. 36 d. 35 Question 4: In the diagram, the percentage of small squares that are shaded is ............... a. 36% b. 9% c. 24% d. 25% Question 5: If the numbers: 2/5; 41% and 0,401 are arranged from largest to smallest, the correct order is .............. a. 2/5; 0,401; 41% b. 0,401; 2/5; 41% c. 41%; 0,401; 2/5 d. 41%; 2/5; 0,401 Question 6: Charlie and Lily go on a 24 km run. They both usually run at 9 km/h. If Charlie runs at 2/3 his usual running speed, and Lily runs at 4/3 times her usual speed, how many more hours does it take Charlie to complete the run than it takes Lily to complete the run? a. 6 b. 4 c. 2 d. 3 Question 7: A box contains 21 disks, each coloured red, blue and green. There are twice as many green disks as red disks, and half as many blue as red. How many disks are red? a. 6 b. 12 c. 9 d. 3 Question 8: The results of a survey of the hair colour of 500 people are shown in this circle graph. How many people have blonde hair? a. 300 b. 150 c. 250 d. 200 Question 9: Question 10: Each face of a cube is painted with exactly one colour. What is the smallest number of colours needed to paint a cube so that no two faces that share an edge are the same colour? a. 6 b. 3 c. 4 d. 5 Đáp án đề thi Violympic Toán Tiếng Anh lớp 5 vòng 9Exam number 1: Vượt chướng ngại vật Question 1: 0,17 Question 2: 3375 Question 3: 125 Question 4: 3 Question 5: 27 Exam number 2: Fill in the blank with the suitable number Question 1: 7 Question 2: 36 Question 3: 18 Question 4: 3645 Question 5: 314 Question 6: 56 Question 7: 125 Question 8: 66 Question 9: 125 Question 10: 90 Exam number 3: Cóc vàng tài ba Question 1: d Question 2: d Question 3: b Question 4: a Question 5: c Question 6: c Question 7: d Question 8: b Question 9: a Question 10: c |