Đề thi Violympic Toán Tiếng Anh lớp 5 vòng 1 năm 2015-2016

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Đề thi Violympic Toán Tiếng Anh lớp 5 vòng 1 năm 2015-2016ĐỀ THI VIOLYMPIC TOÁN TIẾNG ANH LỚP 5 VÒNG 1 NĂM2015 - 2016Question 1: Choose the most suitable answer in 4 available answers.Question 1.1:The value of 85 x 46 + 54 x 85 is ...............A. 485B. 5464C. 8446D. 8500Question 1.2:The area of the parallelogram below is ............ cm2.A. 7B. 8C. 28D. 14Question 1.3:Add: 2/7 + 3/7 = ..........A. 5/7B. 4/7C. 6/7D. 8/7Question 1.4:Convert: 2km2 = ..............m2.A. 200 000B. 20 000C. 2 000D. 2 000 000Question 5:Find x such that: x + 3/5 = 5/2A. 2/5B. 19/10C. 8/5D. 8/10Question 1.6:The sum of two numbers is 79 and their difference is 13.What is the smaller number?A. 23B. 33C. 46D. 53Question 1.7:Which image matchs the following fraction? 2/5A.B.C.D.Question 1.8:The perimeter of the square below is .............. cm.A. 25/81B. 41/9C. 9/9D. 20/9Question 1.9:How many numbers between 65 and 121 are divisible by 8?A. 48B. 6C. 7D. 8Question 1.10:2/5 of the trees in a garden is red apple trees. Others are green apple trees. There are 60green apple trees.How many apple trees are there in the garden altogether?A. 120B. 150C. 100D. 130Question 2: Lets reach the intellectual peak by answering the questions.Question 2.1:In 235468, the value of the digit in the hundreds place is: ................Question 2.2:1/4 kg = .............g.The missing number is ...............Question 2.3:The ratio of two numbers is 3 : 5 and their sum is 104.Find their difference.Answer:Their difference is ..............Question 2.4:The area of a square of side 5cm is ........... cm2.Question 2.5:The greatest 5 - digit number that divisible by 18 is .............Question 2.6:Calculate: 2 + 4 + 6 + .... + 96 = ..................Question 2.7:Look at this series: 62; 62; 50; 50; 38; 38; ......What number should come next?Answer: .......Question 2.8:What is 7/12 of 144?Answer:Its ............Question 2.9:Of the 28 goats on Jacks farm, 3/7 are white. How many white goats are on the farm?Answer:There are ................ white goats.Question 2.10:Calculate: 3456 x 4 = ...............Question 2.11:Convert: 400000cm2 = ...............m2.The missing number is ................Question 2.12:There are forty pieces of fruits on the table. Twenty four of them are oranges, others areapples. How many pieces of fruits are apples?Answer: There are ........... pieces.Question 2.13:...../9 = 48/108The missing number is ..............Question 2.14:The perimeter of the parallelogram below is ............ cm.Write your answer in the simplest form.Question 2.15:There are 35 men and a some of women in a meeting room.The ratio of the number of women to the number of men is 7 : 5.How many women are there in the meeting room?Answer:There are .......... women.Question 2.16:The sum of odd numbers from 12 to 42 is ...........Question 2.17: