De thi Violympic 5

<span class='text_page_counter'>(1)</span>Đề thi Violympic Toán Tiếng Anh lớp 5 Question 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. 8500 Question 1.2: The area of the parallelogram below is ............ cm2.. . A. 7. . B. 8. . C. 28. . D. 14 Question 1.3: Add: 2/7 + 3/7 = ........... . A. 5/7. . B. 4/7. . C. 6/7. . D. 8/7 Question 1.4: Convert: 2km2 = ..............m2.. . A. 200 000. . B. 20 000.

<span class='text_page_counter'>(2)</span> . C. 2 000. . D. 2 000 000 Question 5: Find x such that: x + 3/5 = 5/2. . A. 2/5. . B. 19/10. . C. 8/5. . D. 8/10 Question 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. 53 Question 1.7: Which image matchs the following fraction? 2/5. . A.. . B.. . C.. . D. Question 1.8:.

<span class='text_page_counter'>(3)</span> The perimeter of the square below is .............. cm.. . A. 25/81. . B. 41/9. . C. 9/9. . D. 20/9 Question 1.9: How many numbers between 65 and 121 are divisible by 8?. . A. 48. . B. 6. . C. 7. . D. 8 Question 1.10: 2/5 of the trees in a garden is red apple trees. Others are green apple trees. There are 60 green apple trees. How many apple trees are there in the garden altogether?. . A. 120. . B. 150. . C. 100. . D. 130 Question 2: Let's 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 ................

<span class='text_page_counter'>(4)</span> 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: It's ............ Question 2.9: Of the 28 goats on Jack's 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 = ................

<span class='text_page_counter'>(5)</span> 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 are apples. How many pieces of fruits are apples? Answer: There are ........... pieces. Question 2.13: ...../9 = 48/108 The 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: If 37a54b is divisible by 2; 3; 5 and 9 then a + b = .............

<span class='text_page_counter'>(6)</span> Question 2.18: For every 8 hours of work, John earns $136. If John works 30 hours, how much will he earn? Answer: $........... Question 2.19: The sum of two numbers is the smallest 3-digit number and their difference is the smallest 2-digit number? The greater number is ............ Question 2.20:. The missing number is .................

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