Đề thi Violympic Toán, Tiếng anh Lớp 4 vòng 7
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Exam number 1 Find out the correct answer of each question. Question 1: Fill in the blank with , =: 1006 g 1.06 kg Question 2: The area of a rectangle is and its width is 5 cm.Its length is cm Question 3: Calculate: 25 × 148 = Question 4: Calculate: 10290 : 30 + 173 = Question 5: If the rectangle area is 1350 and the length is 45 cm then the perimeter of that rectangle is cm Question 6: If the average of 12, 15 and K is 21 then K = Question 7: Calculate: 485 : 5 + 783 : 9 = Question 8: If of Mom’s salary is $23, then her salary is dollars Question 9: If 2010 < p × 3 < 2014 then p = Question 10: The average of all the numbers from 1 to 99 is
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