Đề thi Violympic Toán Tiếng Anh lớp 5 vòng 4 năm 2015-2016

ĐỀ THI VIOLYMPIC TOÁN TIẾNG ANH LỚP 5 VÒNG 4 NĂM<br /> 2015 - 2016<br /> Exam number 1:<br /> Question 1:<br /> In 12.36 which digit is in the ones place?<br /> <br /> <br /> a. 3<br /> <br /> <br /> <br /> b. 2<br /> <br /> <br /> <br /> c. 1<br /> <br /> <br /> <br /> d. 6<br /> Question 2:<br /> Which of following decimal numbers should be replace the question mark?<br /> <br /> <br /> <br /> a. 0.7<br /> <br /> <br /> <br /> b. 0.6<br /> <br /> <br /> <br /> c. 0.8<br /> <br /> <br /> <br /> d. 0.9<br /> Question 3:<br /> Write 12/100 as a decimal number.<br /> Answer:<br /> <br /> <br /> <br /> a. 12<br /> <br /> <br /> <br /> b. 1.2<br /> <br /> <br /> <br /> c. 0.12<br /> <br /> <br /> <br /> d. 0.012<br /> Question 4:<br /> <br /> What decimal number is shown?<br /> <br /> <br /> <br /> a. 0.3<br /> <br /> <br /> <br /> b. 0.5<br /> <br /> <br /> <br /> c. 0.4<br /> <br /> <br /> <br /> d. 0.2<br /> Question 5:<br /> Write 2.25 as a mixed number in the simplest form.<br /> Answer:<br /> <br /> <br /> <br /> a.<br /> <br /> <br /> <br /> b. 225/100<br /> <br /> <br /> <br /> c.<br /> <br /> <br /> <br /> d.<br /> Question 6:<br /> Write the decimal number "six and three hundredth" using digits.<br /> Answer:<br /> <br /> <br /> <br /> a. 3.6<br /> <br /> <br /> <br /> b. 6.3<br /> <br /> <br /> <br /> c. 3.06<br /> <br /> <br /> <br /> d. 6.03<br /> Question 7:<br /> Convert 25g = ............. kg.<br /> Write your answer by decimal in the simplest form.<br /> <br /> <br /> <br /> a. 0.025<br /> <br /> <br /> <br /> b. 0.25<br /> <br /> <br /> <br /> c. 2500<br /> <br /> <br /> <br /> d. 2.5<br /> Question 8:<br /> Write numbers below in order from least to greatest.<br /> 3/12; 4/5; 0.75; 0.23<br /> <br /> <br /> <br /> a. 3/12; 0.23; 0.75; 4/5<br /> <br /> <br /> <br /> b. 0.23; 3/12; 0.75; 4/5<br /> <br /> <br /> <br /> c. 3/12; 4/5; 0.75; 0.23<br /> <br /> <br /> <br /> d. 0.23; 3/12; 4/5; 0.75<br /> Question 9:<br /> If x is a natural number and x < 2876/100 then the greatest value of x is:<br /> <br /> <br /> <br /> a. 287<br /> <br /> <br /> <br /> b. 28<br /> <br /> <br /> <br /> c. 27<br /> <br /> <br /> <br /> d. 2876<br /> Question 10:<br /> Find x if ab4,938 < ab4,9x6 < ab4,953.<br /> Answer: x = ............<br /> <br /> <br /> <br /> a. 6<br /> <br /> <br /> <br /> b. 4<br /> <br /> <br /> <br /> c. 5<br /> <br /> <br /> <br /> d. 3<br /> Exam number 2: Choose 2 consecutive cells which have the same or equal value.<br /> <br /> Answer:<br /> (1) = .......; (2) = ........; (3) = ..........; (4) = ..........; (6) = .........; (7) = ........; (8) = .........; (9)<br /> = ........; (10) = .........; (13) = .........<br /> Exam number 3:<br /> Question 1:<br /> Fill in the blank with the correct decimal number:<br /> 9/100 kg = .............kg.<br /> Write your answer by decimal in the simplest form.<br /> Question 2:<br /> Write 47/100 as a decimal number in the simplest form.<br /> Answer: .............<br /> Question 3:<br /> In 348.256, which digit is in the tenths place?<br /> Answer: ...........<br /> Question 4:<br /> In 348.256, which digit is in the tens place?<br /> Answer: ...........<br /> <br /> Question 5:<br /> 4/10 + 6/1000 = .............<br /> Write your answer by decimal in the simplest form.<br /> Question 6:<br /> I have two digits in the decimal part. I am greater than 75 but less than 80 What least<br /> possible number am I?<br /> Answer: ............<br /> Question 7:<br /> Find the value of p.<br /> <br /> Answer: p = ............<br /> Write your answer as a decimal in the simplest form.<br /> Question 8:<br /> Fill in the blank with the correct number.<br /> 3/100 m = ............cm<br /> Question 9:<br /> If p and q are consecutive natural numbers and 9.062 < p + q < 12.988 then p x q =<br /> .............<br /> Question 10:<br /> If n is a natural number and n < 12.03 < n + 5 the the smallest value of n is ..............<br /> <br />