Đề thi thử amo số 3 lớp 3 2020

TRUNG TÂM TOÁN SONG NGỮ HOA KỲ LỚP CÔ THÚY-ZALO 0986692706 ĐỀ THI THỬ AMO SỐ 3- LỚP 3-2020 MULITIPLE-CHOICE QUESTION Question Which rule can be used to explain this number pattern? 1,4,13,40,121,… A Multiply by 1, then multiply by 2, then multiply by 3, and so on B Multiply by and add C Multiply by and subtract D Add 0, then add 1, then add 2, and so on E None of the above Question A B C D E Question 2020 is multiplied by a number and the product remains the same The number is A 2020 C.0 B D 2020 E.8080 Question Gene Golub was born on 29th February His birthday comes: A Once every four years B Every year C twice in a year D After every two years E every decade Question How many months in a year have exactly 31 days? A B C D E TRUNG TÂM TOÁN SONG NGỮ HOA KỲ LỚP CÔ THÚY-ZALO 0986692706 Question Which of the following is different from the others? A 10 thousands C 10000 ones E All are the same B 1000 tens D 1000 hundreds Question Fin the next figure E none of the above Question During break time, one of five students wrote something nasty on the blackboard When the teacher asked, they answered in the following order: Andrew: “It was Barry or Cris.” Barry: “Neither Elsa nor I did it.” Cris: “Andrew and Barry is telling the truth.” Daniel: “either Andrew or Barry is telling the truth.” Elsa: “Daniel is not telling the truth.” The teacher knows that three of them never lie while the other two may lie Who wrote it? A Andrew B Barry C Cris D Daniel E Elsa Question How many small cubes are required to create this solid shape? A.12 C 20 E 24 B 18 D 22 TRUNG TÂM TỐN SONG NGỮ HOA KỲ LỚP CƠ THÚY-ZALO 0986692706 Question 10 Which of the following options show the reflection of the image over the dotted line? F none of the above Question 11 Suppose it is now the month of December What month will it be 90 calendar months from now? A June B February C March D April E May Question 12 How many squares are there in the diagram below? A B.9 C 10 D 11 E 12 Question 13 find the next number in the following sequence 1,1,2,3,5,8,……? A 18 C 13 E None of the above B.15 D 17 Question 14 two years ago the sum of Amy’s and Bob’s ages was What will the sum of their ags be after years from now? A 18 C 22 E None of the above B.20 D 17 TRUNG TÂM TOÁN SONG NGỮ HOA KỲ LỚP CÔ THÚY-ZALO 0986692706 Question 15 Peter and the other kids are having a race If peter overtakes kid who in is the third place, what position is peter in right now? A First C Third E Fifth B second D Forth SHORT-ANSWER QUESTIONS Question 16 Few passengers are standing in a row Kevin is at the 17th position from the front, and Evan is standing at the 10th position from the back If Kevin and Evan interchange their positions, Evan becomes 17th from the back How many passengers are there in the row? Question 17 One day Randy was bored, and he wrote all the whole numbers from 40 to 100 on his paper How many times did he write the digit “8” on his paper? Question 18 Find the sum of all odd numbers between 10 and 40 Question 19 Find the value of the 3-digit number ODD Question 20 How many triangles are there? Question 21 Find the sum of the largest digit number and the smallest digit number Question 22 TRUNG TÂM TOÁN SONG NGỮ HOA KỲ LỚP CÔ THÚY-ZALO 0986692706 Question 23 Số thứ 40 số nào? Question 24 After buying crayons for $6 each, Hayley is left with $8 How much amount did she have at first? Question 25 Điền số thích hợp?