TRUNG TÂM TOÁN SONG NGỮ HOA KỲ -LỚP CÔ THÚY-ZALO 0986692706 ĐỀ THI THỬ AMO SỐ 4- LỚP 3-2020 Question Basil wants to cut the shape depicted in Figure into identical triangles as in Figure 2.How many triangles will he get? Question Charles has 16 marbles He divides them into piles so that each piles has a different number of marbles Find the smallest possible number of marbles in the biggest pile Question It is given that a b a b a b For example, Find the value of TRUNG TÂM TOÁN SONG NGỮ HOA KỲ -LỚP CÔ THÚY-ZALO 0986692706 Question In the following alphametic, all the different letters stand for different digits Question Judy has two more sisters that she has brothers Her brother, Mark, has twice as many sisters as he has brothers How many children are in their family? Question What is the next number in the sequence below? 7,8,6,9,5,10,… Question Marko has sweets and tomo has 17 sweets How many sweets does Tomo need to give to Marko so that each boy has the same number of sweets? Question How many triangles are there in the figure below? Question There were 11 flags on a straight track of a race The first one was at the start, the last one at the finish The distance between each flag was m How long was the track? Question 10 A ship was attacked by pirates One by one they were climbing a rope to get to the ship The pirate captain was in the middle and he was also the eighth one from the beginning How many pirates were on the rope? TRUNG TÂM TOÁN SONG NGỮ HOA KỲ -LỚP CÔ THÚY-ZALO 0986692706 Question 11 Six towers are built with grey cubes and white cubes Each tower is made with five cubes Cubes of the same colors not touch How many white cubes are there? Question 12 After buying color pencils for $15 each, Isaac is left with $9 How much amount did he have at first? Question 13 How many small cubes are required to create this solid shape? Question 14 What is the largest 2-digit number that can be divided by both and 5? Question 15 For the number sentence below, what is the answer? 1+3+5+7+9+12+14+16+18+21+23+25+27+29