Đáp án là 198. Chúc bạn học giỏi
Đáp án là 198. Chúc bạn học giỏi
Exam number 1: Đi tìm kho báu
Question 1:
185,4 - 5,36 = ............
Which answer is correct?
a. 180,04b. 18,004c. 1,318d. 13,18
Question 2:
Calculate: 124,7 : 100 + 45,18 = ..............
a. 46,427b. 47,426c. 46,247d. 47,246Question 3:
Look at these numbers
5,586 0,293 0,675 5,595
Two numbers in the box have a sum of 6,261 are .............
Question 4:
Brick is $28,25 per 25kg. How much is 350kg of brick?
Answer:
Question 5:
If X is a natural number and 0,5 x X > 8,3 then the smallest value of X is ............
Exam number 2: Choose 2 consecutive cells which have the same or equal value. (Tìm cặp bằng nhau)
Answer:
(1) = ......; (2) = ......; (3) = .......; (4) = .....; (5) = ......; (6) = ......; (7) = ........; (8) = ......; (11) = ......; (15) = .......
Nhập số thứ tự của các ô vào chỗ (....) cho thích hợp để được các cặp giá trị bằng nhau.
Exam number 3: Fill in the blank with the suitable number (Note: write decimal number with the comma between number part and fraction part. Ex: 0,5)
Question 1:
Find x such that 2,89 < x < 11,01 and x are even natural numbers.
Answer: ................
(Write numbers in the order from smallest to greatest and use ";")
Question 2:
2,3m + 6,8m = ......... dm.
Question 3:
7m2 4dm2 = ........... cm2.
Question 4:
123004,64 : 10000 = ...............
Question 5:
15% of 370kg = .................g
Question 6:
2m2 3dm2 + 1m2 35cm2 = ........... cm2.
Question 7:
The perimeter of the star equals the perimeter of the regular hexagon. Each side of the hexagon is 16cm long. Each side of the star is ........... cm long.
Question 8:
Jane bought jelly beans. She gave 9/11 of them for Jack. If Jane kept 36 jelly beans then she bought .......... jelly beans in total.
Question 9:
Tina works 17 hours a week (Monday to Friday). Last week she worked 4,5 hours on Monday; 5 hours on Tuesday; 2,2 hours on Wednesday and 1,5 hours on Thursday. She worked ......... minutes on Friday.
Question 10:
The value of 2,73 + 4,23 + 5,73 + 7,23 + 8,73 + 10,23 + 11,73 + 13,23 +14,73 + 16,23 + 17,73 is .....................
Jane had 40 dollars. She bought 5kg of mangoes at 4,55 dollars per kg. How much money did she have left?
Jane bought a couch.A couch coats 950 dollars.She recieved s 30 % discount.How much of a discount đi she get ?
Jane bought a couch. A couch costs 950 dollars.She recieved a 30% discount.How much of a discount did she get?
Jane bought a couch. A couch costs 950 dollars.She recieved a 30% discount.How much of a discount did she get?
22Jay and Jack had the same amount of money at first.Jay gave $35 to his brother.Jack’s mother gave him another $25.The amount of money Jack had in the end was four times the amount of money Jay had.How much did each of them have at first?
1. Complete each number pattern.
44, 22, 10, 10, 8,....,.....
2. Anna saved $ 10 in January. The amount of money she saved in March was the total amount of money she had saved in January and February. The amount of money she saved in April was the total amount of money she had saved in February and March. If she had saved in this pattern up to October,
a, In wich month did she saved $ 210?
b, How much did she save in October?
Lara had some money in her savings account .She withdrew 3/8 of it and spent 2/9 of the withdrawal on some books .She gave 4/7 of the remaining to her mother and banked the rest of the money. If lara had $756 ,how much money did she have in her savings account at fist
Question 4: Jane bought a couch. A couch costs 950 dollars. She received a 30% discount. How much of a discount did she get?