Các câu hỏi tương tự
30 tháng 3 2022 lúc 17:49
Mary has 689g of potatoes, 434.98g of cheese and 70.134g of butter. What is the weight in total? ( the answer is ... kg )
Brick is $28.25 per 25 kg. How much is 350 kg of brick.
There are 4n pebbles of weights 1, 2, 3, . . . , 4n. Each pebble is coloured in one of n colours and there are four pebbles of each colour. Show that we can arrange the pebbles into two piles so that the following two conditions are both satisfied:
• The total weights of both piles are the same.
• Each pile contains two pebbles of each colour.
Câu 3:Calculate: 4m 40cm + 3m 20cm cmCâu 4: of is Câu 5:There are 9 boxes of apples. Each box contains 35kg. If we take away 172kg from these boxes, how many kilograms of apples are left?Answer: kilograms.Câu 6:A tank contained 414l of honey, of this amount was taken away. How many liters of honey are left?Answer: liters.Câu 7:The first box contains 350kg of strawberries. The second box contains 50kg of strawberries more than the first one does. How many kilograms of strawberries do the tw...
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Câu 3:
Calculate: 4m 40cm + 3m 20cm = cm
Câu 4:
of is
Câu 5:
There are 9 boxes of apples. Each box contains 35kg. If we take away 172kg from these boxes, how many kilograms of apples are left?
Answer: kilograms.
Câu 6:
A tank contained 414l of honey, of this amount was taken away. How many liters of honey are left?
Answer: liters.
Câu 7:
The first box contains 350kg of strawberries. The second box contains 50kg of strawberries more than the first one does. How many kilograms of strawberries do the two boxes contain?
Answer: The two boxes contain kilograms of strawberries.
Câu 8:
A car consumes 12l of gasoline every 100km. How many liters of gasoline does the car consume if it travels a distance of 250km?
Answer: liters.
Câu 9:
Look at this sequence: 0; 2; 4; 6; 12; 22;
What number should come next?
Answer:
Câu 10:
Calculate:
A cube with an edge of 7cm. Q :
a. What is the cubic volume ?
b. What is the area aroud the cube ?
c. What is the total area of the cube ?
Question 1Bob drove from City P to City Q. He traveled the first 36km at an average speed of 54km/h. He traveled the remaining 96km at a average speed of 72km/h. Find his average speed for the whole trip.Answer: km/h.Question 2John drove from Town A to Town B in 5 hours. His average speed for the first 3.5 hours was 64km/h. His average speed for the last 1.5 hours was 60km/h. What was the total distance he traveled? Answer: km.Question 3A car traveled at 50km/h for 2 hours and at 60km/h for 3 ho...
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Question 1
Bob drove from City P to City Q. He traveled the first 36km at an average speed of 54km/h. He traveled the remaining 96km at a average speed of 72km/h. Find his average speed for the whole trip.
Answer: km/h.
Question 2
John drove from Town A to Town B in 5 hours. His average speed for the first 3.5 hours was 64km/h. His average speed for the last 1.5 hours was 60km/h. What was the total distance he traveled?
Answer: km.
Question 3
A car traveled at 50km/h for 2 hours and at 60km/h for 3 hours. What is the car’s average speed?
Answer: km/h
Giải ngay ! Gải nhanh ! Giải đúng !Number 2 : The area of a rectangle ABCD is 56cm2. Given a random point E inside of ABCD. Find the total area of triangles AED and BEC. Answer: ............. cm2.Number 3 :Peter and Jacob were running. Both of them run with their constant speeds. They started at the same time and the same place. When Jacob reached the finishing line, Peter had only run 5/8 of what Jacob had run. Jacob’s speed is 75m/min (metre per minute) faster than Peter. What was Peter’s spe...
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Giải ngay ! Gải nhanh ! Giải đúng !
Number 2 : The area of a rectangle ABCD is 56cm2. Given a random point E inside of ABCD. Find the total area of triangles AED and BEC.
Answer: ............. cm2.
Number 3 :Peter and Jacob were running. Both of them run with their constant speeds. They started at the same time and the same place. When Jacob reached the finishing line, Peter had only run 5/8 of what Jacob had run. Jacob’s speed is 75m/min (metre per minute) faster than Peter. What was Peter’s speed in m/min?
Answer: ............. m/min.
Weights of 1 g, 5 g, and 8 g are placed on a balance. How many different a mounts of weight can the balance measure?
Exam number 1: Đi tìm kho báuQuestion 1:185,4 - 5,36 ............Which answer is correct? a. 180,04b. 18,004c. 1,318d. 13,18Question 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 5,595Two numbers in the box have a sum of 6,261 are .............a. 5,586 and 0,293b. 5,586 and 0,675c. 5,595 and 0,293d. 5,595 and 0,675Question 4:Brick is $28,25 per 25kg. How much is 350kg of...
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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 .....................