\(1111\times2222=1111\times1111\times2\)
\(=1234321\times2=2468642\)
Because \(1111\times1111=1234321\), we have: \(1111\times2222=1111\times1111\times2\)
\(=1234321\times2=2468642\)
-Study well-
_Minh ngụy_
\(1111\times2222=1111\times1111\times2\)
\(=1234321\times2=2468642\)
Because \(1111\times1111=1234321\), we have: \(1111\times2222=1111\times1111\times2\)
\(=1234321\times2=2468642\)
-Study well-
_Minh ngụy_
Caculate the area of the retangular box that knows the height is 8cm , the length is 9cm and equals 2/3 thi width ?
Find an edge of a cube knowing its surrounding area is 400 cm 2 find the side of a cube that knows the total area is 24
Câu 6:
4.8l of oil weigh 3.648kg. How many liters of oil are there if they weigh 4.864kg?
Answer: There are liters
(Write your answer as a decimal in the simplest form)
Câu 7:
Inspecting products of a factory, we find that there are 97 qualified products out of every 100 products on average. What percent of the total products is qualified products?
Answer: %
Câu 8:
A rectangular field has a width of 24.5m and its area equals the area of a square with the sides of 35m. Find the perimeter of that rectangular field.
Answer: m
Câu 9:
The area of a triangle ABC is , take the point M on BC such that BM=MC and the point N on AC such that AN=NC. Find the area of the triangle AMN.
Answer:
Câu 10:
A store sold 902kg of rice which is 10.25% of the total amount of rice. How many kilograms of rice were there in that store at first?
Answer: There were kilograms
both A and B province 105 km apart. motnguoi at 8 hours 15 minutes cycling from A to B at the same time a car from B to A. the two met at 9 hours 30 minutes
Asian. the velocity of each car knows the speed of each car knows the speed of the automobile velocity 5x bicycle
b. A confluence how many kilometers?
what's the capital of Indonesia?
trả lời nha
Alex has a great collection of badges that he wants to count. He knows that he has between 120 and 150, but not the exact number. He decides to count them in fives, and he has 2 left over. He then counts them in sixes and he has 3 left over. Can you work out exactly how many badges Alex has?
Fill in the blank with the correct number
Question 1:
Complete the number pattern:
0,3,8,15,24,,48.
Question 2:
Find the area of the shaded region if A and B are squares of sides 5cm and 8cm respectively.
Answer: The area of the shaded region is .
(write your answer by decimal in simplest form)
Question 3:
If , compute =.
Question 4:
The side of each square grid is 2cm. Find the area of the shaded region.
Answer: The area of the shaded region is .
Question 5:
If , find the value of m in .
Answer: m=.
Question 6:
How many whole numbers between 1 and 100 are not divisible by 3 or 11?
Answer: numbers.
Question 7:
Evaluate:
=.
(round to four decimal places)
Question 8:
Evaluate:
=.
(write your answer by decimal in simplest form)
Question 9:
Find the whole number A knowing that A is 9 units greater than the average of A, 38, 45 and 67.
Answer: A=.
Question 10:
Find the whole number C knowing that C is 14 units smaller than the average of C, 68, 72, 99.
Answer: C=.
The area of a rectangle is equal to a square's area. The square's side is 4cm less than the rectangle's length but 3cm more than the rectangle's width. What's the perimeter of the rectangle? (Chi can dich va dap an):))))
Câu 1:
of is
Câu 2:
Calculate: 4m 40cm + 3m 20cm = cm
Câu 3:
Convert: 2kg 16g = g
Câu 4:
Convert: 2hm 4dam = m
Câu 5:
Fill the suitable number in the following blank.
Câu 6:
There are 72 kilograms of rice divided equally into three bags. How many kilograms of rice does each bag contain?
Answer: kilograms.
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:
Find the value of such that .
Answer:
Câu 9:
Find X such that .
Answer: X=
Câu 10:
Amanda's average mark for the first four tests was 88. How many marks did she score for the fifth test to improve her average mark to 90?
Answer: