Split the number 678 into three parts. If the first part and the second part are in the ratio of 5:7; the second part and the third part are in the ratio of 3:11
then the value of the second part is
Split the number 678 into three parts.
If the first part and the second part are in the ratio of 5:7; the second part and the third part are in the ratio of 3:11
then the value of the second part is .
NHật Minh ưi :3
Split the number 62 into 3 parts.
If 3 parts are in the ratio of 1/2:1/3:1/5 then the least part is equal to
giup dum like cho
Split the number 62 into 3 parts.
If 3 parts are in the ratio of 1/2:1/3:1/5 then the least part is equal to
giup dum like cho
Class A and Class B have the same number of students.
-The number of students in class A who took part in a mathematics competition is \(\frac{1}{3}\) of the studentsin Class B who did not take part.
-the number of students in class B who took part in a mathematics competition is \(\frac{1}{5}\)of the students in class A who đi not take part.
Find the ratio of the number of students in class A who did not take part in this competition to the number of students in class B who did not take part.
Fill in the blank with the suitable number (Note: write decimal number with "the dot" between number part and fraction part. Example: 0.5)
Question 1:
Given .
Calculate: .
Question 2:
Given two triangles and .
If and then .
Question 3:
Suppose that is directly proportional to with the scaling factor is .
If and then k=.
Question 4:
In this figure, find the value of ?
Answer: .
(write your answer by decimal in simplest form)
Question 5:
Find the value of ?
Answer: .
(write your answer by decimal in simplest form)
Question 6:
Given two triangles and .
If and then the perimeter of is .
Question 7:
In this figure, .
Question 8:
The value of .
(write your answer by decimal in simplest form)
Question 9:
The perimeter of a triangle is and the sides of its are in a ratio of .
Then the sides's length of the triangle are .
(write your answer from least to greatest and used ";")
Question 10:
Fill the suitable number in the "?".
Answer: .
giúp mik vs nha please
There is broken part of a machine (of which the border has has the shape of s circle).how to dertermine the radius of that border
three lines dissect a big triangle into four triangles and three quadrilaterals. the sum of the perimeters of the three quadrilateral is 25 cm, the sum of the perimeters of the four triangle is 20 cm. the perimeter of the big triangle is 19 cm. how big is the sum of the lengths of the three dissecting lines?
Toán Tiếng Anh:
1. How many boxes are crossed by a diagonal in a rectangular table formed by 199 x 991 small squares?
2. The son of a professor's father is talking to the father of the professor's son, and the professor does not take part in the conversation. Is this possible?