Nguyễn Đỗ Vy Thảo "Ý bạn là sao?"
là mik ko bt đó
@Nguyễn Đỗ Vy Thảo: hì hì
Nguyễn Đỗ Vy Thảo "Ý bạn là sao?"
là mik ko bt đó
@Nguyễn Đỗ Vy Thảo: hì hì
tính S=0,1+0,11+0,111+...+0,11111111111111
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?
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?
Có ai giỏi môn Toán Tiếng Anh ko giúp mk dzới
Alicia thinks of a number, n. She subtracts 3 them multiplies the result by 2
Which of this expressions is the correct expressions for Alicia's number? Explain your answer.
A. n - 3 x 2 B. n - 6 C. 2(n - 3) D. 3 - n x 2 E. 2(3 - n)
Giúp mk dzới, ngày 5/10 mk phải nộp
A work is a building a wall of length 6 meters and hight 4 meters. There are 2 windowns on the wall. Both windowns are of the same size 1,5 meters hight and 1 meter wide. Each square meter of the wall needs 17 bricks. How many bricks are need in total?
đây là bài toán tiếng anh nhoa!!
các bn giải bằng tiếng việt giúp mk cũng đc(tiếng anh thì càng tốt)
thanks
When a particular six-digit number is multiplied by 2, 3, 4, 5 and 6 respectively, each of the
products is still a six-digit number with the same digits as the original number but in a different
order. Find the original number.
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.
0,1+0,2+0,3+..+0,9+0,10+0,11+0,12+...+0,99+0,100
Mng giải nhanh giúp em với ạ! Em cảm ơn nhiều!
find the number of integer between 1 and 2000 with the property that the sum of digits equals 9