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9 tháng 12 2016

if the right solution for you will k.

27 tháng 8 2017

Sorry i can not answer your question !

28 tháng 8 2017

why?Is it so hard?

6 tháng 12 2016

39 nha =)))

2 tháng 4 2017

39 nha 

mình chắc chắn

thiếu đề bài

dịch thì dịch thế này

Trong hình này, có 8 con chim bồ câu nằm trên một trong mười sáu ô vuông. Ít nhất có bao nhiêu con chim bồ câu cần phải di chuyển từ nơi chúng đến những ô vuông mới (không nhất thiết phải cạnh những ô vuông ban đầu) sao cho chỉ có hai chim bồ câu Trên mỗi hàng, mỗi cột

30 tháng 6 2017

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Read the text, and answer the questions                        The Royal Ballet School, LondonThere are only 25 places for the new students every school year. Students are from 11 to 16 years old, and there are boys and girls. It''s a bording school.On weekdays, there are four hours of lessons and two hours of ballets.In th evening, they watch TV at school. At the weekends, there are dance classes on Saturday mornings, and then they are free with their friends at school  1. How old are...
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Read the text, and answer the questions

                        The Royal Ballet School, London

There are only 25 places for the new students every school year. Students are from 11 to 16 years old, and there are boys and girls. It''s a bording school.

On weekdays, there are four hours of lessons and two hours of ballets.In th evening, they watch TV at school. At the weekends, there are dance classes on Saturday mornings, and then they are free with their friends at school

 

 

1. How old are students ?

.......................................................

2. Are there 25 students at the school ?

.......................................................

3. Are they only boys at school ?

.........................................................

4. How many hours of lessons are there on weekday ?

.........................................................

5. How about hours of ballets ?

............................................

6.Are there dance classes on Saturdays ?

...................................................

7. Are the students free on Sundy ?

......................................

8. Are there at home in the evening ?

0
14 tháng 9 2015

Có bao nhiêu số có hai chữ số N có các tài sản mà tổng của N và số lượng được hình thành bằng cách đảo ngược các chữ số của N là một hình vuông hoàn hảo?
Các SAMF vuông có diện tích 169. Nó chứa hai qua các quảng trường vỗ. Nhỏ hơn của những sqares có một khu vực mà là một phần tư lớn hơn của họ, và các erea của chồng lên nhau của họ là 4. erea của vùng bóng mờ là gì?
Trong sơ đồ, mỗi số nguyên từ 1 đến 9 là phải được đặt trong một vòng tròn, cả chiều ngang và đường chéo, thêm vào 18. 6 và 1 đã được điền vào như hình vẽ. Xác định giá trị của các số đại diện bởi x trong biểu đồ. Biện minh cho câu trả lời của bạn
Bao nhiêu chữ số không số năm 2013 có?

toan quoc te nhaQuestion 1:There are two parallel lines in the figure. What is the value of x?  Answer: x = Question 2:ABC and RTS are similar triangles.The value of x is Question 3:If x<0 and 5x+8+|3x|=0 then x=Question 4:I am a multiple of 70 between 400 and 600. My tens digit is odd. Who am I?Answer: Question 5:How many triples of integers (a,b,c) are there such that  ? Answer:  triples.Question 6:Each of the 37 students in the grade 8 at a school has one dog or one cat or both a dog and a...
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toan quoc te nha

Question 1:
There are two parallel lines in the figure. What is the value of x? 

 Answer: x = 

Question 2:


ABC and RTS are similar triangles.
The value of x is 

Question 3:
If x<0 and 5x+8+|3x|=0 then x=

Question 4:
I am a multiple of 70 between 400 and 600. My tens digit is odd. Who am I?

Answer: 

Question 5:
How many triples of integers (a,b,c) are there such that 
 ? 
Answer:  triples.

Question 6:
Each of the 37 students in the grade 8 at a school has one dog or one cat or both a dog and a cat. Twenty students have a dog and 24 students have a cat. 
How many students have both a dog and a cat?
Answer:  students.

Question 7:
The sum of 2 positive integer numbers is greater than their product if the smaller number is 

Question 8:
How many different real numbers satisfy the following equation?
 
Answer: 

Question 9:
The area of trapezoid ABCD is 180   .The altitude is 8 cm,AD is 10 cm,and BC is 17 cm.
What is AB,in centimeters?

Answer:  cm.

Question 10:
There are 115 cars in a village of 26 families. Each family has either 4 or 5 cars. 
How many families have 4 cars? 
 Answer:  families.

0
âu 1:If Juan spent  of his money on a game that costs 20 dollar, how much did Juan have originally to spend?Use the diagram below to reason the answer.Answer:  dollar.Câu 2:Mathematician Sophie Germain worked with codes and mathematics. If each letter of the alphabet is assigned a number starting with A = 1, B = 2, etc., the values of the letters in the alphabet will start to look like this:If your code is sum of the letter values, what is the value of "MATH" ?Answer: Câu 3:It takes Abby...
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âu 1:
If Juan spent  of his money on a game that costs 20 dollar, how much did Juan have originally to spend?
Use the diagram below to reason the answer.

Answer:  dollar.

Câu 2:
Mathematician Sophie Germain worked with codes and mathematics. If each letter of the alphabet is assigned a number starting with A = 1, B = 2, etc., the values of the letters in the alphabet will start to look like this:

If your code is sum of the letter values, what is the value of "MATH" ?
Answer: 

Câu 3:
It takes Abby twice as long as Blair and half as long as Caitlin to ride her bike to school. If it takes Blair 10 minutes to ride her bike to school, how long does it take Caitlin to go to school?
Answer:  minutes.

Câu 4:
If you make the 8000km trip, about how much would it cost at today's prices of 3.00 dollar per liter of gas when your car gets 25km per liter?
Answer:  dollar.

Câu 5:
Examining the operation of how to use the number of days to find the number of beans in a classroom jar is shown the table. On day 31, how many beans would be in the jar?

Answer:  beans.

Câu 6:
The 112 4-grade students at Edgemont School donate pennies to raise 75 dollar for a local charity. What is the minimum number of pennies each student needs to bring if they are to meet their goal of collecting 75 dollar?
(1 dollar = 100 pennies)
Answer:  pennies.

Câu 7:
What is the value of the following expression: ?
Answer: 

Câu 8:
Your school is having a canned food drive for Harvesters. How many total cans would you have if you made a solid pyramid with  cans on the first level,  on the second level and continue the pattern all the way up to just one can on top?
Answer:  cans.

Câu 9:
What is the next number in the pattern: 1, 8, 27, ...?
Answer: 

Câu 10:
If your parents give you one penny on Day 1, 2 pennies on Day 2, 4 pennies on Day 3, 8 pennies on Day 4. If the pattern continues, how many pennies will your parents give you on Day 15?
Answer:  pennies.

4
12 tháng 12 2016

Câu 1 : ... (Bạn ko cho cái diagram thì làm sao mình giải được)

Câu 2 : Answer : 13,1,20,8

Câu 3 : Answer : 20 minutes

Câu 4 : Answer : 960 dollars

Câu 5 : ... (Bạn ko cho mình thấy cái table)

Câu 6 : Answer : 67 dollars

Câu 7 : ... (bạn ko cho xem "the following expression")

Câu 8 : Answer : 6 cans

Câu 9 : Answer : 105

Câu 10 : Answer : 18432 pennies = 184.32 dollars

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