đoàn xe thứ nhất chở số gạo là:
3.680=2040 (kg)
đoàn xe thứ 2 chở số gạo là:
585.5=2925 (kg)
cả 2 đoàn xe chở số gạo là:
2925+2040= 4965 (kg)

\(\left(x-5\right)\left(x+5\right)=x^2-25\)

0.65 nha

1. Real Madrid is not as good as Real Zaragoza.

→ Real Zaragoza is better than Real Madrid

2. He thinks no language in the world is more difficult than Chinese.

→ He thinks Chinese is the most dificult language in the world 

3. He is the tallest boy in his class.

→ No one in his class is taller than him

4. She sings better than anybody else in the class.

→ She is the best singer in the class

5. Munnar is prettier than most other hill stations in India.

→ Munnar is the prettiest hill station in India

6. Mary thinks Melbourne is the most “liveable” city in Australia.

→ Mary thinks Melbourne is more liveable than other city in Australia

7. Lifestyle in Malaysia is the same as Thailand.

→ Lifestyle in Malaysia is not differrent from inThailand

8. Beijing is much busier than Ho Chi Minh City.

→ Ho Chi Minh City isn’t as busy as Beijing

\(\dfrac{x}{2}=\dfrac{y}{3}\Rightarrow3x=2y\)\(\Rightarrow x=\dfrac{2}{3}y\)

\(\dfrac{y}{4}=\dfrac{z}{5}\Rightarrow5y=4z\Rightarrow z=\dfrac{5}{4}y\)

Mà \(x+y-z=10\Rightarrow\)\(\dfrac{2}{3}y+y-\dfrac{5}{4}y=10\)

\(\dfrac{5}{12}y=10\Rightarrow y=24\)

từ đó tìm đc x và z nha :3

1.Tomatoes are 10.000 dong.

-Tomatoes cost 10.000 dong

2.What is the price of this face mask?

-How much does this face mask cost?

3.How much are these rackets?

àHow much do these rackets cost?

4.This hamburger costs ten thousand dong.

-It is a ten thousand dong hamburger

5.How much is this calculator?

What is the price of this calculator?

6.She can play table tennis well

- She is good at playing table tennis

7.My father is good at speaking French

--My father speaks French well