Question

[bui duy khanh]

Câu 1:
9 is the squared of 

Câu 2:
What is the greatest remainder when a number divide by 9?
Answer: 
 

Câu 3:
.

Câu 4:

Câu 5:
100 pupils participate a drawing competition. 58 of them are girls. What percentage of the pupils who participate the competition are boys?
Answer:  %

Câu 6:
The value of  such that .
Answer: 

Câu 7:
Anna is 1.53m tall. What is her height in centimeters?
Answer:  (cm)

Câu 8:
The value of  such that 
Answer: 

Câu 9:
Find the last digit of .
Answer: The last digit of  is 

Câu 10:
Given that the set .
How many elements are there in the set A?
Answer: 

Answer 1

[tung]

toan chu ko phai la tieng anh

Answer 2

[Princess of the winter flowers]

đây là chỗ hỏi tiếng anh ak