Câu 1: Cho chia hết cho 9. giá trị là gì?

Câu 2: Có bao nhiêu phần tử của tập A chia hết cho 9?

Câu 3: A là một tập hợp các bội số của 12 ít hơn 12. Làm thế nào nhiều yếu tố không tập A có?

Câu 4: Tìm dư khi chia cho 3. Câu 5: Cho rằng 511 là tổng của hai số nguyên tố và,. giá trị là gì?

Câu 6: Cho rằng. Tìm giá trị của.

Câu 7: Cho rằng. không số A có bao nhiêu ước?

Câu 8: Tìm số tự nhiên vì thế sản phẩm và 5 là số nguyên tố.

Câu 9: Cho rằng. không số A có bao nhiêu ước?

Câu 10: Cho rằng. Một số có bao nhiêu ước?

Câu 1: Given that  is divisible by 9. What is the value of ? 
Câu 2: How many elements of the set A are divisible by 9?
Câu 3:A is a set of multiples of 12 less than 12. How many elements does the set A have?
Câu 4:Find the remainder when  is divided by 3.
Câu 5:Given that 511 is the sum of two prime numbers  and , . What is the value of ?
Câu 6:Given that . Find the value of .
Câu 7:Given that . How many divisors does the number A have?
Câu 8:Find the natural number  so that the product of  and 5 is a prime number.
Câu 9:
Given that . How many divisors does the number A have?
Câu 10:
Given that . How many divisors the number A have?

Câu 1: Given that  is divisible by 9. What is the value of ? 
Câu 2: How many elements of the set A are divisible by 9?
Câu 3:A is a set of multiples of 12 less than 12. How many elements does the set A have?
Câu 4:Find the remainder when  is divided by 3.
Câu 5:Given that 511 is the sum of two prime numbers  and , . What is the value of ?
Câu 6:Given that . Find the value of .
Câu 7:Given that . How many divisors does the number A have?
Câu 8:Find the natural number  so that the product of  and 5 is a prime number.
Câu 9:
Given that . How many divisors does the number A have?
Câu 10:
Given that . How many divisors the number A have?

!!!!!!!!!!!

Có 49 phần tử

A number of elements are:

(99-3) : 2 + 1 = 49 ( elements)

So in A 49 elements.

49 phần tử

CHOOSE THE SENTENCE THAT CAN BE MADE FROM THE GIVEN WORDS.

1. I/ always/ set/ table/ breakfasta.

A. I always set the table after breakfast.

B. I sets the table always for breakfast.

C. I always set the table for breakfast

D. I an always setting the tabke at breakfast

2. My friend/ think/ take part/ robot competition.

A. My friend thinks taking part in robot conpetiton

B. My friend thinks of taking part in robot competition

C. My friend thinking of taking part in the robot competition

D. My friend is thinking taking part in robot competition

CHOOSE THE SENTENCE THAT IS "CLOSEST" IN MEANING TO EACH OF THE FOLLOWING QUESTION.

3. She goes to the shops every Friday.

A. It's not Friday, but she's going to the shops

B. She goes every day to the shop but not on Friday

C. She always goes to the shops on Friday

D. She never goes to the shops on Friday

4. He used to jog every morning

A. He doesn't now jog every morning

B. He never fails to jog every morning

C. He intended to jog every morning

D. He enjoys jogging every morning

CHOOSE THE MOST SUITABLE RESPONSE TO COMPLETE EACH OF THE FOLLOWING EXCHANGES.

5. Nam: "Would you like to have a picnic with us on the weekend?" Hung:"....."

A. You're welcome B. It's my pleasure C. Of course not D. Yes, I'd love to

6. Patient:"Please tell me how I shall take this medicine?" Doctor:"....."

A. Take it home with you B. Take it twice per day C. Take it back to me D. Take as much as you can

CHOOSE THE WORD(S) "OPPOSITE" IN MEANING TO THE UNDERLINED WORD(S) IN EACH OF THE FOLLOWING QUESTIONS.

7. When having days off, he always helps his wife "tidy up" the house

A. Sort out B. Clear up C. Arrange D. Mess up

8. Originally, there were 365 acupoints, but now this has "increased" to more than 2000 nowadays.

A. Turned into B. Stabled C. Reduced D. Transferred

Although the film is set in modern times, it is based on a book that was written twenty years ago

BC (49,63) 

49 = 7² ; 63 = 7.9

BC (49,63) = 7² . 9 = 441

0 elements