Question

[trần bảo trang]

Question 1:
K is a prime number and a multiple of 43. What is K?
Answer: K = 

Question 2:
How many prime numbers are less than 10? 
Answer: There are  numbers.

Question 3:
The smallest factor of 82 is 

Question 4:
The smallest multiple of 47 is 

Question 5:
In the following figure, RQ = 12cm and PR = 17cm. PQ = cm
 

Question 6:
In the following figure, AN = 5cm and AB = 8cm. NB = cm
 

Question 7:
A prime number between 42 and 46 is 

Question 8:
Find the sum of all the factors of 19
Answer: 

Question 9:
The sum of two of following numbers is divisible by 4 and 6. 
What are the two numbers?

(Write numbers in order, beginning smaller and use “;”)
Answer: 

Question 10:
How many prime numbers have formed ?
Answer: There are  numbers

Answer 1

[Nguyễn Anh Hào]

Cái gì cũng phải vùa thôi chứ. Hix. Cả 1 lèo.

Answer 2

[Nguyễn Phúc Nguyên]

Cau 1:1,25

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