Câu 1:
. How many elements of the set A are divisible by 9?
Answer: elements Câu 2:
Find the remainder of
when it is divided by 3.
Answer: The remainder is Câu 3:
Find the remainder of 9287 when it is divided by 3.
Answer: The remainder is Câu 4:
Given that
is divisible by 9. What is the value of 
?
Answer:
Câu 5:
Given that
is a composite number. How many values of are possible?
Answer: There are values. Câu 6:
Given that 511 is the sum of two prime numbers and 
, $)
. What is the value of ?
Answer:
Câu 7:
Given that 511 is the sum of two prime numbers and $)
. What is the value of ?
Answer:
Câu 8:
Given that
is a prime number. How many values of are possible?
Answer: There are values. Câu 9:
Find the greatest 2-digit number that has 12 divisors.
Answer: It is Câu 10:
Given that
. How many divisors does the number A have?
Answer: The number A has divisors.
Answer: elements Câu 2:
Find the remainder of
Answer: The remainder is Câu 3:
Find the remainder of 9287 when it is divided by 3.
Answer: The remainder is Câu 4:
Given that
Answer:
Given that
Answer: There are values. Câu 6:
Given that 511 is the sum of two prime numbers
Answer:
Given that 511 is the sum of two prime numbers
Answer:
Given that
Answer: There are values. Câu 9:
Find the greatest 2-digit number that has 12 divisors.
Answer: It is Câu 10:
Given that
Answer: The number A has divisors.
