Số lớn nhất: 995
Số nho nhất: 5
Từ 1-1000 chia hết cho 5: (995-5): 5 + 1 = 199 (số)
2. Từ 1-1000 chia hết cho 7
Số lớn nhất: 994
Số nhỏ nhất: 7
Từ 1-1000 chia hết cho 7: (994-7): 7 + 1 = 142 (số)
How many numbers from 1 to 1000 are divisible by 5 or 7?
if we write all of the whole numbers from 10 through 99 and cross out any number in wich the fist or second dugit is divisible by 3 (for example ,41 is crossd out as 4 is divisible by 2 and 36 is crossed out a
s 6 is divisible by 2 ) , how many numbers are crossed out ?
how many numbers between 1 and 100 are not divisible by 3
how many numbers between 11 and 99 are divisible by 6
Nhanh nha mk gấp lắm
From 2015 to 6999, how many integers have its sum of the digit divisible by 5?
Question 1:
The smallest odd multiple of 9 is
Question 2:
K is a prime number and a multiple of 43. What is K?
Answer: K =
Question 3:
How many prime numbers are less than 10?
Answer: There are numbers.
Question 4:
P is a prime number and a factor of 8. What is P?
Answer: P =
Question 5:
A prime number between 42 and 46 is
Question 6:
In the following numbers, which has the most factors?
Answer:
Question 7:
The number 55 has factors.
Question 8:
Find the sum of all the factors of 15
Answer:
Question 9:
How many times does the digit “0” appear in numbers from 1 to 1000?
Answer:
Question 10:
If m, n are consecutive odd numbers and is divisible by 3 and 5 then m =
Math Violympic
How many times does the digit “0” appear in numbers from 1 to 1000?
How many prime numbers have formed a4?
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?
How many times does the digit “0” appear in numbers from 1 to 1000?
