Dịch : Cho biết A = 3100. Hỏi A có bao nhiêu ước ?
Giải :
- Quy tắc : Số ước = số mũ ( của số cần tìm ước ) + 1
- Ta có : A có : 100 + 1 = 101 ( ước ).
Vậy A có 101 ước.
Given that 4 points A, B, C, D are on the same line. How many segments are there?
toán bằng tiếng anh nè các bạn vui lòng ghi cách giai nhe
how many natural numbers having three digits such that the tens digit squared equals the product of other digits and the difference between that number and its reversed other is 495?
Câu 31:
Given that the set .\(A=\left\{x\in N\left|x⋮3,2\le x\le999\right|\right\}\)
How many elements are there in the set A?
Answer: ...
Câu 1 :Each of cars can take 8 people. How many cars needed to take 124 people?
Câu 2 : How many integer numbers between 200 and 300 are there for which the hundreds digit equals the sum of the other two digits?
Câu 3 : The average of five numbers is 20. The average of the five number is 18 when one of the numbers is chaned to 4. What is the orginal value of the changed number?
Câu 4 :A book has 250 pages starting at number 1. How many digits are there in the page numbers of the book?
Câu 5 : Find A, if A is 3 less than the average of 48; 55; 29 and A. The value of A is…
Câu 6 : The sum of denominator and numerator of a fraction is 121 and the fraction is equal to 4/7. Find the denominator of the fraction?
Câu 7 : The sum of two numbers is equal to 77. If the first number is multiplied by 8 and the second by 6, the two product are equal. The larger of these numbers is…
Câu 8 : Which is the greatest 2 - digit number divisible by 2, 3 and 4?
Câu 9 : Calculate: (1 + 2/5) x 6/7.
Câu 10 : Give the number sequence: 1, 4, 7, 10, 13, … Find the 15th term of the number sequence.
Given 100 points with any 3 points non-aligned. Draw all the line passing through any 2 of these points. How many lines are there?
Câu 1:
A is a set of multiples of 12 less than 12. How many elements does the set A have?
Answer: The set A has element(s)
Câu 1:
A là tập hợp bội của 12 và nhỏ hơn 12. Tập hợp A có bao nhiêu phần tử?
Trả lời: Tập hợp A có ... phần tử
(Kết quả ko phải 5: Violympic Tiếng Anh)
if a is the largest prime number less than 1000 , then what is the smallest non - zero natural number b so that a+b is also a prime number?
Answer: b = .......
1, _ _ _ I have a look
2, My brother likes _ _ sing French songs because he lived in France
3, how _ _ _ _ _ does your mother go jogging
4, What is the _ _ _ _ _ of that book
5, What is there _ _ eat for dinner every day
6, our class is going to visit ha noi capital next mo_ _ _
7, I can hear _ _ _ _ my ears
8, It 's time for you _ _ go to school
