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Các câu hỏi tương tự
The sum of the digits of a ten-digit number is epual to 9.What is the product of the digits of this number?
a) find the next two term in the sequence: 1; 4; 9; 16; 25;....;.....;
Answer:
b) find the smallest two-digit number whose number is 7 times the sum of its digits?
Answer:
Câu 9:
The average mass of a group of children is 47kg. If of the number of children are girls and their average mass is 39kg. Find the average mass of the boys.
Answer: The average mass of the boys is kg
Câu 10:
A 6-digit number begins with the digit 8. The number is divisible by 9 and all digits of the number are different. What is the possible smallest value of this number?
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If the sum of all digits in a whole number is 14 , find the smallest such number ?
A 6 digit number begins with the digit 8.The number with divisible by 9 and all digits of the number are different.What is the possible smallest value of this number?
If we put the digit 1 at the beginning of a 5-digit number, we get a number that is one third as number gotten if we put the digit 1 at the end of this number us. Find this number.
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choose any three digits from 1 to 9 to form a 3 - digit number and each digits is chosen only once. how many of these have the sum of all digit equal to 13
The produc of to digit number is 2364.
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