tớ ko muốn giải ra đâu nhưng tớ nghĩ kết quả là 81 phải ko k tớ nha trang
Bn hiểu Tiếng Việt của bài toán là j ko mà bảo chúng mìk giải????? ^^
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?
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:
The sum of two numbers is equal to 77. If the first number is multiplied by 8 and the second by 6, the two products are equal. The larger of two number is...
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?
Answer:
I have a secret 5-digit even number. The thousands digit is 8 more than the units digit. From left to right, the first 3 digits are 3 consecutive whole numbers in increasing order. The tens digit is 3 less than the ten thousands digit. What is my secret number?
The sum of the digits of a ten-digit number is epual to 9.What is the product of the digits of this number?
The sum of two digit number is 125,8 and 482,3. Answer :
các bn dịch và ghi cach làm giúp mk nhé
John wrote a 3-digits number on a piece of a paper and asked Peter to guess it. Peter asked:"Is the number 173 ?".John replied:"One of the digits is correct, the position of that difiy is also correct". Peter asked again:"Is the number 123 ?". Two digits are correct, but the position of those digits are wrong." Peter asked again:"Is the number 324 ?". All three are correct , but the digits are all in the wrong places." What is the number written by John ?
Help me. Ai đúng tớ tick với KB nhé
