【题目】3. When the digits of a two digit number are reversed (颠倒), the two-digit number formed is 36 lessthan the original number. The difference of the digits of the original number is ( ).(A)3(B)4(C)5(D)6(E) 7
The digit in the ones place(个位)of a two-digit number is two more than three times thedigit in the tens place.If the digits are reversed(颠倒),the new number is two less than three times theoriginal number.Find the original number. 相关知识点: 试题来源: 解析 the original number ...
百度试题 结果1 题目The sum of the digits of a two-digit number is7. If the digits are reversed, the new number is 9less than the original number. Find the original number.相关知识点: 试题来源: 解析 43 43 反馈 收藏
结果1 题目 The units digit of a two-digit number is 4more than the tens digit. If the digits of the number are reversed, a new number is formed which is 10more than twice the original number. Find the original number. 相关知识点: 试题来源: 解析 26 26 反馈 收藏 ...
-digit number and the number with its digits reversed is always divisible by( ). A. 2B. 4C. 6D. none of these相关知识点: 试题来源: 解析 D Try a few pairs of numbers like 76 and 67, The difference is always divisible by 9. 2位数字和其数字相反的数字之间的差总是可以被( )整除的...
The sum of the digits of a two-digit number is12. The original number is 36less than the original number with its digits reversed. Which of the following is a suitable system of equations for solving this problem?A:t+u=12 and 10t+u=10u+t−36B:10t+u=12 and 10t+u=10u+t+36...
Answer to: The sum of the digits of a two-digit number is 8. When the digits are reversed, the number increases by 36. Find the original number...
A two digit number can be represented as x•10 + y. For example, 37 = 10•3 + 7. The original number = (10x + y) The sum of the digits is 10 so x + y = 10 If the digits are reversed we have (10y + x) = new number. The new number is 2 less ...
Let assume that x and y are the two digits of the two-digit number Therefore, the two-digit number=10x+y and Reversed number=10y+x Given: x+y=9. ...(1) According to the question: 10x+y-27=10y+x 9x-9y=27 x-y=3. ...(2) Now, Add equation (1) and
If a two-digit positive integer has its digits reversed, the resulting integer differs from the original by 27. By how much do the two digits differ? 选项: A、3 B、4 C、5 D、6 E、7 答案: A 经典答疑 发起提问 提问: 点此查看答疑...