Solving Statements For A Two Digit Number
Solving Statements For A Two Digit Number
Solving Statements For a Two Digit Number: A two digit number consists of two digits one at unit's place and the other at ten's place. Then two express the number we will use the expanded form for conversion.
Example: A number consists of two digit whose sum is 8. If 18 is added to the number its digits are reversed. Find the number.
Solution Let ones digit be x.
Since the sum of the digits is 8. Therefore, tens digit = 8- x.
Number
....(i)
Now, Number obtained by reversing the digit
The digit at units place will be = 8-x.
The digit at ten's place will be = x.
It is given that if 18 is added to the number its digits are reversed.
Number + 18 = Reversed Number
Putting the value of x in (i), we get
Number
Two numbers are in the ratio 5 : 3. If they differ by 18, then. The numbers are ________________ | |||
| Right Option : A | |||
| View Explanation | |||
Sum of the digits of a two digit number is 9. When we interchange the digits, it is found that the resulting two digit new number is greater than the original number by 27. Then the two digit number is | |||
| Right Option : B | |||
| View Explanation | |||
A two digit number such that the product of its digits is 21. When 36 is subtracted from the number the digits are interchanged. Find the digit at the tens place. | |||
| Right Option : A | |||
| View Explanation | |||
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