DIFFERENCE of 2-digit number and number OBTAINED by interchanging digits = 54Concept used:2- digit number ab is written as (10a + b)Calculation:Let the tens PLACE of 2-digit number be xAnd the unit place is y.According to the QUESTION,The difference of 2-digit number and number obtained by interchanging digits = 54⇒ (10x + y) – (10y + X) = 54⇒ 10x + y – 10y – x = 54⇒ 9x – 9y = 54⇒ 9(x – y) = 54⇒ x – y = 6∴ The difference between the two digits is 6.

"> DIFFERENCE of 2-digit number and number OBTAINED by interchanging digits = 54Concept used:2- digit number ab is written as (10a + b)Calculation:Let the tens PLACE of 2-digit number be xAnd the unit place is y.According to the QUESTION,The difference of 2-digit number and number obtained by interchanging digits = 54⇒ (10x + y) – (10y + X) = 54⇒ 10x + y – 10y – x = 54⇒ 9x – 9y = 54⇒ 9(x – y) = 54⇒ x – y = 6∴ The difference between the two digits is 6.

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The difference between a 2-digit number and the number obtained by interchanging the digits of the previous number is 54. What is the difference between the two digits?

General Knowledge General Awareness in General Knowledge . 5 months ago

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Given:The DIFFERENCE of 2-digit number and number OBTAINED by interchanging digits = 54Concept used:2- digit number ab is written as (10a + b)Calculation:Let the tens PLACE of 2-digit number be xAnd the unit place is y.According to the QUESTION,The difference of 2-digit number and number obtained by interchanging digits = 54⇒ (10x + y) – (10y + X) = 54⇒ 10x + y – 10y – x = 54⇒ 9x – 9y = 54⇒ 9(x – y) = 54⇒ x – y = 6∴ The difference between the two digits is 6.

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Posted on 25 Nov 2024, this text provides information on General Knowledge related to General Awareness in General Knowledge. Please note that while accuracy is prioritized, the data presented might not be entirely correct or up-to-date. This information is offered for general knowledge and informational purposes only, and should not be considered as a substitute for professional advice.

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