Let’s assume the digit at unit’s place is a and at ten’s place is b. Thus from the question, the number we need to find is $10b+a$. From the question since the number is $4$ times the sum of the two...
The sum of a two digit number and the number obtained by interchanging the order of its digits is $99$. If the digits differ by $3$, find the number.
Let’s assume the digit at unit’s place is a and ten’s place is b. Thus from the question, the number we need to find is $10b+a$. From the question since the two digits of the number are differing bb...
The sum of two numbers is $1000$ and the difference between their square is $256000$. Find the numbers.
Let the two numbers be a and b and assume that a is greater than or equal to b. According to question, we can write the sum of the two numbers as $a+b=1000$ ……….. (i) And the difference between the...
The sum of a two-digit number and the number formed by interchanging the order of digits is $66$. If the two digits differ by $2$, find the number. How many such numbers can be found?
Let’s the digit at unit’s place be a and ten’s place be b. According to question, the two digits of the number are differing by $2$. Thus, we can write $a-b=\pm 2$………….. (i) Now, on reversing the...
The sum of two digit number is $15$. The number obtained by interchanging the order of digits of the given number, it exceeds the given number by $9$. Find the number.
Let the digits at unit’s place be a and ten’s place be v, respectively. Thus, the number we need to find is $10b+a$. As per the given question, the sum of the two digit number is $15$. Thus, we...
A number consists of two digits whose sum is five. When the digits are interchanged, the number becomes greater by nine. Find the number.
Let the digit at unit’s place be a and ten’s place be b. Thus, the number to be found is $10b+a$. From given question, the sum of two digit number is equal to $5$. Thus we can write equation...
The sum of two digit number is $13$. If the number is subtracted from the one obtained by interchanging the digits, we get the value $45$. Find the number?
Let the digit at the unit’s place be a and at ten’s place be b. Then the required number is $10b+a$. According to the given question, The sum of the two digit number is $13$, So, $a+b=13$………… (i) On...
The sum of two numbers is $8$. If the sum of two numbers is four times their difference, find the numbers
Let’s assume the two numbers to be ‘a’ and ‘b’. Let’s consider that, ‘a’ is greater than or equal to ‘b’. Now, according to the question The sum of the two numbers, $a+b=8$…………. (i) Also, sum is...