Aptitude - Problem on Numbers

If the sum of 4 positive consecutive even integers is 1284 then, what is the greatest number?

Z is a two digit number where, the unit's place digit is 3.

If the sum of the digits is equal to 1/7 of Z then, find the value of Z.

X is a two digit number.

If the digits are interchanged and the new number is added to X then, the result is divisible by which number?

Find the ratio of two numbers if their sum is 40 and their difference is 4.

If the difference and the sum of the two numbers is 13 and 25 respectively. Then, find the smaller number.

If the sum of three numbers is 264.

Then, what is the second number if the first number is twice the second and the third number is 1/3 of the first.

If the difference between a two digit number and the number obtained by interchanging its digits is 36.

Then, what is the difference between the two digits?

N represents an interger number consisting of 3 digits.

If the sum of the digits is 10 and the middle digit is equal to the sum of the other two digits.

And if 99 is added to N then, the digits are reversed.

Find N.

If M and N represents two natural numbers and if their product is 17 then, what is the value of the sum of their reciprocal of their squares.

If N is an interger and the sum of N and its reciprocal is 34/8. Then, find the product of N and its square root?