When 1062, 1134 and 1182 are divided by the greatest number .x, the remainder in each case is y. What is the value of (x − y)?

The sum of the digits of a two digit number is 15. When 9 is subtracted from the given number then its digits interchanged. What will be the required original number?

The product of two consecutive even numbers is 168. Find the sum of the numbers?

Adding 335 to 5A7 results in 8B2. The number 8B2 is divisible by 3. Accordingly, what will be the maximum possible value of A?

Find the sum of 2x terms of the series ( 1² - 2² + 3² - 4² + ___ ) 

In a division sum, the divisor is ten times the quotient and five times the remainder. If the remainder is 46, find the dividend.

Directions: Find the wrong number in the following number series:

141, 156, 147, 162, 153, 165, 159

If a shopkeeper buys 2 oranges for Rs.5 and sells 3 for Rs.7 only, then what percentage of loss and loss did he gain?