The number, whose square is equal to the difference between the squares of 975 and 585, is: 

Which smallest number must be added to 2203 so that we get a perfect square? 

The smallest positive integer when multiplied by 392, the product is a perfect square, is 

Of the three numbers, the second is twice the first and it is also thrice the third. If the average of three numbers is 44, the difference of the first number and the third numbers is: 

The students of a class donated Rs. 3, 481 towards relief fund. Each student donated an amount qual to the number of students in the class. The number of students in the class is: 

PA and PB are two tangents to a circle with center o from a point P outside the circle. A and B are points on the circle. If ∠OAB = 35° than ∠APB is equal to: 

Find the inner surface area of all walls of a rectangular room with length 7 m breadth 5 m and height 3.5 m -  

The number 45789 is divisible by which of the single digit number: