What smallest value must be added to 508, so that the resultant is a perfect square?
A4
B9
C18
D21
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
In a class of 100 students, 50 passed in Maths and 70 passed in English, 5 students failed in both Maths and English. How many students passed in both the subjects?
If x = + – , then what is the units digit of x?
14.3 + 16.78 - ? = 9.009
The perimeter of a rectangle is twice the perimeter of a square of side 18 units. If the breadth of the rectangle is 45, what is its area?
Find the digit at unit place in the product (742 × 437 × 543 × 679)