Which of the following is a Prime Number?
There are three numbers 'u', 'v' and 'w' (u < v < w) such that 'v' is equal to the average of 'u' and 'w'. 80% of 'w' is equal to 'u' and the difference...
Find the unit digit in (257)45 × (248)73.
What least number should be subtracted from 5612 to make it exactly divisible by 25?
...find the value of 5+55+55+555+…………..+ n terms
If the 5-digit number 535ab is divisible by 3, 7 and 11, then what is the value of (a²-b² + ab)?
The value of a washing machine depreciates by 10% every year. The current price of the washing machine is ₹9477. What was the price of the machine thr...
