- 4 12 ? 144 544 2112
- In a two digit positive number, the digit in the unit’s place is equal to the square of the digit in ten’s place, and the difference between the number and the number obtained by interchanging the digits is 54. What is 60% of the original number?
- Total of Series of n terms 1 + 1 + 3 + 1 + 3 + 5 + 1 + 3 + 5 + 7 ……………………
- Least number which when subtracted from 5442 gives a perfect square is:
- An intern was paid a stipend of Rs. 1,792 for a period of 30 days calculated on daily basis. During this period, he was absent for 4 days and was fined Rs. 12 per day for absence. He was given full amount for only 20 days as he was late for the rest of the days and he got only half of the amount on the late days. Had the intern come on time every day, not being absent on any day, what stipend he would have been received?
- a, b and c are three integers. The sum of a and b is 61. If b is divided by a then the quotient is 2 and the remainder is 7. If c
^{n}- 2 is largest negative integer. Then which of the following values definitely lie within (c^{n}- n + a) and (b - a). - What is the remainder when (x²⁷ + 51) is divided by (x + 1)?
- How many prime numbers are there between 40 to 50?
- How many five digit numbers can be formed using the digits 0, 1, 2, 3, 4 and 5 which are divisible by 5, without repeating the digits?
- N is a three-digit number. N
^{2}= ………74, how many possible values for N?

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