The cost price of two dozen bananas is Rs. 32 After selling 18 bananas at the rate Rs. 12 per dozen, the shopkeeper reduced to rate as Rs. 4 per dozen. The percent loss is 

The sum of a positive integer and its square is 2450. The positive integer is : 

Twenty five percent of Pranab’s annual salary is equal to eighty percent of Surya’s annual salary. Surya’s monthly salary is forty percent of Dheeru’ monthly salary. If Dhreeu’s annual salary is Rs 6 lacs, what is Pranab’s monthly salary? (At some places annual income and in some place monthly income are given)

A certain sum amount to Rs.5832 in 2 year at 8% per annum at compound interest, the sum is

Mr. Tiwari invested Rs.25000 in two fixed deposits X and Y offering compound interest at 6% per annum and 8% per annum, respectively. If the total amount of interest accrued in two years through both fixed deposits is Rs.3518, then the amount invested in scheme X is -

If $$ m+{1\over m-2}=0$$ then the value of $$ (m-2)^{12}+{1\over{(m-2)}^{12}} $$ is.