Quantitative Aptitude - Arithmetic Ability Questions

If A is 6 times more than B, then by what percentage is B is less than A?

If sec2A + cosec2A = X, then the value of X is

If a merchant offers a discount of 10% on the list price, then she makes a loss of 25%. What % profit or % loss will she make if she sells at a discount of 20% of the list price?

Srinivasan invests two equal amounts in two banks giving 8% and 12% rate of interest respectively. At the end of year the interest earned is Rs. 1500. Find the sum invested in each.

What is the value of  4cos90-A sin390+A - 4sin90+A cos390-Acos180+8A2 ?

If a saree is sold for Rs 1900 the seller will face 5% loss, at what price (in Rs) should he sell the saree to gain 15% profit?

There were 42 students in a hostel. Due to the admission of 13 new students, the expenses of the mess increase by Rs. 30 per day while the average expenditure per head diminished by Rs. 3. What was the original expenditure of the mess ?

Tan 45° + Cosec 60° =