Quantitative Aptitude - Arithmetic Ability Questions

A shopkeeper cheats to the extent of 8% while buying and selling fruits, by using tampered weights, his total gain in percentage is

If k is the largest possible real number such that p4+q4=(p2+kpq+q2)(p2-kpq+q2),then the value of k is

Which of the following ratios can be the ratio of the sides of a right angled triangle?

Two successive discounts of 12% and 20% are given by Rajat on a shirt. If the marked price of the shirt is Rs 500, then what is the value (in Rs) of discount?

If x tan 60° + cos 45° = sec 45° then the value of x2 + 1 is

Select the odd number from the given alternatives.

Find the value of p if ­-3x -­ 11, x + p and 5x + 7 are in arithmetic progression.

If a = 5, b = 4, c = 8 then find the value of (a3 + b3 + c3 - 3abc)/(ab + bc + ca - a2 - b2 - c2)