Quantitative Aptitude - Arithmetic Ability Questions

If the selling price is Rs 855 after getting a discount of 5%, what was the marked price?

Two successive discounts of 10% and 25% are given by Raman on a shirt. If the marked price of the shirt is Rs 600, then what is the value (in Rs) of discount?

Two numbers are in the ratio 2:5 and their HCF is 18. Their LCM is

If x1/4 + x-1/4 = 2, then what is the value of x81 + (1/x81)?

In an army selection process, the ratio of selected to unselected candidates was 4:1. If 90 less had applied and 20 less selected, the ratio of selected to unselected would have been 5:1. How many candidates had applied for the process?

At 24% discount the selling price of a washing machine is Rs 38000, what is the selling price if the discount is 40%?

If a and b are the roots of the equation Px2 – Qx + R = 0, then what is the value of (1/a2) + (1/b2) + (a/b) + (b/a)?

Find the odd word / letter / number from the given alternative