Quantitative Aptitude - Arithmetic Ability Questions

Sita's bucket has thrice the capacity as Ramu's bucket. It takes 60 turns for Sita's bucket to fill the empty drum. How many turns it will take for both the buckets of Sita's and Ramu's, having each turn together to fill the empty drum?

The total surface area of a hemisphere is 4158 cm2. Find its diameter (in cm).

A shopkeeper by selling 13 Titan watches, earns a profit equal to the selling price of 3 Titan watches. His profit percentage is

If sinθ+cosθsinθ-cosθ=3,then the value of sin4θ-cos4θ is

What is the value of sin 300°?

What is the x-intercept of line joining (4, 2) and (6, 3)?

In how many years will Rs 25,000 yield Rs 8,275 as compound interest at 10% per annum compounded annually?

If α + β = 90° and α:β = 2:1, then the ratio of cosα to cosβ is