Quantitative Aptitude - Arithmetic Ability Questions

Ms. Sushmitha borrowed Rs. 900 at 6% per annum simple interest. What amount will she pay to clear her debt after 4 years?

If x stands for addition, / stands for subtraction, + stands for multiplication and - stands for division, then what is the value of 20 x 8 / 8 - 4 + 2 ?

A 600 metres long train is running at the speed of 81 km/hr. If it crosses a platform in 40 seconds, then what is the length of the platform (in metres)?

A number when divided by the sum of 555 and 445 gives two times their difference as quotient and 30 as the remainder. The number is

If sec θ (cos θ + sin θ) = √2, then what is the value of (2 sin θ)/(cos θ – sin θ)?

If a + b = 10 and ab = 24, then the value of a3 + b3 is

What is the value of cosecA/√(cosec2A ­- 1)?

What is the value of tan150°?