Quantitative Aptitude - Arithmetic Ability Questions

If Mr. Raghav taught a total of 500 hours, then what is the difference in number of hours of teaching algebra and modern Maths?

A sum becomes Rs 10000 in 10 years on simple interest at the rate of 10% per annum. What is the total interest (in Rs) of the 10 years?

ΔDEF is right angled at E. If cosD = 8/17, then what is the value of secF ?

Two pipes of length 1.5 m and 1.2 m are to be cut into equal pieces without leaving any extra length of pipes. The greatest length of the pipe pieces of same size which can be cut from these two lengths will be

If cotθ = 4, then the value of 5sinθ+3cosθ5sinθ-3cosθ is

If cos 21° = x/y, then cosec 21° -­ cos 69° is equal to

What is the value of 4600+540+1280+250+36 ?

If α and β are the roots of equation x2 – x + 1 = 0, then which equation will have roots α3 and β3?