Quantitative Aptitude - Arithmetic Ability Questions

A boy walking at the speed of 4 km/hr covers a certain distance in 6 hours 15 minutes. If he covers the same distance by cycle in 5 hours, then what is the speed (in km/hr) of the cycle?

A and B can together do a piece of work in 6 days and A alone can do it in 9 days. The number of days B will take to do it alone is

A product was sold foe Rs. 4,500 at a profit of 12.5%. What was the amount of profit?

In an exam, the avarage marks obtained by John in English, Maths, Hindi and Drawing were 50. His average marks in Maths, Science, Social Studies and Craft were 70. If the average marks in all seven subjects is 58, his score in maths was

If Sumita earns 75/4% more than her boyfriend, find the approximate % her boyfriend earns less than Sunita.

In an acute-angled triangle ABC is Sin(B+A+C)=32 and tan(C+A-B)=1, then C is equal to

If tan4θ + tan2θ = 1 then the value of cos4θ + cos2θ is

Product of 9b2, 3a2 and 4ab is