Quantitative Aptitude - Arithmetic Ability Questions

The minimum value of LCM of given numbers is ........... the product of all the given numbers.

A race has three parts. The speed and time required to complete the individual parts for a runner is displayed on the following chart:
                       

                         Part I     Part II       Part III

Speed (kmph)       9            8              7.5

Time (minutes)     50          80             100

What is the difference (in Rs) in Compound interest earned in 1 year on a sum of Rs 10,000 at 40% per annum compounded quarterly and annually?

If two successive discounts of 20% and 30% are given, then what is the net discount (in %)?

Two people A and B are at a distance of 260 km from each other at 9:00 a.m. A immediately starts moving towards B at a speed of 25 km/h and at 11:00 a.m. B starts moving towards A at a speed of 10 km/hr. At what time (in p.m.) will they meet each other?

If cot2A -­ cos2A = x, then value of x is

The average of 25 consecutive odd integers is 55. The highest of these integers is

The length of the radius of the circumference of a triangle having sides 9 cm, 12 cm and 15 cm is