Quantitative Aptitude - Arithmetic Ability Questions

If the product of two numbers is 2522 and their LCM is 97 then their HCF is

In a number system, on dividing 11509 by a certain number, Mukesh gets 71 as quotient and 7 as remainder. What is the divisor?

A point P lying inside a triangle is equidistant from the vertices of the triangle. Then the triangle has P as its

Find the circumference (in cm) of a circle of radius 17.5 cm.

Two trains are moving in the same direction at the speed of 23 km/hr and 77 km/hr. The time taken by faster train to cross a man sitting in the slower train is 40 seconds. What will be the length (in metres) of the faster train?

A and B can do a piece of work in 72 days. B and C can do it in 120 days and A and C can do it in 90 days. A alone can do it in:

A shopkeeper marks up his wares by 60% and offers 25% discount. What will be the selling price (in Rs) if the cost price is Rs 1600?

Select the odd word/letters/number/number pair from the given alternatives.