Quantitative Aptitude - Arithmetic Ability Questions

To cover a certain distance with a speed of 60 km/hr, a train takes 15 hours. If it covers the same distance in 12 hours, what will be its speed?

The perimeter of two similar triangles ABC and PQR are 36 cms and 24 cms respectively. If PQ = 10 cm then the length of AB is

Neeraj's earning was decreased by 60% and after that subsequently increased by 60%. Find the final loss % on his earnings?

If 5x/2 - [7(6x - 3/2)]/4 = 5/8, then what is the value of x?

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

In the following question, select the odd letter/letters from the given alternatives.

What is the value of 13×7+17×11+111×15+...+1899×903 ?

If a3 + b3 + c3 - 3abc = 0, then the value of a2/bc + b2/ac - 3.