Quantitative Aptitude - Arithmetic Ability Questions

Select the odd number from the given alternatives.

The two sides holding the right-angle in a right-angled triangle are 3 cm and 4 cm long. The area of its circumcircle will be in sq.cm:

Find 2 consecutive natural numbers, sum of whose squares is 25.

In the following question, four number pairs are given. The number on left side of (–) is related to the number on the right side of (–) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the

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

What is the value of (4a2 + 8b + 14c + 2)/2 ?

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

If the length of one side and the diagonal of a rectangle are 5 cm and 13 cm respectively, then find its perimeter (in cm).