Quantitative Aptitude - Arithmetic Ability Questions

In Δ ABC , if ∠BAC = 90° and AB = AC , then ∠ABC is

G is the centroid of the equilateral triangle ABC, if AB = 9cm then AG is equal to

If √(1 + cot2A) = x, then the value of x is

An army lost 10% of its men in war, 10% of the remaining died due to disease and 10% of the rest were declared disabled. Thus the strength of the army was reduced to 7,29,000 active men. The original strength of the army was

If the angle of elevation of the sun decreases from 45° to 30°, then the length of the shadow of a pillar increases by 60m. The height of the pillar is

If x + 3y - 2z4 = 6, x + 232y + 3z = 33 and 17x + y +z + 2z =9, then what is the value of 46x+ 131y ?

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

The length of one side and the diagonal of a rectangle are 7 cm and 25 cm respectively. Find its area (in cm²)