Quantitative Aptitude - Arithmetic Ability Questions

Triangle PQR is such that PQ = 9 cm, QR = 6 cm, PR = 7.5 cm and triangle PQR is similar to triangle XYZ. If XY = 18 cm, find the value of YZ.

Convert binary 10110 to decimal.

What is the value of ( 1/√3 + cot60) ?

If in ΔABC, DE ||BC, AB = 7.5cm, BD = 6cm and DE = 2cm, then the length of BC in cm is

A man misses a train by 1 hour if he travels at a speed of 4 kmph. If he had increased his speed to 5 kmph, he would gave still missed the train by 24 minutes. At what speed should he have travelled so that he reached the station exactly on time?

The average weight of 25 bags is 55 kg. The weight of one bag was misread as 65 instead of 56. Find the correct mean value.

The point equidistant from the sides of a triangle is called

What is the value of Cot 60°- Cos 45°?