Quantitative Aptitude - Arithmetic Ability Questions

In the given figure, from the point P two tangents PA and PB are drawn to a circle with centre Oand radius 5 cm. From the point O, OC and OD are drawn parallel to PA and PB respectively. If the length of the chord ABis 5 cm, then what is the value (in deg) of COD?

What is the simplified value of 18 - 12 ?

Which of the following numbers is a perfect square?

Vishal is 20 years younger to Arya. Twelve years hence Arya's age will be 1.25 times that of Vishal. Aryais now ......... years old.

If x + [1/(x + 7)] = 0, then what is the value of x – [1/(x + 7)]?

5% more is gained by selling a watch for Rs. 350 than by selling it for Rs. 340. The cost price of the watch is

In a Δ ABC, DE || BC. D and E lie on AB and AC respectively. If AB = 7 cm and BD = 3cm, then find BC:DE

A sum of Rs. 3000 yields an interest of Rs. 1080 at 12% per annum simple interest in how many years ?