Quantitative Aptitude - Arithmetic Ability Questions

If there are four lines in a plane, then what cannot be the number of points of intersection of these lines?

Two chords AB and PQ of a circle intersect at D inside a circle. If AD = 4 cm, DB = 6 cm, QD = 3 cm, the length of PQ is equal to

The median of the data -3, 4, 0, 4, -2, -5, 1, 7, 10, 5 is

In an arithmetic progression, if 9 is the 5th term, -26 is the 12th term, then -6 is which term?

The sum of two numbers is 25 and sum of their square is 313. Calculate the numbers.

An object travels 24 m in 3 s and then another 15 m in 2 s. What is the average speed of the object?

If 7 spiders make 7 webs in 7 days , then 1 spider will make 1 web in how many days ?

A sum of Rs 4000 becomes Rs 5800 in 3 years, when invested in a scheme of simple interest. If the same sum is invested in a scheme of compound interest with same yearly interest rate (compounding of interest is done yearly), then what will be the amount (in Rs) after 2 years?