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?

Find the number that is as much greater than 39 as is less than 79.

In the given series, how many 8s are there that are not divisible by the number to its left but completely divisible by the number to its right.

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How many natural numbers between 15 and 85 are divisible by 7?

A car takes 5 hours to cover 100 kms distance at a particular speed whereas another car takes 3 hours to reach a particular distance at the same speed. Find the distance.

The salary of a person is reduced by 20% . To restore the previous salary, his present salary is to be increased by

In the following question, select the odd word pair from the given alternatives.

A discount of 45% on an article is equal to the discount of 65% on other article. What is the respective ratio of the marked price of both the articles?