Quantitative Aptitude - Arithmetic Ability Questions

For triangle ABC, find equation of median AD if co-ordinates of A, B and C are (-1,-3), (5,-4) and (3,2) respectively?

In the following question, select the odd letter/letters from the given alternatives.

Find out the odd word/letters/number/number pair from the given alternatives.

Find the odd word/letters/number from the given alternatives.

If selling price is Rs. 72 and Gain percentage = 20%, calculate the Cost Price.

If a+b+c=15 and 1a+1b+1c=71abc, then the a3+b3+c3-3abc is

Working 10 hours a day, Aman can complete a piece of work in 18 days. How many hours a day should he work so as to finish the work in 15 days?

The average of 10 numbers is X and one of the number is 38. If 38 is replaced with 19, then what will be the new average?