Quantitative Aptitude - Arithmetic Ability Questions

For triangle PQR, find equation of altitude PS if co­-ordinates of P, Q and R are (6,2), (0,3) and (­-4,5) respectively?

A table was sold at a profit of 10%. If its cost price was 5% less and it was sold for Rs. 7 more, the gain would have been 20%. Find the cost price of the table.

The value of tan80° tan10° + sin270° + sin20∘

tan2Asin2Ais equal to

Find the value of 'a' for which x+3x+a24 is a perfect square.

Select the odd letters from the given alternatives.

What is the slope of the line perpendicular to the line passing through the points (-5 , 1) and (-2 , 0)?

The cash difference between the selling price of an article at a profit of 4% and 6% is Rs. 3. The ratio of two selling prices is: