Quantitative Aptitude - Arithmetic Ability Questions

Rakshanth is twice as good as tradesman as Verma and together they finish a piece of work in 19 days. In how many dayswill Verma alone finish the work?

A student, by mistake, wrote 64 in place of 46 as a number at the time of finding the average of 10 given numbers & got the average as 50. The correct average of the numbers is

If cos -4π/3 = x, then the value of x is

If secA + tanA = a, then the value of cosA is

Select the odd number from the given alternatives.

What is the value of Cot 45° - (1/√3)Cosec 60°?

What is the slope of the line parallel to the line passing through the points (-­4,­-6) and (2,­-3)?

The measures of the three angles of a triangle are in the ratio 1:2:3. What is the measure of the biggest angle?