Quantitative Aptitude - Arithmetic Ability Questions

If x = cosecθ - sinθ and y = secθ - cosθ, then the relation between x and y is

If cosAcotA/(1 -­ sinA) = x, then the value of x is

In a bag the ratio of red balls to green balls is 4 : 9. If 6 more green balls were added to the bag, the ratio of red balls to green balls would become 1 : 3. How many red balls are there in the bag?

The measure of the four successive angles of a quadrilateral are in the ratio 7 : 11 : 7 : 11. The quadrilateral is a ______.

P does half as much work as Q in 1/3 of the time. If together they take 15 days to complete a work, how many days will P take to do it alone?

How many natural numbers are there between 1000 to 2000, which when divided by 341 leaves remainder 5?

Curved surface area of a cylinder is 528 sq cm. If circumference of its base is 44 cm, find the height of the cylinder?

The average age of 19 boys in a class is 21 years. If the teacher's age is included, the average increases to 22 years. What is the teacher's age?