Quantitative Aptitude - Arithmetic Ability Questions

The 3rd and 9th term of an arithmetic progression are -8 and 10 respectively. What is the 16th term?

If Cos θ = 5/13, then Cosec θ = ?

Of the 3 numbers whose average is 40, the first is 1/3 rd the sum of other 2. What is the first number?

The line segment AB intersects the straight line CD at B; AB will be smallest when ∠ ABD (in degrees) is

A new topic named Problem Solving was also introduced and it was decided that 10% time of all topics except Arithmetic will be devoted to it. What will be the central angle (in degrees) made by Problem Solving in the new pie chart?

Both A and B together can complete a work in 20 days and B alone can complete the same work in 36 days. In how many days will A alone complete the work?

Find the curved surface area (in cm2) of a right circular cylinder of diameter 28 cm and height 12 cm.

ΔPQR is right angled at Q. If cotP = 5/12, then what is the value of tanR ?