Quantitative Aptitude - Arithmetic Ability Questions

The 2nd and 6th term of an arithmetic progression are 8 and 20 respectively. What is the 20th term?

Two equal circles intersect each other at point A and B, whose centers are O and O’. OO’ = 24 mm and AB = 10 mm, then find the area (in sq. mm) of the circle.

Find length of the arc whose central angle is 45° and radius of the circle is 28 cm?

If [2(4x/5 - 3/4)]/3 - 5/3 = -1/6, then the value of x is?

If P = 22 + 62 + 102 + 142 + ... 942 and Q = 12 + 52 + 92 + ... 812, then what is the value of P – Q?

If tan4θ + tan2θ = 1 then the value of cos4θ + cos2θ is

If x2+1x2 = 98, then x3+1x3 = ?

What is the area (in sq cm) of a rectangle if its diagonal is 25 cm and one of its sides is 24 cm?