Use each of the following figures only once and from three groups. The three groups thus formed are :

The number of letters that are preceded by a symbol but not followed by a number in the given expression is ___.

SM@A#N2B4O&3C5P+D2

A wheel has diameter 84 cm. The number of complete revolution it will take to cover 792 m is

Choose the correct figure that replaces the question mark.

Select the number missing from the given sequence.

1, 2, 6, ___, 120, 720

If the number x4441 is divisible by 11, what is the face value of x?

In ΔPQR measure of angle Q is 90°. If cosP = 5/13, and PQ = 2.5cm, then what is the length (in cm) of side PR?

ΔPQR is right angled at Q. If m∠P = 45°, then find the value of (cosecR + 1/3).