10 identical solid spherical balls of radius 3 cm are

Select the option in which the numbers are related in the same way as are the numbers of the following sets. 

(22, 11, 244)

Select the correct combination of letters that when sequentially placed in the blanks of the given series will complete the series.

E × I : 25 × 81 ∷ K × P : ?

Find the next number in the series:

27, 27, 34, 60, 123, ‘?’

PINE : 5945 :: HERO : 8585 :: JUMP : ?

Four letter-clusters have been given, out of which three are alike in some manner and one is different. Select the letter-cluster that is different.

If ECD = 24 and HGF = 42, then JKFG =

65 : 31 :: 72 : ? :: 34 : 19

Which two numbers from amongst the given options should be interchanged to make the given equation correct?

(240 ÷ 2 + 5) × 8 + 15 × 8 = 100