After arranging the given words according to dictionary order, which word will come in the ‘Third’ position?

1. Theory
2. Theorem
3. Theology
4. Theologue
5. Theogonic

Six girls G1, G2, G3, G4, G5 and G6 are sitting in a row, facing towards the east (but not necessarily in the same order). Two girls are sitting between G6 and G4. G6 is sitting at one of the ends. G1 is second to the right of G6. G2 is third to the left of G3. How many girls are sitting between G3 and G2? 

By interchanging the given two signs which of the following equation will be correct?
 × and +

Which letter-cluster will replace the question mark (?) to complete the given series?

QML, PRC, OWT, NBK, ?

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

Option

After interchanging the given two numbers and two signs what will be the values of equation (I) and (II) respectively?
× and ÷, 7 and 9

I. 8 × 3 ÷ 6 + 9 – 7
II. 9 – 7 × 1 + 6 ÷ 3

If + means −, − means ×, × means ÷, and ÷ means +, what will be the value of the following expression?
 45 × 9 ÷ 12 – 5 + 3

Select the option that is related to the fourth term in the same way as the first term is related to the second term and the fifth term is related to the sixth term.
 18 : 234 :: ? : 176 :: 14 : 126