Verbal Reasoning - Mental Ability Questions

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.

LT, MS, NR, OQ, ?

Arrange the given words in the sequence in which they occur in the dictionary.
1. Xenons
2. Xylyls
3. Xanthic
4. Xenians
5. Xyst

If "A" means "plus", "B" means "divide", "C" means "multiply" and "D" means "minus", then 187 B 17 C 4 A 7 D 17 = ?

In the following question, select the missing number from the given series.
1, 3, 6, 10, 15, ?

Select the related letters from the given alternatives.
WVT : SRP :: MLJ : ?

If CHANTED is coded as ZEXKQBA, then how will MAY be coded as?

Amar moved 20km towards east in car from his home to reach hospital. From there he turned left and moved 30km and again move 20km left to reach his school. How far is his school from hospital?

In a certain code language "CANADA" is written as "BZMBEB". How is "SYDNEY" written in that code language?